JP2021037465A - Aromatic ring redox photocatalyst having high reduction power - Google Patents
Aromatic ring redox photocatalyst having high reduction power Download PDFInfo
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- JP2021037465A JP2021037465A JP2019160380A JP2019160380A JP2021037465A JP 2021037465 A JP2021037465 A JP 2021037465A JP 2019160380 A JP2019160380 A JP 2019160380A JP 2019160380 A JP2019160380 A JP 2019160380A JP 2021037465 A JP2021037465 A JP 2021037465A
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- 239000011941 photocatalyst Substances 0.000 title abstract description 4
- 230000009467 reduction Effects 0.000 title description 4
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- 125000001072 heteroaryl group Chemical group 0.000 claims description 16
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- 230000010534 mechanism of action Effects 0.000 description 2
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- DLRKJIFFNNMDQM-UHFFFAOYSA-N 4-methylidene-2,3-dihydrothiochromene Chemical compound C1=CC=C2C(=C)CCSC2=C1 DLRKJIFFNNMDQM-UHFFFAOYSA-N 0.000 description 1
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- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical group [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- QCMHGCDOZLWPOT-FMNCTDSISA-N COC1=C(CC[C@@H]2CCC3=C(C2)C=CC(=C3)[C@H]2CC[C@](N)(CO)C2)C=CC=C1 Chemical compound COC1=C(CC[C@@H]2CCC3=C(C2)C=CC(=C3)[C@H]2CC[C@](N)(CO)C2)C=CC=C1 QCMHGCDOZLWPOT-FMNCTDSISA-N 0.000 description 1
- 229940126279 Compound 14f Drugs 0.000 description 1
- BDAGIHXWWSANSR-UHFFFAOYSA-N Formic acid Chemical compound OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 1
- CZPWVGJYEJSRLH-UHFFFAOYSA-N Pyrimidine Chemical compound C1=CN=CN=C1 CZPWVGJYEJSRLH-UHFFFAOYSA-N 0.000 description 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- XYLMUPLGERFSHI-UHFFFAOYSA-N alpha-Methylstyrene Chemical compound CC(=C)C1=CC=CC=C1 XYLMUPLGERFSHI-UHFFFAOYSA-N 0.000 description 1
- 125000005577 anthracene group Chemical group 0.000 description 1
- XRWSZZJLZRKHHD-WVWIJVSJSA-N asunaprevir Chemical compound O=C([C@@H]1C[C@H](CN1C(=O)[C@@H](NC(=O)OC(C)(C)C)C(C)(C)C)OC1=NC=C(C2=CC=C(Cl)C=C21)OC)N[C@]1(C(=O)NS(=O)(=O)C2CC2)C[C@H]1C=C XRWSZZJLZRKHHD-WVWIJVSJSA-N 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 238000004440 column chromatography Methods 0.000 description 1
- 229940127206 compound 14d Drugs 0.000 description 1
- 229940126208 compound 22 Drugs 0.000 description 1
- 229940125961 compound 24 Drugs 0.000 description 1
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- 238000007872 degassing Methods 0.000 description 1
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- 229940079593 drug Drugs 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- DLLJVQNYBYOKGS-UHFFFAOYSA-N ethoxyethane;pentane Chemical compound CCCCC.CCOCC DLLJVQNYBYOKGS-UHFFFAOYSA-N 0.000 description 1
- OUBZLXSQKQMFAH-UHFFFAOYSA-N ethyl 2-(4-fluoroanilino)-2-oxoacetate Chemical compound CCOC(=O)C(=O)NC1=CC=C(F)C=C1 OUBZLXSQKQMFAH-UHFFFAOYSA-N 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
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- 238000007710 freezing Methods 0.000 description 1
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- 125000002541 furyl group Chemical group 0.000 description 1
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- 230000006872 improvement Effects 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 125000000040 m-tolyl group Chemical group [H]C1=C([H])C(*)=C([H])C(=C1[H])C([H])([H])[H] 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- LXNFVVDCCWUUKC-UHFFFAOYSA-N methyl 4-chlorobenzoate Chemical compound COC(=O)C1=CC=C(Cl)C=C1 LXNFVVDCCWUUKC-UHFFFAOYSA-N 0.000 description 1
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 description 1
- 125000000896 monocarboxylic acid group Chemical group 0.000 description 1
- WNOHFJIMKSDPHP-UHFFFAOYSA-N n-(2-chlorophenyl)-7-(1h-1,2,4-triazol-5-yl)benzo[c][2,6]naphthyridin-5-amine Chemical compound ClC1=CC=CC=C1NC1=NC2=C(C=3NC=NN=3)C=CC=C2C2=CN=CC=C12 WNOHFJIMKSDPHP-UHFFFAOYSA-N 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 125000003261 o-tolyl group Chemical group [H]C1=C([H])C(*)=C(C([H])=C1[H])C([H])([H])[H] 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000011913 photoredox catalysis Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 125000005575 polycyclic aromatic hydrocarbon group Chemical group 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 125000004076 pyridyl group Chemical group 0.000 description 1
- 125000004528 pyrimidin-5-yl group Chemical group N1=CN=CC(=C1)* 0.000 description 1
- 125000000714 pyrimidinyl group Chemical group 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 125000004159 quinolin-2-yl group Chemical group [H]C1=C([H])C([H])=C2C([H])=C([H])C(*)=NC2=C1[H] 0.000 description 1
- 125000002943 quinolinyl group Chemical group N1=C(C=CC2=CC=CC=C12)* 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 125000005555 sulfoximide group Chemical group 0.000 description 1
- 238000010189 synthetic method Methods 0.000 description 1
- VCZQFJFZMMALHB-UHFFFAOYSA-N tetraethylsilane Chemical compound CC[Si](CC)(CC)CC VCZQFJFZMMALHB-UHFFFAOYSA-N 0.000 description 1
- 125000001544 thienyl group Chemical group 0.000 description 1
- IMFACGCPASFAPR-UHFFFAOYSA-N tributylamine Chemical compound CCCCN(CCCC)CCCC IMFACGCPASFAPR-UHFFFAOYSA-N 0.000 description 1
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- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Description
本発明は、新規な有機分子光レドックス触媒に関する。本発明の光レドックス触媒は、高い還元力と高い触媒活性を有し、様々な酸化還元化学反応の触媒として有用である。 The present invention relates to a novel organic molecular photoredox catalyst. The photoredox catalyst of the present invention has high reducing power and high catalytic activity, and is useful as a catalyst for various redox chemical reactions.
近年、可視光を駆動力とする環境調和型の有機合成ツールとして、光レドックス触媒が注目されている。本発明者はこの光レドックス触媒作用に注目し、トリフルオロメチル化試薬の還元を鍵とするアルケンのトリフルオロメチル化反応を開発した(Y. Yasu, T. Koike, M. Akita, Angew. Chem. Int. Ed., 51, 9567, (2012) )。有機フッ素化合物は医農薬分野で注目されており、その合成法の開発は重要であるが、一方で従来の手法では、イリジウム等の貴金属を光触媒として用いなければならないという課題があった。 In recent years, optical redox catalysts have been attracting attention as an environment-friendly organic synthesis tool that uses visible light as a driving force. Focusing on this photoredox catalysis, the present inventor has developed a trifluoromethylation reaction of alkenes with the reduction of trifluoromethylation reagents as the key (Y. Yasu, T. Koike, M. Akita, Angew. Chem). . Int. Ed., 51, 9567, (2012)). Organofluorine compounds are attracting attention in the field of medicines and agrochemicals, and the development of a synthetic method thereof is important.
これに対して、本発明者は最近、単純な多環芳香族炭化水素であるペリレンが、ジフルオロメチル化反応において効果的な光レドックス触媒として働くことを見出した(N. Noto, T. Koike, M. Akita, Chem. Sci., 8, 6375, (2017) )。この結果から、本発明者はπ共役有機化合物が、金属錯体に取って代わる優れた還元触媒として働く可能性を持つと考察した。一方、ペリレンは安定性や還元力の面で改善の余地を有しており、さらにその溶解性の悪さから有効な官能基化が難しいため、触媒としての発展性に乏しかった。そこで比較的大きなπ共役系を持ち、より官能基化の容易なアントラセンを基盤骨格として用いることを着想し、これを用いた有機光レドックス触媒の開発に取り組んだ。その結果、アントラセンの9位及び10位をジアリールアミノ基によって置換した9,10-ビス(ジフェニルアミノ)アントラセン(以下、「BDA」という場合がある。)が優れた還元触媒として働くことを見出した(非特許文献1) In contrast, the inventor recently found that perylene, a simple polycyclic aromatic hydrocarbon, acts as an effective photoredox catalyst in the difluoromethylation reaction (N. Noto, T. Koike, M. Akita, Chem. Sci., 8, 6375, (2017)). From this result, the present inventor considered that the π-conjugated organic compound has a possibility of acting as an excellent reduction catalyst to replace the metal complex. On the other hand, perylene has room for improvement in terms of stability and reducing power, and further, it is difficult to effectively functionalize it due to its poor solubility, so that it has poor developability as a catalyst. Therefore, we came up with the idea of using anthracene, which has a relatively large π-conjugated system and is easier to functionalize, as the base skeleton, and worked on the development of an organic photoredox catalyst using this. As a result, it was found that 9,10-bis (diphenylamino) anthracene (hereinafter, sometimes referred to as "BDA") in which the 9-position and the 10-position of anthracene were substituted with a diarylamino group acts as an excellent reduction catalyst. (Non-Patent Document 1)
BDAは、フルオロアルキル化反応を触媒する際、カチオン性または高い求電子性のフルオロアルキル化試薬を選択する必要があるなど、適用できる反応に制限があった。本発明は、このような背景の下、より広範な反応に適用可能な光レドックス触媒を提供することを目的とする。 The BDA has limited applicable reactions, such as the need to select a cationic or highly electrophilic fluoroalkylating reagent when catalyzing a fluoroalkylation reaction. It is an object of the present invention to provide a photoredox catalyst applicable to a wider range of reactions against such a background.
本発明者は、上記課題を解決するため鋭意検討を重ねた結果、BDAのアントラセンをナフタレン又はベンゼンに置き換えた化合物である1,4-ビス(ジフェニルアミノ)ナフタレン(以下、「BDN」という場合がある。)又は1,4-ビス(ジフェニルアミノ)ベンゼン(以下、「BDB」という場合がある。)が、優れた触媒活性を示すと共に、高い還元力を有し、中性または求電子性の低いフルオロアルキル化試薬からラジカルの発生が可能であることを見出した。 As a result of diligent studies to solve the above problems, the present inventor may refer to 1,4-bis (diphenylamino) naphthalene (hereinafter, referred to as "BDN"), which is a compound in which anthracene of BDA is replaced with naphthalene or benzene. Benzene or 1,4-bis (diphenylamino) benzene (hereinafter sometimes referred to as "BDB") has excellent catalytic activity, high reducing power, and is neutral or electrophilic. We have found that it is possible to generate radicals from low fluoroalkylating reagents.
また、本発明者は、BDN及びBDBは、BDAと触媒の作用機序が異なることも見出した(図1)。即ち、BDAを用いた反応では、触媒と基質との相互作用(静的消光)が必要であるが(Naoki Noto, Yuya Tanaka, Takashi Koike, and Munetaka Akita, ACS Catal. 2018, 8, 9408-9419)、BDN及びBDBは、そのような相互作用は不要であり、より広範な基質の活性化可能であることを見出した。
本発明は、以上の知見に基づき完成されたものである。
The present inventor also found that BDN and BDB have a different mechanism of action from BDA (Fig. 1). That is, the reaction using BDA requires interaction between the catalyst and the substrate (static quenching) (Naoki Noto, Yuya Tanaka, Takashi Koike, and Munetaka Akita, ACS Catal. 2018, 8, 9408-9419). ), BDN and BDB have found that such interactions are not required and a wider range of substrates can be activated.
The present invention has been completed based on the above findings.
即ち、本発明は、以下の(1)〜(9)を提供する。
(1)下記の一般式(I)又は一般式(II)
で表される化合物を含むことを特徴とする光レドックス触媒。
That is, the present invention provides the following (1) to (9).
(1) The following general formula (I) or general formula (II)
A photoredox catalyst comprising a compound represented by.
(2)一般式(I)及び一般式(II)で表される化合物におけるAr1、Ar2、Ar3、Ar4、Ar5、Ar6、Ar7、及びAr8が、それぞれ独立して置換基で置換されていてもよいフェニル基であることを特徴とする(1)に記載の光レドックス触媒。 (2) Ar 1 , Ar 2 , Ar 3 , Ar 4 , Ar 5 , Ar 6 , Ar 7 , and Ar 8 in the compounds represented by the general formulas (I) and (II) are independent of each other. The photoredox catalyst according to (1), which is a phenyl group which may be substituted with a substituent.
(3)一般式(I)及び一般式(II)で表される化合物におけるAr1、Ar2、Ar3、Ar4、Ar5、Ar6、Ar7、及びAr8が、それぞれ独立してフェニル基又は4位、3位、若しくは2位が置換基で置換されているフェニル基であることを特徴とする(1)に記載の光レドックス触媒。 (3) Ar 1 , Ar 2 , Ar 3 , Ar 4 , Ar 5 , Ar 6 , Ar 7 , and Ar 8 in the compounds represented by the general formulas (I) and (II) are independent of each other. The photoredox catalyst according to (1), wherein the phenyl group or the phenyl group in which the 4-position, 3-position, or 2-position is substituted with a substituent is used.
(4)一般式(I)及び一般式(II)で表される化合物におけるAr1、Ar2、Ar3、Ar4、Ar5、Ar6、Ar7、及びAr8が、それぞれ独立してフェニル基、4-tert-ブチルフェニル基、又は4-フルオロフェニル基であることを特徴とする(1)に記載の光レドックス触媒。 (4) Ar 1 , Ar 2 , Ar 3 , Ar 4 , Ar 5 , Ar 6 , Ar 7 , and Ar 8 in the compounds represented by the general formulas (I) and (II) are independent of each other. The photoredox catalyst according to (1), which is a phenyl group, a 4-tert-butylphenyl group, or a 4-fluorophenyl group.
(5)一般式(I)及び一般式(II)で表される化合物におけるR1、R2、R3、R4、R5、R6、R7、R8、R9、及びR10が、水素原子であることを特徴とする(1)乃至(4)のいずれかに記載の光レドックス触媒。 (5) R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , R 8 , R 9 , and R 10 in the compounds represented by the general formulas (I) and (II). The photoredox catalyst according to any one of (1) to (4), wherein is a hydrogen atom.
(6)(1)乃至(5)のいずれかに記載の光レドックス触媒の存在下、光照射下で、酸化還元反応により有機化合物を活性化することを特徴とする化合物の製造方法。 (6) A method for producing a compound, which comprises activating an organic compound by a redox reaction in the presence of the photoredox catalyst according to any one of (1) to (5) and under light irradiation.
(7)酸化還元反応が、fac-トリス(2-フェニルピリジン)イリジウム(III)又はトリス(2,2'-ビピリジン)ルテニウム(II)ビス(ヘキサフルオロホスファート)を触媒とする酸化還元反応であることを特徴とする(6)に記載の化合物の製造方法。 (7) The redox reaction is a redox reaction catalyzed by fac-tris (2-phenylpyridine) iridium (III) or tris (2,2'-bipyridine) ruthenium (II) bis (hexafluorophosphate). The method for producing a compound according to (6), which is characterized by the above.
(8)酸化還元反応が、芳香族アルケンのヒドロキシ−モノフルオロメチル化反応又は芳香族ビニルアセテートのモノフルオロアルキル化反応であることを特徴とする(6)に記載の化合物の製造方法。 (8) The method for producing a compound according to (6), wherein the redox reaction is a hydroxy-monofluoromethylation reaction of an aromatic alkene or a monofluoroalkylation reaction of an aromatic vinyl acetate.
(9)光レドックス触媒が、一般式(II)で表される化合物を含む光レドックス触媒であり、酸化還元反応が、クロロベンゼン類の脱塩素化反応であることを特徴とする(6)に記載の化合物の製造方法。 (9) Described in (6), wherein the photoredox catalyst is a photoredox catalyst containing a compound represented by the general formula (II), and the redox reaction is a dechlorination reaction of chlorobenzenes. Method for producing the compound of.
本発明は、新規な光レドックス触媒を提供する。本発明の光レドックス触媒は、還元力と触媒活性が高く、有機フッ素化合物の合成反応を初めとした様々な化学反応の触媒として有用である。 The present invention provides a novel photoredox catalyst. The photoredox catalyst of the present invention has high reducing power and catalytic activity, and is useful as a catalyst for various chemical reactions including the synthesis reaction of organofluorine compounds.
以下、本発明を詳細に説明する。
本発明において「ハロゲン原子」とは、例えば、フッ素原子、塩素原子、臭素原子、ヨウ素原子である。
Hereinafter, the present invention will be described in detail.
In the present invention, the "halogen atom" is, for example, a fluorine atom, a chlorine atom, a bromine atom, or an iodine atom.
本発明において「アリール基」とは、例えば、フェニル基、ナフタレン−1−イル基、ナフタレン−2−イル基である。 In the present invention, the "aryl group" is, for example, a phenyl group, a naphthalene-1-yl group, or a naphthalene-2-yl group.
本発明において「ヘテロアリール基」とは、例えば、ピリジニル基(ピリジン−2−イル基、ピリジン−3−イル基、ピリジン−4−イル基)、ピリミジニル基(ピリミジン−2−イル基、ピリミジン−4−イル基、ピリミジン−5−イル基)、フラニル基(フラン−2−イル基、フラン−3−イル基)、チエニル基(チオフェン−2−イル基、チオフェン−3−イル基)、キノリニル基(キノリン−2−イル基、キノリン−3−イル基、キノリン−4−イル基、キノリン−5−イル基、キノリン−6−イル基)である。 In the present invention, the "heteroaryl group" is, for example, a pyridinyl group (pyridin-2-yl group, pyridine-3-yl group, pyridine-4-yl group), pyrimidinyl group (pyrimidine-2-yl group, pyrimidin-). 4-yl group, pyrimidin-5-yl group), furanyl group (fran-2-yl group, furan-3-yl group), thienyl group (thiophen-2-yl group, thiophen-3-yl group), quinolinyl It is a group (quinolin-2-yl group, quinoline-3-yl group, quinoline-4-yl group, quinoline-5-yl group, quinoline-6-yl group).
本発明において「置換基で置換されていてもよいアリール基」及び「置換基で置換されていてもよいヘテロアリール基」における「置換基」とは、例えば、ハロゲン原子、tert-ブチル基、アリール基、ヘテロアリール基である。また、この置換基であるアリール基又はヘテロアリール基が更に置換基(例えば、ハロゲン原子、tert-ブチル基など)で置換されていてもよい。 In the present invention, the "substituted group" in the "aryl group optionally substituted with a substituent" and the "heteroaryl group optionally substituted with a substituent" is, for example, a halogen atom, a tert-butyl group, an aryl. Group, heteroaryl group. Further, the aryl group or heteroaryl group which is the substituent may be further substituted with a substituent (for example, a halogen atom, a tert-butyl group, etc.).
本発明の光レドックス触媒は、上述した一般式(I)又は一般式(II)で表される化合物を含むことを特徴とするものである。 The photoredox catalyst of the present invention is characterized by containing a compound represented by the above-mentioned general formula (I) or general formula (II).
本発明の光レドックス触媒は、通常、一般式(I)又は一般式(II)で表される化合物のみからなるが、他の物質を含んでいてもよい。 The photoredox catalyst of the present invention usually consists of only the compound represented by the general formula (I) or the general formula (II), but may contain other substances.
一般式(I)においてAr1、Ar2、Ar3、及びAr4は、置換基で置換されていてもよいアリール基又は置換基で置換されていてもよいヘテロアリール基を表す。Ar1、Ar2、Ar3、及びAr4は、前記した基であればよいが、好ましくは、置換基で置換されていてもよいフェニル基であり、より好ましくは、フェニル基(無置換フェニル基)、又は4位、3位、若しくは2位が置換基で置換されているフェニル基であり、更に好ましくは、フェニル基又は4位が置換基で置換されているフェニル基であり、特に好ましくは、フェニル基、4-tert-ブチルフェニル基、又は4-フルオロフェニル基である。Ar1、Ar2、Ar3、及びAr4は同一の基であってもよく、異なる基であってもよい。また、Ar1、Ar2、Ar3、及びAr4のすべてが置換基で置換されている基であってもよく、Ar1、Ar2、Ar3、及びAr4の一部だけが置換基で置換されている基であってもよい(例えば、Ar1とAr4だけ、又はAr2とAr3だけが置換基で置換されている基であってもよい。)。 In general formula (I), Ar 1 , Ar 2 , Ar 3 , and Ar 4 represent an aryl group that may be substituted with a substituent or a heteroaryl group that may be substituted with a substituent. Ar 1 , Ar 2 , Ar 3 , and Ar 4 may be the above-mentioned groups, but are preferably phenyl groups that may be substituted with a substituent, and more preferably a phenyl group (unsubstituted phenyl). Group), or a phenyl group in which the 4-position, 3-position, or 2-position is substituted with a substituent, more preferably a phenyl group or a phenyl group in which the 4-position is substituted with a substituent, particularly preferable. Is a phenyl group, a 4-tert-butylphenyl group, or a 4-fluorophenyl group. Ar 1 , Ar 2 , Ar 3 , and Ar 4 may be the same group or different groups. In addition, Ar 1 , Ar 2 , Ar 3 , and Ar 4 may all be substituted with substituents, and only a part of Ar 1 , Ar 2 , Ar 3 , and Ar 4 is a substituent. It may be a group substituted with a substituent (for example, only Ar 1 and Ar 4 or only Ar 2 and Ar 3 may be substituted with a substituent).
一般式(II)においてAr5、Ar6、Ar7及びAr8は、置換基で置換されていてもよいアリール基又は置換基で置換されていてもよいヘテロアリール基を表す。Ar5、Ar6、Ar7及びAr8は、前記した基であればよいが、好ましくは、置換基で置換されていてもよいフェニル基であり、より好ましくは、フェニル基、又は4位、3位、若しくは2位が置換基で置換されているフェニル基であり、更に好ましくは、フェニル基又は4位が置換基で置換されているフェニル基であり、特に好ましくは、フェニル基、4-tert-ブチルフェニル基、又は4-フルオロフェニル基である。Ar5、Ar6、Ar7及びAr8は同一の基であってもよく、異なる基であってもよい。また、Ar5、Ar6、Ar7及びAr8のすべてが置換基で置換されている基であってもよく、Ar5、Ar6、Ar7及びAr8の一部だけが置換基で置換されている基であってもよい(例えば、Ar5とAr8だけが置換基で置換されている基であってもよい。)。 In general formula (II), Ar 5 , Ar 6 , Ar 7 and Ar 8 represent an aryl group that may be substituted with a substituent or a heteroaryl group that may be substituted with a substituent. Ar 5 , Ar 6 , Ar 7 and Ar 8 may be the above-mentioned groups, but are preferably phenyl groups which may be substituted with a substituent, and more preferably a phenyl group or the 4-position. It is a phenyl group in which the 3-position or 2-position is substituted with a substituent, more preferably a phenyl group or a phenyl group in which the 4-position is substituted with a substituent, and particularly preferably a phenyl group, 4-. It is a tert-butylphenyl group or a 4-fluorophenyl group. Ar 5 , Ar 6 , Ar 7 and Ar 8 may be the same group or different groups. Further, Ar 5 , Ar 6 , Ar 7 and Ar 8 may all be substituted with a substituent , and only a part of Ar 5 , Ar 6 , Ar 7 and Ar 8 is substituted with a substituent. It may be a group that has been substituted (for example, it may be a group in which only Ar 5 and Ar 8 are substituted with substituents).
一般式(I)においてR1、R2、R3、R4、R5、及びR6は、水素原子、ハロゲン原子、置換基で置換されていてもよいアリール基、又は置換基で置換されていてもよいヘテロアリール基を表す。R1、R2、R3、R4、R5、及びR6は、前記した基であればよいが、好ましくは、水素原子又はフッ素原子であり、より好ましくは水素原子である。R1、R2、R3、R4、R5、及びR6は同一の基であってもよく、異なる基であってもよい。 In general formula (I), R 1 , R 2 , R 3 , R 4 , R 5 , and R 6 are substituted with a hydrogen atom, a halogen atom, an aryl group optionally substituted with a substituent, or a substituent. Represents a heteroaryl group which may be present. R 1 , R 2 , R 3 , R 4 , R 5 , and R 6 may be the above-mentioned groups, but are preferably hydrogen atoms or fluorine atoms, and more preferably hydrogen atoms. R 1 , R 2 , R 3 , R 4 , R 5 , and R 6 may be the same group or different groups.
一般式(II)においてR7、R8、R9、及びR10は、水素原子、ハロゲン原子、置換基で置換されていてもよいアリール基、又は置換基で置換されていてもよいヘテロアリール基を表す。R7、R8、R9、及びR10は、前記した基であればよいが、好ましくは、水素原子又はフッ素原子であり、より好ましくは水素原子である。R7、R8、R9、及びR10は同一の基であってもよく、異なる基であってもよい。 In general formula (II), R 7 , R 8 , R 9 , and R 10 are a hydrogen atom, a halogen atom, an aryl group optionally substituted with a substituent, or a heteroaryl optionally substituted with a substituent. Represents a group. R 7 , R 8 , R 9 , and R 10 may be the above-mentioned groups, but are preferably hydrogen atoms or fluorine atoms, and more preferably hydrogen atoms. R 7 , R 8 , R 9 , and R 10 may be the same group or different groups.
一般式(I)で表される化合物は、実施例1に記載した1,4-ジブロモナフタレンとジフェニルアミンを原料とする製造方法に、必要に応じて改変や修正を加えた方法に従って製造できる。例えば、置換基で置換されているフェニル基を有する化合物を製造する場合は、ジフェニルアミンの代わりに、ジフェニルアミンのフェニル基に目的の置換基が導入された化合物を原料として製造すればよい。また、フェニル基以外のアリール基やヘテロアリール基を有する化合物を製造する場合は、ジフェニルアミンの代わりに、ジフェニルアミンのフェニル基がフェニル基以外のアリール基やヘテロアリール基に置き換えられた化合物を原料として製造すればよい。 The compound represented by the general formula (I) can be produced according to the production method using 1,4-dibromonaphthalene and diphenylamine as raw materials described in Example 1, with modifications and modifications as necessary. For example, in the case of producing a compound having a phenyl group substituted with a substituent, a compound in which the desired substituent is introduced into the phenyl group of diphenylamine may be produced as a raw material instead of diphenylamine. When producing a compound having an aryl group other than a phenyl group or a heteroaryl group, a compound in which the phenyl group of diphenylamine is replaced with an aryl group or a heteroaryl group other than the phenyl group is used as a raw material instead of diphenylamine. do it.
一般式(II)で表される化合物は、実施例2に記載した1,4-ジブロモベンゼンとジフェニルアミンを原料とする製造方法に、必要に応じて改変や修正を加えた方法に従って製造できる。例えば、置換基で置換されているフェニル基を有する化合物を製造する場合は、ジフェニルアミンの代わりに、ジフェニルアミンのフェニル基に目的の置換基が導入された化合物を原料として製造すればよい。また、フェニル基以外のアリール基やヘテロアリール基を有する化合物を製造する場合は、ジフェニルアミンの代わりに、ジフェニルアミンのフェニル基がフェニル基以外のアリール基やヘテロアリール基に置き換えられた化合物を原料として製造すればよい。 The compound represented by the general formula (II) can be produced according to the production method using 1,4-dibromobenzene and diphenylamine as raw materials described in Example 2 with modifications and modifications as necessary. For example, in the case of producing a compound having a phenyl group substituted with a substituent, a compound in which the desired substituent is introduced into the phenyl group of diphenylamine may be produced as a raw material instead of diphenylamine. When producing a compound having an aryl group other than a phenyl group or a heteroaryl group, a compound in which the phenyl group of diphenylamine is replaced with an aryl group or a heteroaryl group other than the phenyl group is used as a raw material instead of diphenylamine. do it.
本発明の光レドックス触媒は、光(可視光や紫外光)を照射して使用する。照射する光の波長は、光レドックス触媒の化学構造に応じて決めればよく、例えば、一般式(I)で表される化合物を含む光レドックス触媒であれば、通常、350nm〜450nmの範囲の波長であり、好ましくは、380nm〜425nmの範囲の波長であり、一般式(II)で表される化合物を含む光レドックス触媒であれば、通常、300nm〜400nmの範囲の波長であり、好ましくは、350nm〜380nmの範囲の波長である。また、照射する光は、LEDが好ましい。 The photoredox catalyst of the present invention is used by irradiating it with light (visible light or ultraviolet light). The wavelength of the light to be irradiated may be determined according to the chemical structure of the photoredox catalyst. For example, in the case of a photoredox catalyst containing a compound represented by the general formula (I), the wavelength is usually in the range of 350 nm to 450 nm. The wavelength is preferably in the range of 380 nm to 425 nm, and a photoredox catalyst containing a compound represented by the general formula (II) usually has a wavelength in the range of 300 nm to 400 nm, preferably. The wavelength is in the range of 350 nm to 380 nm. Further, the light to be irradiated is preferably an LED.
本発明の光レドックス触媒は、従来使用されているイリジウム光レドックス触媒(例えば、fac-[Ir(ppy)3])やルテニウム光レドックス触媒(例えば、[Ru(bpy)3](PF6)2)の代替触媒になると考えられる。即ち、本発明の光レドックス触媒は、これらの金属光レドックス触媒が促進する様々な反応において触媒として使用できると考えられる。このような本発明の光レドックス触媒が使用可能な反応の具体例としては、例えば、Y. Yasu, T. Koike, M. Akita, Angew. Chem. Int. Ed., 51, 9567, (2012) に記載されている反応などを挙げることができる。 The photoredox catalyst of the present invention includes a conventionally used iridium photoredox catalyst (for example, fac- [Ir (ppy) 3 ]) and a ruthenium photoredox catalyst (for example, [Ru (bpy) 3 ] (PF 6 ) 2 ). ) Is considered to be an alternative catalyst. That is, it is considered that the photoredox catalyst of the present invention can be used as a catalyst in various reactions promoted by these metal photoredox catalysts. Specific examples of such reactions in which the photoredox catalyst of the present invention can be used include Y. Yasu, T. Koike, M. Akita, Angew. Chem. Int. Ed., 51, 9567, (2012). The reactions described in the above can be mentioned.
また、実施例に記載したように、本発明の光レドックス触媒は、芳香族アルケンのヒドロキシ−モノフルオロメチル化反応や芳香族ビニルアセテートのモノフルオロアルキル化反応の触媒として使用できる。本発明の光レドックス触媒が、一般式(II)で表される化合物を含む場合は、クロロベンゼン類の脱塩素化反応の触媒としても使用できる。 Further, as described in Examples, the photoredox catalyst of the present invention can be used as a catalyst for a hydroxy-monofluoromethylation reaction of an aromatic alkene or a monofluoroalkylation reaction of an aromatic vinyl acetate. When the photoredox catalyst of the present invention contains a compound represented by the general formula (II), it can also be used as a catalyst for the dechlorination reaction of chlorobenzenes.
以下に、実施例により本発明を更に詳細に説明するが、本発明はこれらの実施例に限定されるものではない。 Hereinafter, the present invention will be described in more detail with reference to Examples, but the present invention is not limited to these Examples.
〔実施例1〕 BDNの合成
(1)BDNの一般的合成
既知化合物である。1H NMR (400 MHz, CDCl3, rt):δ 8.00 (dd, J = 6.5 Hz, 3.3 Hz, 2H; naphthalene’s Ar), 7.34 (dd, J = 6.5 Hz, 3.3 Hz, 2H; naphthalene’s Ar), 7.32 (s, 2H; naphthalene’s Ar), 7.25-7.21 (8H; Ar), 7.07-7.05 (8H; Ar), 6.96 (t, J = 7.3 Hz, 4H; Ar).
13C NMR (125 MHz, CDCl3, rt):δ 148.4, 142.3, 133.3, 129.5, 128.2, 126.9, 125.2, 122.3, 122.2.
HRMS (ESI-TOF) calcd m/z for [C34H26N2]+ 462.2091 found 462.2091.
It is a known compound. 1 H NMR (400 MHz, CDCl 3 , rt): δ 8.00 (dd, J = 6.5 Hz, 3.3 Hz, 2H; naphthalene's Ar), 7.34 (dd, J = 6.5 Hz, 3.3 Hz, 2H; naphthalene's Ar), 7.32 (s, 2H; naphthalene's Ar), 7.25-7.21 (8H; Ar), 7.07-7.05 (8H; Ar), 6.96 (t, J = 7.3 Hz, 4H; Ar).
13 C NMR (125 MHz, CDCl 3 , rt): δ 148.4, 142.3, 133.3, 129.5, 128.2, 126.9, 125.2, 122.3, 122.2.
HRMS (ESI-TOF) calcd m / z for [C34H26N2] + 462.2091 found 462.2091.
(2)修飾型BDNの合成
対応するジフェニルアミンを用いることで、下記の修飾型BDNを合成した。
〔4tBu-BDN〕
既知化合物である。1H NMR (400 MHz, CD2Cl2, rt):δ 8.02 (dd, J = 6.3, 3.2 Hz, 2H), 7.34 (dd, J = 6.3, 3.2 Hz, 2H), 7.31 (s, 2H), 7.24 (d, J = 8.5 Hz, 8H), 6.97 (d, J = 8.4 Hz, 8H), 1.29 (s, 36H).
13C NMR (126 MHz, CD2Cl2, rt):δ 146.4, 144.8, 142.4, 133.4, 128.1, 126.7, 126.3, 125.3, 121.6, 34.5, 31.6.
[4 t Bu-BDN]
It is a known compound. 1 1 H NMR (400 MHz, CD 2 Cl 2 , rt): δ 8.02 (dd, J = 6.3, 3.2 Hz, 2H), 7.34 (dd, J = 6.3, 3.2 Hz, 2H), 7.31 (s, 2H) , 7.24 (d, J = 8.5 Hz, 8H), 6.97 (d, J = 8.4 Hz, 8H), 1.29 (s, 36H).
13 C NMR (126 MHz, CD 2 Cl 2 , rt): δ 146.4, 144.8, 142.4, 133.4, 128.1, 126.7, 126.3, 125.3, 121.6, 34.5, 31.6.
〔2tBu-BDN〕
1H NMR (400 MHz, CD2Cl2, rt):δ 8.01 (dd, 3JHH = 6.5 Hz, 4JHH = 3.3 Hz, 2H; naphthalene’s Ar), 7.34 (dd, 3JHH = 6.5 Hz, 4JHH = 3.3 Hz, 2H; naphthalene’s Ar), 7.32 (s, 2H; naphthalene’s Ar), 7.28 - 7.17 (8H; Ar), 7.04 - 6.98 (8H; Ar), 6.91 (t, 3JHH = 7.3 Hz, 2H; Ar), 1.30 (s, 18H; CH3).
13C NMR (126 MHz, CD2Cl2, rt):δ 149.1, 146.0, 145.5, 142.3, 133.3, 129.4, 128.1, 126.8, 126.4, 125.3, 122.5, 121.4, 121.3, 34.5, 31.5.
HRMS (ESI-TOF): calcd m/z for [C42H42N2]+ 574.3343, found 574.3345.
[2 t Bu-BDN]
1 H NMR (400 MHz, CD 2 Cl 2 , rt): δ 8.01 (dd, 3 J HH = 6.5 Hz, 4 J HH = 3.3 Hz, 2H; naphthalene's Ar), 7.34 (dd, 3 J HH = 6.5 Hz , 4 J HH = 3.3 Hz, 2H; naphthalene's Ar), 7.32 (s, 2H; naphthalene's Ar), 7.28 --7.71 (8H; Ar), 7.04 --6.98 (8H; Ar), 6.91 (t, 3 J HH = 7.3 Hz, 2H; Ar), 1.30 (s, 18H; CH 3 ).
13 C NMR (126 MHz, CD 2 Cl 2 , rt): δ 149.1, 146.0, 145.5, 142.3, 133.3, 129.4, 128.1, 126.8, 126.4, 125.3, 122.5, 121.4, 121.3, 34.5, 31.5.
HRMS (ESI-TOF): calcd m / z for [C 42 H 42 N 2 ] + 574.3343, found 574.3345.
〔2F-BDN〕
1H NMR (400 MHz, CD2Cl2, rt):δ 7.98 (dd, 3JHH = 6.5 Hz, 4JHH = 3.3 Hz, 2H; naphthalene’s Ar), 7.35 (dd, 3JHH = 6.5 Hz, 4JHH = 3.3 Hz, 2H; naphthalene’s Ar), 7.28 (s, 2H; naphthalene’s Ar), 7.21 (t, 3JHH = 7.9 Hz, 4H; Ar), 7.09 - 7.05 (4H; Ar), 6.98 - 6.91 (10H; Ar).
13C NMR (126 MHz, CD2Cl2, rt):δ 158.3 (d, 1JCF = 240.9 Hz), 148.7, 144.6 (d, 4JCF = 2.5 Hz), 141.8, 132.6, 129.1 (2C), 127.4, 126.5, 124.8, 124.2 (d, 3JCF = 8.1 Hz, 2C),121.5, 121.0 (2C), 115.8 (d, 2JCF = 22.5 Hz, 2C).
19F NMR (376 MHz, CD2Cl2, rt):δ -121.7 (m, 2F).
HRMS (ESI-TOF): calcd m/z for [C34H24F2N2]+ 498.1902, found 498.1902.
[2F-BDN]
1 H NMR (400 MHz, CD 2 Cl 2 , rt): δ 7.98 (dd, 3 J HH = 6.5 Hz, 4 J HH = 3.3 Hz, 2H; naphthalene's Ar), 7.35 (dd, 3 J HH = 6.5 Hz , 4 J HH = 3.3 Hz, 2H; naphthalene's Ar), 7.28 (s, 2H; naphthalene's Ar), 7.21 (t, 3 J HH = 7.9 Hz, 4H; Ar), 7.09 --7.05 (4H; Ar), 6.98 --6.91 (10H; Ar).
13 C NMR (126 MHz, CD 2 Cl 2 , rt): δ 158.3 (d, 1 J CF = 240.9 Hz), 148.7, 144.6 (d, 4 J CF = 2.5 Hz), 141.8, 132.6, 129.1 (2C) , 127.4, 126.5, 124.8, 124.2 (d, 3 J CF = 8.1 Hz, 2C), 121.5, 121.0 (2C), 115.8 (d, 2 J CF = 22.5 Hz, 2C).
19 F NMR (376 MHz, CD 2 Cl 2 , rt): δ -121.7 (m, 2F).
HRMS (ESI-TOF): calcd m / z for [C 34 H 24 F 2 N 2 ] + 498.1902, found 498.1902.
〔実施例2〕 BDBの合成
(1)BDBの一般的合成
既知化合物であり、スペクトルは既報(K. Kirihara, K. Okura, F. Tamakuni, E. Shirakawa, Chem. Eur. J. 2018, 24, 4519-4522.)と一致した。
1H NMR (400 MHz, CDCl3): δ 7.24 (dd, 3JHH = 7.3 Hz, 3JHH = 6.8 Hz, 8H; Ar), 7.10 (d, 3JHH = 7.5 Hz, 8H; Ar), 6.98 (s, 4H; benzene’ s Ar), 6.98 (t, 3JHH = 7.7 Hz, 4H; Ar).
It is a known compound and its spectrum is consistent with previously reported (K. Kirihara, K. Okura, F. Tamakuni, E. Shirakawa, Chem. Eur. J. 2018, 24, 4519-4522.).
1 H NMR (400 MHz, CDCl 3 ): δ 7.24 (dd, 3JHH = 7.3 Hz, 3JHH = 6.8 Hz, 8H; Ar), 7.10 (d, 3JHH = 7.5 Hz, 8H; Ar), 6.98 (s, 4H) Benzene's Ar), 6.98 (t, 3JHH = 7.7 Hz, 4H; Ar).
(2)修飾型BDBの合成
対応するジフェニルアミンを用いることで、下記の修飾型BDNを合成した。
1H NMR (400 MHz, acetone-d6): δ 7.27 (dd, 3JHH = 7.6 Hz, 3JHH = 8.1 Hz, 4H; Ar), 6.97-7.14 (14H; Ar), 6.99 (s, 4H; benzene’ s Ar).
13C NMR (126 MHz, acetone-d6): δ 158.74 (d, 1JCF = 241 Hz), 148.00, 144.15 (d, 4JCF = 2.6 Hz), 143.00, 129.32, 126.10 (d, 3JCF = 8.3 Hz), 125.07, 122.92, 122.36, 116.00 (d, 2JCF = 22.6 Hz).
19F NMR (376 MHz, acetone-d6): δ -121.4 (m, 2F)
1 H NMR (400 MHz, sputtering-d 6 ): δ 7.27 (dd, 3 J HH = 7.6 Hz, 3 J HH = 8.1 Hz, 4H; Ar), 6.97-7.14 (14H; Ar), 6.99 (s, 4H; benzene's Ar).
13 C NMR (126 MHz, acetone-d 6 ): δ 158.74 (d, 1 J CF = 241 Hz), 148.00, 144.15 (d, 4 J CF = 2.6 Hz), 143.00, 129.32, 126.10 (d, 3 J) CF = 8.3 Hz), 125.07, 122.92, 122.36, 116.00 (d, 2 J CF = 22.6 Hz).
19 F NMR (376 MHz, acetone-d 6 ): δ -121.4 (m, 2F)
〔実施例3〕ヒドロキシ−モノフルオロメチル化反応
(1)ヒドロキシ−モノフルオロメチル化の一般的方法
(2)1-([1,1’-ビフェニル] -4-イル)-3-フルオロプロパン-1-オール(14a)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.61-7.58 (4H; Ar), 7.46-7.42 (4H; Ar), 7.37-7.33 (1H; Ar), 4.99 (m, 1 H; CH2CHOH), 4.81-4.47 (2H; CH2F), 2.26-2.07 (2H; CH2CHOH), 2.02 (d, J = 2.6 Hz, 1H; CH2CHOH).
13C NMR (125 MHz, CDCl3, rt): δ 143.1, 140.9, 140.8, 128.9, 127.5 (2C), 127.2, 126.3, 81.6 (d, J = 162.3 Hz), 70.8 (d, J = 4.7 Hz), 39.7 (d, J = 19.0 Hz).
19F NMR (376 MHz, CDCl3, r.t.): δ -222.2 (m, 1F).
HRMS (ESI-TOF) calcd m/z for [C15H15FO+Na]+ 253.0999 found 253.0999.
1 H NMR (400 MHz, CDCl 3 , rt): δ 7.61-7.58 (4H; Ar), 7.46-7.42 (4H; Ar), 7.37-7.33 (1H; Ar), 4.99 (m, 1 H; CH 2) CHOH), 4.81-4.47 (2H; CH 2 F), 2.26-2.07 (2H; CH 2 CHOH), 2.02 (d, J = 2.6 Hz, 1H; CH 2 CHOH).
13 C NMR (125 MHz, CDCl 3 , rt): δ 143.1, 140.9, 140.8, 128.9, 127.5 (2C), 127.2, 126.3, 81.6 (d, J = 162.3 Hz), 70.8 (d, J = 4.7 Hz) , 39.7 (d, J = 19.0 Hz).
19 F NMR (376 MHz, CDCl 3 , rt): δ -222.2 (m, 1F).
HRMS (ESI-TOF) calcd m / z for [C 15 H 15 FO + Na] + 253.0999 found 253.0999.
(3)3-フルオロ-1-フェニルプロパン-1-オール(14b)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.37-7.28 (5H; Ar), 4.91 (dd, J = 8.4 Hz, 5.0 Hz, 1 H; CH2CHOH), 4.76-4.42 (2H; CH2F), 2.22-2.02 (2H; CH2CHOH), 2.00 (brs, 1H; CH2CHOH).
13C NMR (125 MHz, CDCl3, rt): δ 144.1, 128.8, 128.0, 125.9, 81.6 (d, J = 162.2 Hz), 71.0 (d, J = 4.5 Hz), 39.7 (d, J = 18.9 Hz).
19F NMR (376 MHz, CDCl3, r.t.): δ -222.3 (m, 1F).
HRMS (ESI-TOF) calcd m/z for [C9H11FO+Na]+ 177.0686 found 177.0682.
1 H NMR (400 MHz, CDCl 3 , rt): δ 7.37-7.28 (5H; Ar), 4.91 (dd, J = 8.4 Hz, 5.0 Hz, 1 H; CH 2 CHOH), 4.76-4.42 (2H; CH) 2 F), 2.22-2.02 (2H; CH 2 CHOH), 2.00 (brs, 1H; CH 2 CHOH).
13 C NMR (125 MHz, CDCl 3 , rt): δ 144.1, 128.8, 128.0, 125.9, 81.6 (d, J = 162.2 Hz), 71.0 (d, J = 4.5 Hz), 39.7 (d, J = 18.9 Hz) ).
19 F NMR (376 MHz, CDCl 3 , rt): δ -222.3 (m, 1F).
HRMS (ESI-TOF) calcd m / z for [C9H11FO + Na] + 177.0686 found 177.0682.
(4)3-フルオロ-1-(p-トリル)プロパン-1-オール(14c)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.26 (d, J = 8.0 Hz, 2H; Ar), 7.18 (d, J = 8.0 Hz, 2H; Ar), 4.87 (dd, J = 8.4 Hz, 5.0 Hz, 1 H; CH2CHOH), 4.75-4.41 (2H; CH2F), 2.36 (s, 3H; Me), 2.21-1.99 (2H; CH2CHOH), 1.96 (brs, 1H; CH2CHOH).
13C NMR (125 MHz, CDCl3, rt): δ 141.1, 137.7, 129.4, 125.8, 81.6 (d, J = 162.2 Hz), 70.8 (d, J = 4.8 Hz), 39.6 (d, J = 19.0 Hz), 21.2.
19F NMR (376 MHz, CDCl3, r.t.): δ -222.3 (m, 1F).
HRMS (ESI-TOF) calcd m/z for [C10H13FO+Na]+ 191.0843 found 191.0842.
1 1 H NMR (400 MHz, CDCl 3 , rt): δ 7.26 (d, J = 8.0 Hz, 2H; Ar), 7.18 (d, J = 8.0 Hz, 2H; Ar), 4.87 (dd, J = 8.4 Hz) , 5.0 Hz, 1 H; CH 2 CHOH), 4.75-4.41 (2H; CH 2 F), 2.36 (s, 3H; Me), 2.21-1.99 (2H; CH 2 CHOH), 1.96 (brs, 1H; CH 2 CHOH).
13 C NMR (125 MHz, CDCl 3 , rt): δ 141.1, 137.7, 129.4, 125.8, 81.6 (d, J = 162.2 Hz), 70.8 (d, J = 4.8 Hz), 39.6 (d, J = 19.0 Hz) ), 21.2.
19 F NMR (376 MHz, CDCl 3 , rt): δ -222.3 (m, 1F).
HRMS (ESI-TOF) calcd m / z for [C10H13FO + Na] + 191.0843 found 191.0842.
(5)3-フルオロ-1-(4-フルオロフェニル)プロパン-1-オール(14d)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.37-7.33 (2H; Ar), 7.08-7.02 (2H; Ar), 4.93 (m, 1 H; CH2CHOH), 4.77-4.41 (2H; CH2F), 2.21-1.98 (2H; CH2CHOH), 2.00 (brs, 1H; CH2CHOH).
13C NMR (125 MHz, CDCl3, rt): δ 162.4 (d, J = 244.3 Hz), 139.8 (d, J = 9.7 Hz), 127.5 (d, J = 8.0 Hz), 115.6 (d, J = 21.3 Hz), 81.5 (d, J = 162.4 Hz), 70.4 (d, J = 4.3 Hz), 39.8 (d, J = 18.9 Hz).
19F NMR (376 MHz, CDCl3, r.t.): δ -115.7 (m, 1F; ArF), -222.4 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C9H10F2O+Na]+ 195.0592 found 195.0588.
1 H NMR (400 MHz, CDCl 3 , rt): δ 7.37-7.33 (2H; Ar), 7.08-7.02 (2H; Ar), 4.93 (m, 1 H; CH 2 CHOH), 4.77-4.41 (2H; CH 2 F), 2.21-1.98 (2H; CH 2 CHOH), 2.00 (brs, 1H; CH 2 CHOH).
13 C NMR (125 MHz, CDCl 3 , rt): δ 162.4 (d, J = 244.3 Hz), 139.8 (d, J = 9.7 Hz), 127.5 (d, J = 8.0 Hz), 115.6 (d, J = 21.3 Hz), 81.5 (d, J = 162.4 Hz), 70.4 (d, J = 4.3 Hz), 39.8 (d, J = 18.9 Hz).
19 F NMR (376 MHz, CDCl 3 , rt): δ -115.7 (m, 1F; ArF), -222.4 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C9H10F2O + Na] + 195.0592 found 195.0588.
(6)1-(4-クロロフェニル)-3-フルオロプロパン-1-オール (14e)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.35-7.30 (4H; Ar), 4.92 (m, 1 H; CH2CHOH), 4.77-4.42 (2H; CH2F), 2.19-1.99 (2H; CH2CHOH), 2.02 (brs, 1H; CH2CHOH).
13C NMR (125 MHz, CDCl3, rt): δ 142.6, 133.6, 128.9, 127.3, 81.4 (d, J = 162.4 Hz), 70.4 (d, J = 4.2 Hz), 39.7 (d, J = 18.9 Hz).
19F NMR (376 MHz, CDCl3, r.t.): δ -222.4 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C9H10ClFO+Na]+ 211.0296 found 211.0294.
1 H NMR (400 MHz, CDCl 3 , rt): δ 7.35-7.30 (4H; Ar), 4.92 (m, 1 H; CH 2 CHOH), 4.77-4.42 (2H; CH 2 F), 2.19-1.99 ( 2H; CH 2 CHOH), 2.02 (brs, 1H; CH 2 CHOH).
13 C NMR (125 MHz, CDCl 3 , rt): δ 142.6, 133.6, 128.9, 127.3, 81.4 (d, J = 162.4 Hz), 70.4 (d, J = 4.2 Hz), 39.7 (d, J = 18.9 Hz) ).
19 F NMR (376 MHz, CDCl 3 , rt): δ -222.4 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C9H10ClFO + Na] + 211.0296 found 211.0294.
(7)1-(4-ブロモフェニル)-3-フルオロプロパン-1-オール (14f)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.49 (d, J = 8.4 Hz, 2H; Ar), 7.26 (d, J = 8.4 Hz, 2H; Ar), 4.91 (m, 1 H; CH2CHOH), 4.78-4.42 (2H; CH2F), 2.18-1.97 (2H; CH2CHOH), 2.03 (brs, 1H; CH2CHOH).
13C NMR (125 MHz, CDCl3, rt): δ 143.1, 131.8, 127.6, 121.7, 81.4 (d, J = 162.5 Hz), 70.5 (d, J = 4.2 Hz), 39.7 (d, J = 18.8 Hz).
19F NMR (376 MHz, CDCl3, r.t.): δ -222.4 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C9H10BrFO+Na]+ 254.9791 found 254.9791.
1 H NMR (400 MHz, CDCl 3 , rt): δ 7.49 (d, J = 8.4 Hz, 2H; Ar), 7.26 (d, J = 8.4 Hz, 2H; Ar), 4.91 (m, 1 H; CH 2 CHOH), 4.78-4.42 (2H; CH 2 F), 2.18-1.97 (2H; CH 2 CHOH), 2.03 (brs, 1H; CH 2 CHOH).
13 C NMR (125 MHz, CDCl 3 , rt): δ 143.1, 131.8, 127.6, 121.7, 81.4 (d, J = 162.5 Hz), 70.5 (d, J = 4.2 Hz), 39.7 (d, J = 18.8 Hz) ).
19 F NMR (376 MHz, CDCl 3 , rt): δ -222.4 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C9H10BrFO + Na] + 254.9791 found 254.9791.
(8)3-フルオロ-1-(4-メトキシフェニル)プロパン-1-オール(14g)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.30 (d, J = 8.7 Hz, 2H; Ar), 6.91 (d, J = 8.7 Hz, 2H; Ar), 4.88 (m, 1 H; CH2CHOH), 4.75-4.41 (2H; CH2F), 3.81 (s, 3H; OMe), 2.24-1.98 (2H; CH2CHOH), 1.90 (brs, 1H; CH2CHOH).
13C NMR (125 MHz, CDCl3, rt): δ 159.4, 136.2, 127.2, 114.1, 81.6 (d, J = 162.2 Hz), 70.6 (d, J = 4.8 Hz), 55.4, 39.6 (d, J = 19.0 Hz).
19F NMR (376 MHz, CDCl3, r.t.): δ -222.4 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C10H13FO2+Na]+ 207.0792 found 207.0792.
1 1 H NMR (400 MHz, CDCl 3 , rt): δ 7.30 (d, J = 8.7 Hz, 2H; Ar), 6.91 (d, J = 8.7 Hz, 2H; Ar), 4.88 (m, 1 H; CH 2 CHOH), 4.75-4.41 (2H; CH 2 F), 3.81 (s, 3H; OMe), 2.24-1.98 (2H; CH 2 CHOH), 1.90 (brs, 1H; CH 2 CHOH).
13 C NMR (125 MHz, CDCl 3 , rt): δ 159.4, 136.2, 127.2, 114.1, 81.6 (d, J = 162.2 Hz), 70.6 (d, J = 4.8 Hz), 55.4, 39.6 (d, J = 19.0 Hz).
19 F NMR (376 MHz, CDCl 3 , rt): δ -222.4 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C10H13FO2 + Na] + 207.0792 found 207.0792.
(9)4-(3-フルオロ-1-ヒドロキシプロピル)フェニルアセテート (14h)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.39 (d, J = 8.5 Hz, 2H; Ar), 7.09 (d, J = 8.5 Hz, 2H; Ar), 4.94 (dd, J = 8.3 Hz, 4.8 Hz, 1 H; CH2CHOH), 4.78-4.43 (2H; CH2F), 2.30 (s, 3H; OAc), 2.21-2.01 (2H; CH2CHOH), 2.00 (brs, 1H; CH2CHOH).
13C NMR (125 MHz, CDCl3, rt): δ 169.7, 150.2, 141.7, 127.0, 121.8, 81.5 (d, J = 162.4 Hz), 70.4 (d, J = 3.8 Hz), 39.6 (d, J = 19.0 Hz), 21.2.
19F NMR (376 MHz, CDCl3, r.t.): δ -222.4 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C11H13FO3+Na]+ 235.0741 found 235.0739.
1 1 H NMR (400 MHz, CDCl 3 , rt): δ 7.39 (d, J = 8.5 Hz, 2H; Ar), 7.09 (d, J = 8.5 Hz, 2H; Ar), 4.94 (dd, J = 8.3 Hz , 4.8 Hz, 1 H; CH 2 CHOH), 4.78-4.43 (2H; CH 2 F), 2.30 (s, 3H; OAc), 2.21-2.01 (2H; CH 2 CHOH), 2.00 (brs, 1H; CH 2 CHOH).
13 C NMR (125 MHz, CDCl 3 , rt): δ 169.7, 150.2, 141.7, 127.0, 121.8, 81.5 (d, J = 162.4 Hz), 70.4 (d, J = 3.8 Hz), 39.6 (d, J = 19.0 Hz), 21.2.
19 F NMR (376 MHz, CDCl 3 , rt): δ -222.4 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C11H13FO3 + Na] + 235.0741 found 235.0739.
(10)3-フルオロ-1-(4-(トリメチルシリル)フェニル)プロパン-1-オール(14i)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.54 (d, J = 7.9 Hz, 2H; Ar), 7.36 (d, J = 7.9 Hz, 2H; Ar), 4.91 (dd, J = 8.2 Hz, 5.0 Hz, 1 H; CH2CHOH), 4.78-4.43 (2H; CH2F), 2.22-2.02 (2H; CH2CHOH), 1.98 (brs, 1H; CH2CHOH), 0.28 (s, 9H; SiMe3).
13C NMR (125 MHz, CDCl3, rt): δ 144.6, 140.3, 133.8, 125.3, 81.6 (d, J = 162.3 Hz), 70.9 (d, J = 4.5 Hz), 39.6 (d, J = 19.0 Hz), -1.00.
19F NMR (376 MHz, CDCl3, r.t.): δ -222.3 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C12H19FOSi+Na]+ 249.1081 found 249.1080.
1 1 H NMR (400 MHz, CDCl 3 , rt): δ 7.54 (d, J = 7.9 Hz, 2H; Ar), 7.36 (d, J = 7.9 Hz, 2H; Ar), 4.91 (dd, J = 8.2 Hz) , 5.0 Hz, 1 H; CH 2 CHOH), 4.78-4.43 (2H; CH 2 F), 2.22-2.02 (2H; CH 2 CHOH), 1.98 (brs, 1H; CH 2 CHOH), 0.28 (s, 9H) SiMe3).
13 C NMR (125 MHz, CDCl 3 , rt): δ 144.6, 140.3, 133.8, 125.3, 81.6 (d, J = 162.3 Hz), 70.9 (d, J = 4.5 Hz), 39.6 (d, J = 19.0 Hz) ), -1.00.
19 F NMR (376 MHz, CDCl 3 , rt): δ -222.3 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C12H19FOSi + Na] + 249.1081 found 249.1080.
(11)2-(フルオロメチル)-2,3-ジヒドロ-1H-インデン-1-オール(14j)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.44-7.22 (2H; Ar of major and minor isomers), 5.26 (d, J = 6.0 Hz, 1H; CHCHOH of minor isomer), 5.26 (d, J = 6.4 Hz, 1H; CHCHOH of major isomer), 4.92-4.53 (2H; CH2F of major and minor isomers), 3.16-2.57 (3H; CHCHOH, ArCH2CH of major and minor isomers), 1.78 (brs, 1H; CHCHOH of major and minor isomers).
13C NMR (125 MHz, CDCl3, rt): δ 84.6 (d, J = 166.8 Hz), 83.7 (d, J = 163.2 Hz), 77.8 (d, J = 6.0 Hz), 75.8 (d, J = 4.8 Hz), 50.8 (d, J = 18.1 Hz), 44.4 (d, J = 18.3 Hz), 32.5 (d, J = 8.3 Hz), 32.1 (d, J = 6.1 Hz).
Aromatic signals of major and minor diastereomers were overlapped around (144.1, 143.9, 142.4, 141.1, 129.1, 128.7, 127.2, 125.2, 125.1, 125.0, 124.3).
19F NMR (376 MHz, CDCl3, r.t.): δ -222.9 (m, 1F; CH2F of minor isomer), -223.3 (m, 1F; CH2F of major isomer).
HRMS (ESI-TOF) calcd m/z for [C10H11FO+Na]+ 189.0686 found 189.0688.
1 H NMR (400 MHz, CDCl 3 , rt): δ 7.44-7.22 (2H; Ar of major and minor isomers), 5.26 (d, J = 6.0 Hz, 1H; CHCHOH of minor isomers), 5.26 (d, J = 6.4 Hz, 1H; CHCHOH of major isomers), 4.92-4.53 (2H; CH 2 F of major and minor isomers), 3.16-2.57 (3H; CHCHOH, ArCH 2 CH of major and minor isomers), 1.78 (brs, 1H; CHCHOH of major and minor isomers).
13 C NMR (125 MHz, CDCl 3 , rt): δ 84.6 (d, J = 166.8 Hz), 83.7 (d, J = 163.2 Hz), 77.8 (d, J = 6.0 Hz), 75.8 (d, J = 4.8 Hz), 50.8 (d, J = 18.1 Hz), 44.4 (d, J = 18.3 Hz), 32.5 (d, J = 8.3 Hz), 32.1 (d, J = 6.1 Hz).
Aromatic signals of major and minor diastereomers were overlapped around (144.1, 143.9, 142.4, 141.1, 129.1, 128.7, 127.2, 125.2, 125.1, 125.0, 124.3).
19 F NMR (376 MHz, CDCl 3 , rt): δ -222.9 (m, 1F; CH 2 F of minor isomer), -223.3 (m, 1F; CH 2 F of major isomer).
HRMS (ESI-TOF) calcd m / z for [C10H11FO + Na] + 189.0686 found 189.0688.
(12)3-フルオロ-1-(m-トリル)プロパン-1-オール(14k)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.28-7.11 (4H; Ar), 4.89 (m, 1 H; CH2CHOH), 4.77-4.43 (2H; CH2F), 2.37 (s, 3H; Me), 2.23-2.02 (2H; CH2CHOH), 1.96 (brd, J = 2.7 Hz, 1H; CH2CHOH).
13C NMR (125 MHz, CDCl3, rt): δ 144.1, 138.5, 128.70, 128.67, 126.6, 122.9, 81.6 (d, J = 162.3 Hz), 71.0 (d, J = 4.4 Hz), 39.7 (d, J = 19.0 Hz), 21.6.
19F NMR (376 MHz, CDCl3, r.t.): δ -222.3 (m, 1F).
HRMS (ESI-TOF) calcd m/z for [C10H13FO+Na]+ 191.0843 found 191.0848.
1 1 H NMR (400 MHz, CDCl 3 , rt): δ 7.28-7.11 (4H; Ar), 4.89 (m, 1 H; CH 2 CHOH), 4.77-4.43 (2H; CH 2 F), 2.37 (s, 3H; Me), 2.23-2.02 (2H; CH 2 CHOH), 1.96 (brd, J = 2.7 Hz, 1H; CH 2 CHOH).
13 C NMR (125 MHz, CDCl 3 , rt): δ 144.1, 138.5, 128.70, 128.67, 126.6, 122.9, 81.6 (d, J = 162.3 Hz), 71.0 (d, J = 4.4 Hz), 39.7 (d, J = 19.0 Hz), 21.6.
19 F NMR (376 MHz, CDCl 3 , rt): δ -222.3 (m, 1F).
HRMS (ESI-TOF) calcd m / z for [C10H13FO + Na] + 191.0843 found 191.0848.
(13)3-フルオロ-1-(o-トリル)プロパン-1-オール(14l)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.49 (d, J = 7.4 Hz, 2H; Ar), 7.27-7.15 (3H; Ar), 5.17 (dd, J = 8.4 Hz, 5.5 Hz, 1 H; CH2CHOH), 4.82-4.46 (2H; CH2F), 2.35 (s, 3H; Me), 2.16-1.96 (2H; CH2CHOH), 2.00 (brs, 1H; CH2CHOH).
13C NMR (125 MHz, CDCl3, rt): δ 142.2, 134.5, 130.6, 127.6, 126.6, 125.1, 81.7 (d, J = 162.2 Hz), 67.2 (d, J = 4.3 Hz), 38.7 (d, J = 19.1 Hz), 19.0.
19F NMR (376 MHz, CDCl3, r.t.): δ -222.0 (m, 1F).
HRMS (ESI-TOF) calcd m/z for [C10H13FO+Na]+ 191.0843 found 191.0840.
1 1 H NMR (400 MHz, CDCl 3 , rt): δ 7.49 (d, J = 7.4 Hz, 2H; Ar), 7.27-7.15 (3H; Ar), 5.17 (dd, J = 8.4 Hz, 5.5 Hz, 1 H; CH 2 CHOH), 4.82-4.46 (2H; CH 2 F), 2.35 (s, 3H; Me), 2.16-1.96 (2H; CH 2 CHOH), 2.00 (brs, 1H; CH 2 CHOH).
13 C NMR (125 MHz, CDCl 3 , rt): δ 142.2, 134.5, 130.6, 127.6, 126.6, 125.1, 81.7 (d, J = 162.2 Hz), 67.2 (d, J = 4.3 Hz), 38.7 (d, J = 19.1 Hz), 19.0.
19 F NMR (376 MHz, CDCl 3 , rt): δ -222.0 (m, 1F).
HRMS (ESI-TOF) calcd m / z for [C10H13FO + Na] + 191.0843 found 191.0840.
(14)3-フルオロ-1,1-ジフェニルプロパン-1-オール(16a)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.43-7.41 (4H; Ar), 7.35-7.31 (4H; Ar), 7.26-7.23 (2H; Ar), 4.56 (dt, J = 47.1 Hz, 6.4 Hz, 2H; CH2CH2F), 2.77 (dt, J = 21.6 Hz, 6.4 Hz, 2H; CH2CH2F), 2.59 (brs, 1H; OH).
13C NMR (125 MHz, CDCl3, rt): δ 146.3, 128.5, 127.3, 125.9, 82.1 (d, J = 160.0 Hz), 77.5 (overlapped by CDCl3), 41.7 (d, J = 17.9 Hz).
19F NMR (376 MHz, CDCl3, r.t.): δ -221.3 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C15H15FO+Na]+ 253.0999 found 253.1004.
1 1 H NMR (400 MHz, CDCl 3 , rt): δ 7.43-7.41 (4H; Ar), 7.35-7.31 (4H; Ar), 7.26-7.23 (2H; Ar), 4.56 (dt, J = 47.1 Hz, 6.4 Hz, 2H; CH 2 CH 2 F), 2.77 (dt, J = 21.6 Hz, 6.4 Hz, 2H; CH 2 CH 2 F), 2.59 (brs, 1H; OH).
13 C NMR (125 MHz, CDCl 3 , rt): δ 146.3, 128.5, 127.3, 125.9, 82.1 (d, J = 160.0 Hz), 77.5 (overlapped by CDCl 3 ), 41.7 (d, J = 17.9 Hz).
19 F NMR (376 MHz, CDCl 3 , rt): δ -221.3 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C15H15FO + Na] + 253.0999 found 253.1004.
(15)3-フルオロ-1-フェニル-1-(p-トリル)プロパン-1-オール(16b)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.42-7.40 (2H; Ar), 7.33-7.28 (4H; Ar), 7.24 (m, 1H; Ar), 7.14 (d, J = 8.0 Hz, 2H; Ar), 4.56 (apparent dtd, J = 47.1 Hz, 6.5 Hz, 1.2 Hz, 2H; CH2CH2F), 2.74 (apparent dt, J = 21.4 Hz, 6.4 Hz, 2H; CH2CH2F), 2.53 (d, J = 6.0 Hz, 1H; OH), 2.32 (s, 3H, Me).
13C NMR (125 MHz, CDCl3, rt): δ 146.4, 143.4, 137.0, 129.2, 128.4, 127.2, 125.89, 125.87, 82.2 (d, J = 159.9 Hz), 77.3 (d, J = 6.6 Hz), 41.7 (d, J = 18.1 Hz), 21.1.
19F NMR (376 MHz, CDCl3, r.t.): δ -221.3 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C16H17FO+Na]+ 267.1156 found 267.1154.
1 H NMR (400 MHz, CDCl 3 , rt): δ 7.42-7.40 (2H; Ar), 7.33-7.28 (4H; Ar), 7.24 (m, 1H; Ar), 7.14 (d, J = 8.0 Hz, 2H; Ar), 4.56 (apparent dtd, J = 47.1 Hz, 6.5 Hz, 1.2 Hz, 2H; CH 2 CH 2 F), 2.74 (apparent dt, J = 21.4 Hz, 6.4 Hz, 2H; CH 2 CH 2 F ), 2.53 (d, J = 6.0 Hz, 1H; OH), 2.32 (s, 3H, Me).
13 C NMR (125 MHz, CDCl 3 , rt): δ 146.4, 143.4, 137.0, 129.2, 128.4, 127.2, 125.89, 125.87, 82.2 (d, J = 159.9 Hz), 77.3 (d, J = 6.6 Hz), 41.7 (d, J = 18.1 Hz), 21.1.
19 F NMR (376 MHz, CDCl 3 , rt): δ -221.3 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C16H17FO + Na] + 267.1156 found 267.1154.
(16)3-フルオロ-1-(4-フルオロフェニル)-1-フェニルプロパン-1-オール(16c)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.41-7.32 (6H; Ar), 7.26 (m, 1H; Ar), 7.04-6.98 (2H; Ar), 4.56 (apparent dt, J = 47.0 Hz, 6.3 Hz, 2H; CH2CH2F), 2.74 (apparent dt, J = 22.2 Hz, 6.3 Hz, 2H; CH2CH2F), 2.62 (d, J = 6.8 Hz, 1H; OH).
13C NMR (125 MHz, CDCl3, rt): δ 161.9 (d, J = 244.8 Hz), 146.0, 142.1 (d, J = 2.9 Hz), 128.6, 127.8 (d, J = 8.2 Hz), 127.5, 125.9, 115.2 (d, J = 21.1 Hz), 82.0 (d, J = 160.3 Hz), 77.2 (d, J = 6.0 Hz), 41.8 (d, J = 17.9 Hz).
19F NMR (376 MHz, CDCl3, r.t.): δ -116.7 (m, 1F; ArF), -222.2 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C15H14F2O+Na]+ 271.0905 found 271.0905.
1 1 H NMR (400 MHz, CDCl 3 , rt): δ 7.41-7.32 (6H; Ar), 7.26 (m, 1H; Ar), 7.04-6.98 (2H; Ar), 4.56 (apparent dt, J = 47.0 Hz) , 6.3 Hz, 2H; CH 2 CH 2 F), 2.74 (apparent dt, J = 22.2 Hz, 6.3 Hz, 2H; CH 2 CH 2 F), 2.62 (d, J = 6.8 Hz, 1H; OH).
13 C NMR (125 MHz, CDCl 3 , rt): δ 161.9 (d, J = 244.8 Hz), 146.0, 142.1 (d, J = 2.9 Hz), 128.6, 127.8 (d, J = 8.2 Hz), 127.5, 125.9, 115.2 (d, J = 21.1 Hz), 82.0 (d, J = 160.3 Hz), 77.2 (d, J = 6.0 Hz), 41.8 (d, J = 17.9 Hz).
19 F NMR (376 MHz, CDCl 3 , rt): δ -116.7 (m, 1F; ArF), -222.2 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C15H14F2O + Na] + 271.0905 found 271.0905.
(17)1-(4-クロロフェニル)-3-フルオロ-1-フェニルプロパン-1-オール(16d)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.41-7.24 (9H; Ar), 4.56 (apparent dtd, J = 47.0 Hz, 6.2 Hz, 1.7 Hz, 2H; CH2CH2F), 2.73 (apparent dt, J = 22.3 Hz, 6.2 Hz, 2H; CH2CH2F), 2.64 (d, J = 7.0 Hz, 1H; OH).
13C NMR (125 MHz, CDCl3, rt): δ 145.8, 144.8, 133.1, 128.61, 128.56, 127.6, 127.5, 125.8, 82.0 (d, J = 160.1 Hz), 77.2 (d, J = 5.6 Hz), 41.6 (d, J = 18.1 Hz).
19F NMR (376 MHz, CDCl3, r.t.): δ -221.2 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C15H14FOCl+Na]+ 287.0609 found 287.0610.
1 H NMR (400 MHz, CDCl 3 , rt): δ 7.41-7.24 (9H; Ar), 4.56 (apparent dtd, J = 47.0 Hz, 6.2 Hz, 1.7 Hz, 2H; CH 2 CH 2 F), 2.73 ( apparent dt, J = 22.3 Hz, 6.2 Hz, 2H; CH 2 CH 2 F), 2.64 (d, J = 7.0 Hz, 1H; OH).
13 C NMR (125 MHz, CDCl 3 , rt): δ 145.8, 144.8, 133.1, 128.61, 128.56, 127.6, 127.5, 125.8, 82.0 (d, J = 160.1 Hz), 77.2 (d, J = 5.6 Hz), 41.6 (d, J = 18.1 Hz).
19 F NMR (376 MHz, CDCl 3 , rt): δ -221.2 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C15H14FOCl + Na] + 287.0609 found 287.0610.
(18)1-{(1,1'-ビフェニル)-4-イル} -3-フルオロ-1-フェニルプロパン-1-オール(16e)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.62-7.28 (14H; Ar), 4.62 (apparent dt, J = 47.1 Hz, 6.4 Hz, 2H; CH2CH2F), 2.82 (apparent dt, J = 21.5 Hz, 6.4 Hz, 2H; CH2CH2F), 2.73 (brs, 1H; OH).
13C NMR (125 MHz, CDCl3, rt): δ 146.2, 145.3, 140.7, 140.1, 128.9, 128.5, 127.5, 127.3, 127.2 (2C), 126.4, 125.9, 82.2 (d, J = 160.3 Hz), 77.4 (overlapped by CDCl3), 41.7 (d, J = 18.0 Hz).
19F NMR (376 MHz, CDCl3, r.t.): δ -221.1 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C21H19FO+Na]+ 329.1312 found 329.1311.
1 1 H NMR (400 MHz, CDCl 3 , rt): δ 7.62-7.28 (14H; Ar), 4.62 (apparent dt, J = 47.1 Hz, 6.4 Hz, 2H; CH 2 CH 2 F), 2.82 (apparent dt, J = 21.5 Hz, 6.4 Hz, 2H; CH 2 CH 2 F), 2.73 (brs, 1H; OH).
13 C NMR (125 MHz, CDCl 3 , rt): δ 146.2, 145.3, 140.7, 140.1, 128.9, 128.5, 127.5, 127.3, 127.2 (2C), 126.4, 125.9, 82.2 (d, J = 160.3 Hz), 77.4 (overlapped by CDCl 3 ), 41.7 (d, J = 18.0 Hz).
19 F NMR (376 MHz, CDCl 3 , rt): δ -221.1 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C21H19FO + Na] + 329.1312 found 329.1311.
(19)3-フルオロ-1-(4-メトキシフェニル)-1-フェニルプロパン-1-オール(16f)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.42-7.39 (2H; Ar), 7.34-7.31 (4H; Ar), 7.24 (m, 1H; Ar), 6.87-6.84 (2H; Ar), 4.66-4.45 (2H; CH2CH2F), 3.79 (s, 3H, OMe), 2.73 (apparent dt, J = 21.6 Hz, 6.5 Hz, 2H; CH2CH2F), 2.52 (d, J = 6.0 Hz, 1H; OH).
13C NMR (125 MHz, CDCl3, rt): δ 158.7, 146.4, 138.6, 128.4, 127.23, 127.19, 125.9, 113.7, 82.2 (d, J = 159.9 Hz), 77.2 (overlapped by CDCl3), 55.4, 41.8 (d, J = 18.1 Hz).
19F NMR (376 MHz, CDCl3, r.t.): δ -221.4 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C16H17FO2+Na]+ 283.1105 found 283.1105.
1 1 H NMR (400 MHz, CDCl 3 , rt): δ 7.42-7.39 (2H; Ar), 7.34-7.31 (4H; Ar), 7.24 (m, 1H; Ar), 6.87-6.84 (2H; Ar), 4.66-4.45 (2H; CH 2 CH 2 F), 3.79 (s, 3H, OMe), 2.73 (apparent dt, J = 21.6 Hz, 6.5 Hz, 2H; CH 2 CH 2 F), 2.52 (d, J = 6.0 Hz, 1H; OH).
13 C NMR (125 MHz, CDCl 3 , rt): δ 158.7, 146.4, 138.6, 128.4, 127.23, 127.19, 125.9, 113.7, 82.2 (d, J = 159.9 Hz), 77.2 (overlapped by CDCl 3 ), 55.4, 41.8 (d, J = 18.1 Hz).
19 F NMR (376 MHz, CDCl 3 , rt): δ -221.4 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C16H17FO2 + Na] + 283.1105 found 283.1105.
(20)3-フルオロ-1-(4-ニトロフェニル)-1-フェニルプロパン-1-オール(16g)の合成
1H NMR (400 MHz, CDCl3, rt): δ 8.19-8.16 (2H; Ar), 7.64-7.61 (2H; Ar), 7.43-7.35 (4H; Ar), 7.29 (m, 1H; Ar), 4.71-4.50 (2H; CH2CH2F), 2.83-2.75 (2H; CH2CH2F), 2.82 (brs, 1H; OH).
13C NMR (125 MHz, CDCl3, rt): δ 153.4, 147.0, 145.1, 128.9, 128.0, 126.9, 125.8, 123.7, 81.7 (d, J = 161.3 Hz), 77.4 (overlapped to CDCl3), 41.4 (d, J = 18.0 Hz).
19F NMR (376 MHz, CDCl3, r.t.): δ -220.7 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C15H14FO3+Na]+ 298.0850 found 298.0850.
1 H NMR (400 MHz, CDCl 3 , rt): δ 8.19-8.16 (2H; Ar), 7.64-7.61 (2H; Ar), 7.43-7.35 (4H; Ar), 7.29 (m, 1H; Ar), 4.71-4.50 (2H; CH 2 CH 2 F), 2.83-2.75 (2H; CH 2 CH 2 F), 2.82 (brs, 1H; OH).
13 C NMR (125 MHz, CDCl 3 , rt): δ 153.4, 147.0, 145.1, 128.9, 128.0, 126.9, 125.8, 123.7, 81.7 (d, J = 161.3 Hz), 77.4 (overlapped to CDCl 3 ), 41.4 ( d, J = 18.0 Hz).
19 F NMR (376 MHz, CDCl 3 , rt): δ -220.7 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C15H14FO3 + Na] + 298.0850 found 298.0850.
(21)3-フルオロ-1,1-ジ-p-トリルプロパン-1-オール(16h)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.28 (d, J = 8.1 Hz, 4H; Ar), 7.12 (d, J = 8.1 Hz, 4H; Ar), 4.55 (dt, J = 47.2 Hz, 6.5 Hz, 2H; CH2CH2F), 2.72 (dt, J = 21.2 Hz, 6.5 Hz, 2H; CH2CH2F), 2.47 (d, J = 5.6 Hz, 1H; OH), 2.32 (s, 6H; Me).
13C NMR (125 MHz, CDCl3, rt): δ 143.6, 136.8, 129.1, 125.8, 82.2 (d, J = 159.9 Hz), 77.2 (overlapped by CDCl3), 41.8 (d, J = 18.2 Hz), 21.1.
19F NMR (376 MHz, CDCl3, r.t.): δ -221.4 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C17H19FO+Na]+ 281.1312 found 281.1310.
1 1 H NMR (400 MHz, CDCl 3 , rt): δ 7.28 (d, J = 8.1 Hz, 4H; Ar), 7.12 (d, J = 8.1 Hz, 4H; Ar), 4.55 (dt, J = 47.2 Hz) , 6.5 Hz, 2H; CH 2 CH 2 F), 2.72 (dt, J = 21.2 Hz, 6.5 Hz, 2H; CH 2 CH 2 F), 2.47 (d, J = 5.6 Hz, 1H; OH), 2.32 ( s, 6H; Me).
13 C NMR (125 MHz, CDCl 3 , rt): δ 143.6, 136.8, 129.1, 125.8, 82.2 (d, J = 159.9 Hz), 77.2 (overlapped by CDCl 3 ), 41.8 (d, J = 18.2 Hz), 21.1.
19 F NMR (376 MHz, CDCl 3 , rt): δ -221.4 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C17H19FO + Na] + 281.1312 found 281.1310.
(22)3-フルオロ-1,1-ビス(4-フルオロフェニル)プロパン-1-オール(16i)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.39-7.35 (4H; Ar), 7.04-6.99 (4H; Ar), 4.56 (dt, J = 47.1 Hz, 6.2 Hz, 2H; CH2CH2F), 2.71 (dt, J = 22.6 Hz, 6.2 Hz, 2H; CH2CH2F), 2.64 (d, J = 7.4 Hz, 1H; OH).
13C NMR (125 MHz, CDCl3, rt): δ 162.0 (d, J = 245.0 Hz), 141.9 (d, J = 3.1 Hz), 127.7 (d, J = 8.0 Hz), 115.3 (d, J = 21.3 Hz), 82.0 (d, J = 160.5 Hz), 77.0 (overlapped by CDCl3), 41.9 (d, J = 18.0 Hz).
19F NMR (376 MHz, CDCl3, r.t.): δ -116.4 (m, 2F; ArF), -221.2 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C15H13F3O+Na]+ 289.0811 found 289.0806.
1 1 H NMR (400 MHz, CDCl 3 , rt): δ 7.39-7.35 (4H; Ar), 7.04-6.99 (4H; Ar), 4.56 (dt, J = 47.1 Hz, 6.2 Hz, 2H; CH 2 CH 2 F), 2.71 (dt, J = 22.6 Hz, 6.2 Hz, 2H; CH 2 CH 2 F), 2.64 (d, J = 7.4 Hz, 1H; OH).
13 C NMR (125 MHz, CDCl 3 , rt): δ 162.0 (d, J = 245.0 Hz), 141.9 (d, J = 3.1 Hz), 127.7 (d, J = 8.0 Hz), 115.3 (d, J = 21.3 Hz), 82.0 (d, J = 160.5 Hz), 77.0 (overlapped by CDCl 3 ), 41.9 (d, J = 18.0 Hz).
19 F NMR (376 MHz, CDCl 3 , rt): δ -116.4 (m, 2F; ArF), -221.2 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C15H13F3O + Na] + 289.0811 found 289.0806.
(23)5-(2-フルオロエチル)-10,11-ジヒドロ-5H-ジベンゾ[a、d] [7]アヌレン-5-オール(16j)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.96 (dd, J = 8.0 Hz, 1.2 Hz, 2H; Ar), 7.27 (ddd, J = 7.6 Hz, 7.6 Hz, 1.4 Hz, 2H; Ar), 7.21 (dd, J = 7.4 Hz, 7.4 Hz, 1.4 Hz, 2H; Ar), 7.13 (d, J = 7.4 Hz, 2H; Ar), 4.35 (dt, J = 47.2 Hz, 6.2 Hz, 2H; CH2CH2F), 3.40-3.32 (2H; ArCH2CH2Ar), 3.03-2.95 (2H; ArCH2CH2Ar), 2.72 (d, J = 6.2 Hz, 1H; OH), 2.67 (dt, J = 23.6 Hz, 6.2 Hz, 2H; CH2CH2F).
13C NMR (125 MHz, CDCl3, rt): δ 143.7, 138.6, 130.5, 127.7, 127.0, 126.6, 81.8 (d, J = 160.5 Hz), 78.1 (d, J = 5.2 Hz), 44.9 (d, J = 17.9 Hz), 34.6.
19F NMR (376 MHz, CDCl3, r.t.): δ -220.3 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C17H17FO+Na]+ 279.1156 found 279.1151.
1 H NMR (400 MHz, CDCl 3 , rt): δ 7.96 (dd, J = 8.0 Hz, 1.2 Hz, 2H; Ar), 7.27 (ddd, J = 7.6 Hz, 7.6 Hz, 1.4 Hz, 2H; Ar) , 7.21 (dd, J = 7.4 Hz, 7.4 Hz, 1.4 Hz, 2H; Ar), 7.13 (d, J = 7.4 Hz, 2H; Ar), 4.35 (dt, J = 47.2 Hz, 6.2 Hz, 2H; CH 2 CH 2 F), 3.40-3.32 (2H; ArCH 2 CH 2 Ar), 3.03-2.95 (2H; ArCH 2 CH 2 Ar), 2.72 (d, J = 6.2 Hz, 1H; OH), 2.67 (dt, J = 23.6 Hz, 6.2 Hz, 2H; CH 2 CH 2 F).
13 C NMR (125 MHz, CDCl 3 , rt): δ 143.7, 138.6, 130.5, 127.7, 127.0, 126.6, 81.8 (d, J = 160.5 Hz), 78.1 (d, J = 5.2 Hz), 44.9 (d, J = 17.9 Hz), 34.6.
19 F NMR (376 MHz, CDCl 3 , rt): δ -220.3 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C17H17FO + Na] + 279.1156 found 279.1151.
(24)3-フルオロ-1-フェニル-1-(ピリジン-3-イル)プロパン-1-オール(16k)の合成
1H NMR (400 MHz, CDCl3, rt): δ 8.67 (d, J = 1.8 Hz, 1H; Ar), 8.48 (d, J = 3.6 Hz, 1H; Ar), 7.76 (m, 1H; Ar), 7.76 (d, J = 7.6 Hz, 2H; Ar), 7.36 (dd, J = 7.3 Hz, 7.3 Hz, 2H; Ar), 7.29-7.23 (2H; Ar), 4.70-4.50 (2H; CH2CH2F), 2.98 (brs, 1H; OH), 2.82-2.73 (2H; CH2CH2F).
13C NMR (125 MHz, CDCl3, rt): δ 148.1, 147.4, 145.5, 142.2, 134.1, 128.7, 127.6, 125.9, 123.3, 81.7 (d, J = 161.0 Hz), 76.0 (d, J = 6.0 Hz), 41.5 (d, J = 18.1 Hz).
19F NMR (376 MHz, CDCl3, r.t.): δ -221.2 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C14H14FNO+Na]+ 254.0952 found 254.0954.
1 H NMR (400 MHz, CDCl 3 , rt): δ 8.67 (d, J = 1.8 Hz, 1H; Ar), 8.48 (d, J = 3.6 Hz, 1H; Ar), 7.76 (m, 1H; Ar) , 7.76 (d, J = 7.6 Hz, 2H; Ar), 7.36 (dd, J = 7.3 Hz, 7.3 Hz, 2H; Ar), 7.29-7.23 (2H; Ar), 4.70-4.50 (2H; CH 2 CH) 2 F), 2.98 (brs, 1H; OH), 2.82-2.73 (2H; CH 2 CH 2 F).
13 C NMR (125 MHz, CDCl 3 , rt): δ 148.1, 147.4, 145.5, 142.2, 134.1, 128.7, 127.6, 125.9, 123.3, 81.7 (d, J = 161.0 Hz), 76.0 (d, J = 6.0 Hz) ), 41.5 (d, J = 18.1 Hz).
19 F NMR (376 MHz, CDCl 3 , rt): δ -221.2 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C14H14FNO + Na] + 254.0952 found 254.0954.
(25)3-フルオロ-1-フェニル-1-(チオフェン-2-イル)プロパン-1-オール(16l)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.52-7.49 (2H; Ar), 7.38-7.24 (4H; Ar), 6.97-6.92 (2H; Ar), 4.69-4.48 (2H; CH2CH2F), 2.91 (d, J = Hz, 1H; OH), 2.86-2.69 (2H; CH2CH2F).
13C NMR (125 MHz, CDCl3, rt): δ 152.2, 145.1, 128.4, 127.6, 126.8, 125.6, 125.3, 124.1, 81.9 (d, J = 160.5 Hz), 76.5 (d, J = 5.8 Hz), 43.4 (d, J = 18.0 Hz).
19F NMR (376 MHz, CDCl3, r.t.): δ -221.2 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C13H13FOS+Na]+ 259.0563 found 259.0561.
1 1 H NMR (400 MHz, CDCl 3 , rt): δ 7.52-7.49 (2H; Ar), 7.38-7.24 (4H; Ar), 6.97-6.92 (2H; Ar), 4.69-4.48 (2H; CH 2 CH) 2 F), 2.91 (d, J = Hz, 1H; OH), 2.86-2.69 (2H; CH 2 CH 2 F).
13 C NMR (125 MHz, CDCl 3 , rt): δ 152.2, 145.1, 128.4, 127.6, 126.8, 125.6, 125.3, 124.1, 81.9 (d, J = 160.5 Hz), 76.5 (d, J = 5.8 Hz), 43.4 (d, J = 18.0 Hz).
19 F NMR (376 MHz, CDCl 3 , rt): δ -221.2 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C13H13FOS + Na] + 259.0563 found 259.0561.
(26)3-フルオロ-2-メチル-1,1-ジフェニルプロパン-1-オール(16m)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.49 (d, J = 8.3 Hz, 4H; Ar), 7.31 (dd, J = 8.3 Hz, 8.3 Hz, 4H; Ar), 7.19 (t, J = 7.3 Hz, 2H; Ar), 4.56-4.37 (2H; CHCH2F), 3.01 (m, 1H; CHCH2F) 2.58 (d, J = 7.9 Hz, 1H; OH), 1.14 (d, J = 6.9 Hz, 3H; Me).
13C NMR (125 MHz, CDCl3, rt): δ 146.1, 145.8, 128.5, 128.4, 126.91, 126.86, 125.6, 125.4, 87.3 (d, J = 163.3 Hz), 79.9 (d, J = 5.3 Hz), 41.4 (d, J = 16.8 Hz), 12.0(d, J = 3.6 Hz).
19F NMR (376 MHz, CDCl3, r.t.): δ -229.5 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C16H17FO+Na]+ 267.1156 found 267.1151.
1 1 H NMR (400 MHz, CDCl 3 , rt): δ 7.49 (d, J = 8.3 Hz, 4H; Ar), 7.31 (dd, J = 8.3 Hz, 8.3 Hz, 4H; Ar), 7.19 (t, J) = 7.3 Hz, 2H; Ar), 4.56-4.37 (2H; CHCH 2 F), 3.01 (m, 1H; CHCH 2 F) 2.58 (d, J = 7.9 Hz, 1H; OH), 1.14 (d, J = 6.9 Hz, 3H; Me).
13 C NMR (125 MHz, CDCl 3 , rt): δ 146.1, 145.8, 128.5, 128.4, 126.91, 126.86, 125.6, 125.4, 87.3 (d, J = 163.3 Hz), 79.9 (d, J = 5.3 Hz), 41.4 (d, J = 16.8 Hz), 12.0 (d, J = 3.6 Hz).
19 F NMR (376 MHz, CDCl 3 , rt): δ -229.5 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C16H17FO + Na] + 267.1156 found 267.1151.
(27)1-フルオロ-5-メチル-3,5-ジフェニルヘキサン-3-オール(18a)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.31-7.19 (10H; Ar), 4.40-4.04 (2H; CH2CH2F), 2.79 (d, J = 14.8 Hz, 1H; CHHCMe2Ph), 2.33 (d, J = 14.8 Hz, 1H; CHHCMe2Ph), 2.22-1.93 (2H; CH2CH2F), 1.75 (d, J = 3.7 Hz, 1H; OH), 1.25 (s, 3H, CH2CMeMePh), 1.04 (s, 3H, CH2CMeMePh).
13C NMR (125 MHz, CDCl3, rt): δ 148.7, 146.0, 128.7, 128.1, 126.6, 126.3, 126.1, 125.4, 81.4 (d, J = 159.8 Hz), 76.8 (d, J = 6.5 Hz), 55.9, 45.3 (d, J = 17.8 Hz), 37.9, 33.3, 28.4.
19F NMR (376 MHz, CDCl3, r.t.): δ -221.3 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C19H23FO+Na]+ 309.1625 found 309.1626.
1 1 H NMR (400 MHz, CDCl 3 , rt): δ 7.31-7.19 (10H; Ar), 4.40-4.04 (2H; CH 2 CH 2 F), 2.79 (d, J = 14.8 Hz, 1H; CHHCMe2Ph), 2.33 (d, J = 14.8 Hz, 1H; CHHCMe2Ph), 2.22-1.93 (2H; CH 2 CH 2 F), 1.75 (d, J = 3.7 Hz, 1H; OH), 1.25 (s, 3H, CH 2 CMeMePh) ), 1.04 (s, 3H, CH 2 CMeMePh).
13 C NMR (125 MHz, CDCl 3 , rt): δ 148.7, 146.0, 128.7, 128.1, 126.6, 126.3, 126.1, 125.4, 81.4 (d, J = 159.8 Hz), 76.8 (d, J = 6.5 Hz), 55.9, 45.3 (d, J = 17.8 Hz), 37.9, 33.3, 28.4.
19 F NMR (376 MHz, CDCl 3 , rt): δ -221.3 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C19H23FO + Na] + 309.1625 found 309.1626.
(28)4-フルオロ-2-フェニルブタン-2-オール(18b)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.46-7.25 (5H; Ar), 4.61-4.39 (2H; CH2CH2F), 2.36-2.13 (3H; CH2CH2F, OH), 1.62 (s, 3H, Me).
13C NMR (125 MHz, CDCl3, rt): δ 147.2, 128.5, 127.0, 124.7, 82.0 (d, J = 160.5 Hz), 74.1 (d, J = 4.2 Hz), 43.7 (d, J = 17.7 Hz), 30.7.
19F NMR (376 MHz, CDCl3, r.t.): δ -220.5 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C10H13FO+Na]+ 191.0843 found 191.0842.
1 H NMR (400 MHz, CDCl 3 , rt): δ 7.46-7.25 (5H; Ar), 4.61-4.39 (2H; CH 2 CH 2 F), 2.36-2.13 (3H; CH 2 CH 2 F, OH) , 1.62 (s, 3H, Me).
13 C NMR (125 MHz, CDCl 3 , rt): δ 147.2, 128.5, 127.0, 124.7, 82.0 (d, J = 160.5 Hz), 74.1 (d, J = 4.2 Hz), 43.7 (d, J = 17.7 Hz) ), 30.7.
19 F NMR (376 MHz, CDCl 3 , rt): δ -220.5 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C10H13FO + Na] + 191.0843 found 191.0842.
(29)1-フルオロ-4-メチル-3-フェニルペンタン-3-オール(18c)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.38-7.32 (4H; Ar), 7.24 (m, 1H; Ar), 4.46-4.31 (2H; CH2CH2F), 2.45 (m, 1H; CHMe2), 2.26-2.00 (3H; CH2CH2F, OH), 1.01 (d, J = 6.8 Hz, 3H, CHMeMe), 0.71 (d, J = 6.8 Hz, 3H, CHMeMe).
13C NMR (125 MHz, CDCl3, rt): δ 144.6, 128.2, 126.7, 125.7, 82.6 (d, J = 159.5 Hz), 78.4 (d, J = 5.0 Hz), 39.7 (d, J = 17.6 Hz), 38.6, 17.3, 16.7.
19F NMR (376 MHz, CDCl3, r.t.): δ -220.6 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C12H17FO+Na]+ 219.1156 found 219.1157.
1 H NMR (400 MHz, CDCl 3 , rt): δ 7.38-7.32 (4H; Ar), 7.24 (m, 1H; Ar), 4.46-4.31 (2H; CH 2 CH 2 F), 2.45 (m, 1H) CHMe2), 2.26-2.00 (3H; CH 2 CH 2 F, OH), 1.01 (d, J = 6.8 Hz, 3H, CHMeMe), 0.71 (d, J = 6.8 Hz, 3H, CHMeMe).
13 C NMR (125 MHz, CDCl 3 , rt): δ 144.6, 128.2, 126.7, 125.7, 82.6 (d, J = 159.5 Hz), 78.4 (d, J = 5.0 Hz), 39.7 (d, J = 17.6 Hz) ), 38.6, 17.3, 16.7.
19 F NMR (376 MHz, CDCl 3 , rt): δ -220.6 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C12H17FO + Na] + 219.1156 found 219.1157.
(30)1-シクロヘキシル-3-フルオロ-1-フェニルプロパン-1-オール(18d)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.36-7.31 (4H; Ar), 7.24 (m, 1H; Ar), 4.49-4.29 (2H; CH2CH2F), 2.51- 2.12 (3H; CH2CH2F, OH), 1.97-1.60 (5H, cyclohexyl’s H), 1.37-0.92 (6H, cyclohexyl’s H).
13C NMR (125 MHz, CDCl3, rt): δ 144.6, 128.1, 126.6, 125.8, 82.6 (d, J = 159.2 Hz), 78.4 (d, J = 5.0 Hz), 48.9, 39.3 (d, J = 18.1 Hz), 27.1, 26.71, 26.69 (2C), 26.5.
19F NMR (376 MHz, CDCl3, r.t.): δ -220.6 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C15H21FO+Na]+ 259.1469 found 259.1466.
1 H NMR (400 MHz, CDCl 3 , rt): δ 7.36-7.31 (4H; Ar), 7.24 (m, 1H; Ar), 4.49-4.29 (2H; CH 2 CH 2 F), 2.51- 2.12 (3H) CH 2 CH 2 F, OH), 1.97-1.60 (5H, cyclohexyl's H), 1.37-0.92 (6H, cyclohexyl's H).
13 C NMR (125 MHz, CDCl 3 , rt): δ 144.6, 128.1, 126.6, 125.8, 82.6 (d, J = 159.2 Hz), 78.4 (d, J = 5.0 Hz), 48.9, 39.3 (d, J = 18.1 Hz), 27.1, 26.71, 26.69 (2C), 26.5.
19 F NMR (376 MHz, CDCl 3 , rt): δ -220.6 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C15H21FO + Na] + 259.1469 found 259.1466.
(31)1-(2-フルオロエチル)-2,3-ジヒドロ-1H-インデン-1-オール(20a)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.34 (m, 1H; Ar), 7.29-7.23 (3H; Ar), 4.84-4.56 (2H; CH2CH2F), 3.07- 2.81 (2H; ArCH2CH2), 2.42-2.11 (4H; ArCH2CH2, CH2CH2F), 1.99 (d, J = 2.5 Hz, 1H; OH).
13C NMR (125 MHz, CDCl3, rt): δ 146.9, 143.0, 128.6, 127.0, 125.2, 122.8, 82.4 (d, J = 4.2 Hz), 81.7 (d, J = 161.8 Hz), 40.6, 40.0 (d, J = 18.4 Hz), 29.5.
19F NMR (376 MHz, CDCl3, r.t.): δ -219.6 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C11H13FO+Na]+ 203.0843 found 203.0840.
1 H NMR (400 MHz, CDCl 3 , rt): δ 7.34 (m, 1H; Ar), 7.29-7.23 (3H; Ar), 4.84-4.56 (2H; CH 2 CH 2 F), 3.07-2.81 (2H) ArCH 2 CH 2 ), 2.42-2.11 (4H; ArCH 2 CH 2 , CH 2 CH 2 F), 1.99 (d, J = 2.5 Hz, 1H; OH).
13 C NMR (125 MHz, CDCl 3 , rt): δ 146.9, 143.0, 128.6, 127.0, 125.2, 122.8, 82.4 (d, J = 4.2 Hz), 81.7 (d, J = 161.8 Hz), 40.6, 40.0 ( d, J = 18.4 Hz), 29.5.
19 F NMR (376 MHz, CDCl 3 , rt): δ -219.6 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C11H13FO + Na] + 203.0843 found 203.0840.
(32)1-(2-フルオロエチル)-1,2,3,4-テトラヒドロナフタレン-1-オール(20b)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.53 (m, 1H; Ar), 7.24-7.17 (2H; Ar), 7.09 (d, J = 7.1 Hz, 1H; Ar), 4.80- 4.52 (2H; CH2CH2F), 2.88-2.74 (2H; ArCH2CH2), 2.37-1.84 (7H; ArCH2CH2, CH2C, CH2CH2F, OH).
13C NMR (125 MHz, CDCl3, rt): δ 141.9, 136.7, 129.2, 127.5, 126.5, 126.2, 81.4 (d, J = 161.7 Hz), 71.7 (d, J = 4.4 Hz), 42.2 (d, J = 18.2 Hz), 36.7, 29.7, 19.9.
19F NMR (376 MHz, CDCl3, r.t.): δ -219.0 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C12H15FO+Na]+ 217.0999 found 217.0999.
1 H NMR (400 MHz, CDCl 3 , rt): δ 7.53 (m, 1H; Ar), 7.24-7.17 (2H; Ar), 7.09 (d, J = 7.1 Hz, 1H; Ar), 4.80-4.52 ( 2H; CH 2 CH 2 F), 2.88-2.74 (2H; ArCH 2 CH 2 ), 2.37-1.84 (7H; ArCH 2 CH 2 , CH 2 C, CH 2 CH 2 F, OH).
13 C NMR (125 MHz, CDCl 3 , rt): δ 141.9, 136.7, 129.2, 127.5, 126.5, 126.2, 81.4 (d, J = 161.7 Hz), 71.7 (d, J = 4.4 Hz), 42.2 (d, J = 18.2 Hz), 36.7, 29.7, 19.9.
19 F NMR (376 MHz, CDCl 3 , rt): δ -219.0 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C12H15FO + Na] + 217.0999 found 217.0999.
(33)4-(2-フルオロエチル)チオクロマン-4-オール(20c)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.69 (m, 1H; Ar), 7.15-7.08 (3H; Ar), 4.81-4.50 (2H; CH2CH2F), 3.16- 3.03 (2H; SCH2CH2), 2.43-2.10 (4H; SCH2CH2, CH2CH2F), 2.14 (brs, 1H; OH).
13C NMR (125 MHz, CDCl3, rt): δ 139.2, 132.7, 127.9, 126.6, 125.9, 124.5, 81.1 (d, J = 161.6 Hz), 71.0 (d, J = 3.3 Hz), 39.9 (d, J = 18.2 Hz), 35.5, 23.3.
19F NMR (376 MHz, CDCl3, r.t.): δ -218.9 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C11H12FOS+Na]+ 235.0563 found 235.0560.
1 H NMR (400 MHz, CDCl 3 , rt): δ 7.69 (m, 1H; Ar), 7.15-7.08 (3H; Ar), 4.81-4.50 (2H; CH 2 CH 2 F), 3.16- 3.03 (2H) SCH 2 CH 2 ), 2.43-2.10 (4H; SCH 2 CH 2 , CH 2 CH 2 F), 2.14 (brs, 1H; OH).
13 C NMR (125 MHz, CDCl 3 , rt): δ 139.2, 132.7, 127.9, 126.6, 125.9, 124.5, 81.1 (d, J = 161.6 Hz), 71.0 (d, J = 3.3 Hz), 39.9 (d, J = 18.2 Hz), 35.5, 23.3.
19 F NMR (376 MHz, CDCl 3 , rt): δ -218.9 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C11H12FOS + Na] + 235.0563 found 235.0560.
(34)(8R、9S、13S、14S)-3-(3-フルオロ-1-ヒドロキシプロピル)-13-メチル-6,7,8,9,11,12,13,14,15,16-デカヒドロ-17Hシクロペンタ[ a]フェナントレン-17-ワン (22)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.30 (d, J = Hz, 1H; Ar), 7.15 (d, J = Hz, 1H; Ar), 7.12 (s, 1H; Ar), 4.87 (m, 1H; CH2CHOH), 4.78-4.44 (2H; CH2F), 2.95-2.91 (2H; steroid’s H), 2.54-2.42 (2H; steroid’s H), 2.31 (m, 1H; steroid’s H), 2.23-1.95 (7H; CH2CHOH, OH, steroid’s H), 1.69-1.40 (6H; steroid’s H), 0.91 (s, 3H; Me).
13C NMR (125 MHz, CDCl3, rt): δ 221.1, 141.6, 139.5, 136.9, 126.5 (apparent d), 125.8 (apparent d), 123.3, 81.6 (d, J = 162.1 Hz), 70.7, 50.6, 48.1, 44.5, 39.6 (d, J = 19.6 Hz), 38.3, 36.0, 31.7, 29.6 (apparent d), 26.6, 25.8, 21.7, 13.9.
19F NMR (376 MHz, CDCl3, r.t.): δ -222.3 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C21H27FO2+Na]+ 353.1887 found 353.1886.
1 H NMR (400 MHz, CDCl 3 , rt): δ 7.30 (d, J = Hz, 1H; Ar), 7.15 (d, J = Hz, 1H; Ar), 7.12 (s, 1H; Ar), 4.87 (m, 1H; CH 2 CHOH), 4.78-4.44 (2H; CH 2 F), 2.95-2.91 (2H; steroid's H), 2.54-2.42 (2H; steroid's H), 2.31 (m, 1H; steroid's H) , 2.23-1.95 (7H; CH 2 CHOH, OH, steroid's H), 1.69-1.40 (6H; steroid's H), 0.91 (s, 3H; Me).
13 C NMR (125 MHz, CDCl 3 , rt): δ 221.1, 141.6, 139.5, 136.9, 126.5 (apparent d), 125.8 (apparent d), 123.3, 81.6 (d, J = 162.1 Hz), 70.7, 50.6, 48.1, 44.5, 39.6 (d, J = 19.6 Hz), 38.3, 36.0, 31.7, 29.6 (apparent d), 26.6, 25.8, 21.7, 13.9.
19 F NMR (376 MHz, CDCl 3 , rt): δ -222.3 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C21H27FO2 + Na] + 353.1887 found 353.1886.
(35)4-(2-フルオロエチル)-2-フェニルクロマン-4-オール(24)の合成
1H NMR (400 MHz, CDCl3, rt): δ 7.50-7.33 (6H; Ar), 7.27 (m,1H; Ar), 7.03-6.99 (2H; Ar), 5.23 (dd, J = 11.9 Hz, 1.7 Hz, 1H; OCHCH2), 4.77-4.51 (2H; CH2CH2F), 2.63 (m, 1H; CHHCH2F), 2.32-2.14 (4H; CHHCH2F, OH, OCHCH2).
13C NMR (125 MHz, CDCl3, rt): δ 155.0, 140.9, 130.0, 128.7, 128.2, 126.34, 126.25, 126.0, 121.4, 118.2, 81.1 (d, J = 163.0 Hz), 74.4, 68.3 (d, J = 3.6 Hz), 43.2 (d, J = 0.5 Hz), 41.4 (d, J = 18.7 Hz).
19F NMR (376 MHz, CDCl3, r.t.): δ -218.5 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C17H17FO2+Na]+ 295.1105 found 295.1105.
1 1 H NMR (400 MHz, CDCl 3 , rt): δ 7.50-7.33 (6H; Ar), 7.27 (m, 1H; Ar), 7.03-6.99 (2H; Ar), 5.23 (dd, J = 11.9 Hz, 1.7 Hz, 1H; OCHCH 2 ), 4.77-4.51 (2H; CH 2 CH 2 F), 2.63 (m, 1H; CHHCH 2 F), 2.32-2.14 (4H; CHHCH 2 F, OH, OCHCH 2 ).
13 C NMR (125 MHz, CDCl 3 , rt): δ 155.0, 140.9, 130.0, 128.7, 128.2, 126.34, 126.25, 126.0, 121.4, 118.2, 81.1 (d, J = 163.0 Hz), 74.4, 68.3 (d,, J = 3.6 Hz), 43.2 (d, J = 0.5 Hz), 41.4 (d, J = 18.7 Hz).
19 F NMR (376 MHz, CDCl 3 , rt): δ -218.5 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C17H17FO2 + Na] + 295.1105 found 295.1105.
(36)4- {3-フルオロ-1-ヒドロキシ-1-(3,5,5,8,8-ペンタメチル-5,6,7,8-テトラヒドロナフタレン-2-イル)プロピル}安息香酸(26)の合成
1H NMR (400 MHz, CDCl3, rt): δ 11.65 (brs, 1H, COOH), 8.04 (d, J = 8.4 Hz, 2H; Ar), 7.51 (s, 1H; Ar), 7.42 (d, J = 8.4 Hz, 2H; Ar), 6.99 (s, 1H; Ar), 4.69-4.37 (2H; CH2CH2F), 2.86-2.62 (2H; CH2CH2F), 2.49 (brs, 1H; OH), 1.92 (s, 3H; ArMe), 1.72-1.68 (4H; methylene’H), 1.33 (6H; Me), 1.26 (s, 3H; Me), 1.25 (s, 3H;
Me).
13C NMR (125 MHz, CDCl3, rt): δ 172.1, 152.1, 144.7, 141.9, 139.8, 133.9, 131.1, 130.2, 127.9, 126.2, 123.9, 81.8 (d, J = 160.5 Hz), 78.0 (d, J = 7.1 Hz), 42.7 (d, J = 18.8 Hz), 35.3, 35.2, 34.2, 34.0, 32.2, 32.1, 31.9, 31.7, 21.1.
19F NMR (376 MHz, CDCl3, r.t.): δ -221.2 (m, 1F; CH2F).
HRMS (ESI-TOF) calcd m/z for [C25H31FO3+Na]+ 421.2149 found 421.2147.
1 H NMR (400 MHz, CDCl 3 , rt): δ 11.65 (brs, 1H, COOH), 8.04 (d, J = 8.4 Hz, 2H; Ar), 7.51 (s, 1H; Ar), 7.42 (d, J = 8.4 Hz, 2H; Ar), 6.99 (s, 1H; Ar), 4.69-4.37 (2H; CH 2 CH 2 F), 2.86-2.62 (2H; CH 2 CH 2 F), 2.49 (brs, 1H) OH), 1.92 (s, 3H; ArMe), 1.72-1.68 (4H; methylene'H), 1.33 (6H; Me), 1.26 (s, 3H; Me), 1.25 (s, 3H;
Me).
13 C NMR (125 MHz, CDCl 3 , rt): δ 172.1, 152.1, 144.7, 141.9, 139.8, 133.9, 131.1, 130.2, 127.9, 126.2, 123.9, 81.8 (d, J = 160.5 Hz), 78.0 (d, J = 7.1 Hz), 42.7 (d, J = 18.8 Hz), 35.3, 35.2, 34.2, 34.0, 32.2, 32.1, 31.9, 31.7, 21.1.
19 F NMR (376 MHz, CDCl 3 , rt): δ -221.2 (m, 1F; CH 2 F).
HRMS (ESI-TOF) calcd m / z for [C25H31FO3 + Na] + 421.2149 found 421.2147.
〔実施例4〕モノフルオロアルキル化反応
(1)モノフルオロアルキル化の一般的方法
(2)各種モノフルオロアルキル化物の合成
上記の一般的方法に従い、対応する芳香族ビニルアセテートを用いることで、下記のモノフルオロアルキル化物を合成した。
〔実施例5〕 クロロベンゼン類の脱塩素化反応
〔実施例6〕 触媒活性の比較
アルケンのヒドロキシ-モノフルオロメチル化をプローブにして触媒の活性を比較した。
スルホキシミン型のCH2F試薬は非常に還元されにくい試薬(Ered=-2.43 V)である。1.5当量のCH2F試薬、p-ビニルビフェニル、5 mol%のBDNのアセトン-d6/D2O混合物に可視光照射(λ= 425 nm)すると、期待されるモノフルオロメチル化生成物が得られた(図2)。いくつかの強い還元力を持つ光触媒を同条件で検討した。例えばfac-[Ir(ppy)3]、フェノチアジン、5,10-ジヒドロフェナジン誘導体、ペリレンはBDNよりも活性が低いことがわかった(図2)。BDNの高い触媒性能は、より強い還元力だけでなく、可視光吸収能力、およびその堅牢性に起因すると考えられる。
[Example 6] Comparison of catalytic activity The activity of the catalyst was compared using hydroxy-monofluoromethylation of alkene as a probe.
The sulfoximine type CH 2 F reagent is a reagent that is extremely difficult to reduce (E red = -2.43 V). Visible light irradiation (λ = 425 nm) of 1.5 equivalents of CH 2 F reagent, p-vinylbiphenyl, 5 mol% BDN acetone-d 6 / D 2 O mixture yields the expected monofluoromethylation product. Obtained (Fig. 2). Several photocatalysts with strong reducing power were examined under the same conditions. For example, fac- [Ir (ppy) 3 ], phenothiazine, 5,10-dihydrophenazine derivative, and perylene were found to be less active than BDN (Fig. 2). The high catalytic performance of BDN is considered to be due to its ability to absorb visible light and its robustness as well as its stronger reducing power.
本発明により、医薬や農薬として有用な有機フッ素化合物を効率的に合成できるようになるので、本発明は、医薬や農薬に関連する産業分野において利用可能である。 Since the present invention enables efficient synthesis of organofluorine compounds useful as pharmaceuticals and pesticides, the present invention can be used in industrial fields related to pharmaceuticals and pesticides.
Claims (9)
で表される化合物を含むことを特徴とする光レドックス触媒。 The following general formula (I) or general formula (II)
A photoredox catalyst comprising a compound represented by.
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CN115232066A (en) * | 2022-07-08 | 2022-10-25 | 江西师范大学 | Method for synthesizing 1, 2-alkyl aryl ethane compound by photocatalysis of olefin |
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JP2006182615A (en) * | 2004-12-28 | 2006-07-13 | Masao Kaneko | Method of photodecomposing nitrogen-containing compound |
JP2010229127A (en) * | 2009-03-06 | 2010-10-14 | Kyushu Univ | Porphycene compound having ionic liquid-like structure and photooxidation catalyst |
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