JPH0673058A - 5-deazaflavin derivative and its production - Google Patents

5-deazaflavin derivative and its production

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Publication number
JPH0673058A
JPH0673058A JP24887592A JP24887592A JPH0673058A JP H0673058 A JPH0673058 A JP H0673058A JP 24887592 A JP24887592 A JP 24887592A JP 24887592 A JP24887592 A JP 24887592A JP H0673058 A JPH0673058 A JP H0673058A
Authority
JP
Japan
Prior art keywords
alkyl
group
halogen
haloalkyl
substituted
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP24887592A
Other languages
Japanese (ja)
Inventor
Isami Hamamoto
伊佐美 浜本
Yuri Akashi
友里 明石
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Soda Co Ltd
Original Assignee
Nippon Soda Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Soda Co Ltd filed Critical Nippon Soda Co Ltd
Priority to JP24887592A priority Critical patent/JPH0673058A/en
Publication of JPH0673058A publication Critical patent/JPH0673058A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE:To provide a new compound high in fluorescent quantum yield, giving red-orange color, thus useful for wavelength transformation films, displays, solar cell collector panels etc. CONSTITUTION:The objective compound of formula I [R1-R4 are each (substituted) alkyl, (substituted) alkenyl, (substituted) alkynyl or (substituted) aryl; R5 is H, (substituted) aryl or (substituted) heteroaryl], e.g. 7- diethylamino-3,10-diethyl-5-deazaflavin. The compound of the formula I can be obtained, for example, by reaction between a compound of formula II, N,N- dimethylformamide and phosphorus oxychloride.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は、蛍光特性を有する新規
な5−デアザフラビン誘導体、およびその製造法に関す
る。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a novel 5-deazaflavin derivative having fluorescent properties and a method for producing the same.

【0002】[0002]

【従来の技術】[Prior art]

【化8】 で表されるフラビン誘導体の蛍光特性については、従来
多くの研究がなされ、440〜500nmに吸収極大、
490〜530nmに蛍光極大を持つこと、及びそれら
のうち8位にアミノ基を持つロゼオフラビンは、水、メ
タノールなどの極性溶媒中で、分子内電荷移動を起こし
(〔VI〕)、吸収及び蛍光極大が約60nm長波長シ
フト(λF :約550nm)することなどが知られてい
る。
[Chemical 8] Regarding the fluorescence characteristics of the flavin derivative represented by, many studies have been conducted so far, and the absorption maximum at 440 to 500 nm,
Roseoflavin, which has a fluorescence maximum at 490 to 530 nm and has an amino group at the 8-position, causes intramolecular charge transfer ([VI]) in a polar solvent such as water or methanol, and has absorption and fluorescence maximums. Is known to undergo a long wavelength shift of about 60 nm (λ F : about 550 nm).

【化9】 [Chemical 9]

【0003】一方、一部の5−デアザフラビン誘導体に
ついては、その合成法が、例えば、F.Yoneda
et al.,J.C.S.,Chem.Commu
n.,1989,44、idem.,J.C.S.,P
erkin Trans.1,1976,1805、i
dem.,Heterocycles,12,691
(1979)などに報告されているが、蛍光特性につい
ての研究はほとんどなく、本発明のような蛍光特性を有
する5−デアザフラビン誘導体は知られていなかった。
On the other hand, some of the 5-deazaflavin derivatives are synthesized according to the method described in F. Yoneda
et al. J. C. S. Chem. Commu
n. , 1989, 44, idem. J. C. S. , P
erkin Trans. 1,1976,1805, i
dem. , Heterocycles, 12 , 691.
(1979), there have been few studies on the fluorescence property, and 5-deazaflavin derivatives having the fluorescence property as in the present invention have not been known.

【0004】[0004]

【発明が解決しようとする課題】本発明は、蛍光特性を
有する新規な5−デアザフラビン誘導体を提供すること
を目的とする。
DISCLOSURE OF THE INVENTION It is an object of the present invention to provide a novel 5-deazaflavin derivative having fluorescent properties.

【0005】[0005]

【課題を解決するための手段】 発明の構成 イ.化合物 一般式〔I〕[Means for Solving the Problems] Structure of the Invention a. Compound General formula [I]

【化10】 {式中、R1 、R2 、R3 、R4 は、それぞれ独立し
て、置換されてもよいアルキル基、置換されてもよいア
ルケニル基、置換されてもよいアルキニル基又は置換さ
れてもよいアリール基を示し、R5 は、水素原子、〔ハ
ロゲン、アルキル、ハロアルキル、アルケニル、ハロア
ルケニル、アルキニル、カルボキシル、ニトロ、COR
6 (ここでR6 は、アルキル、ハロアルキル又はアルキ
ルもしくはハロゲンで置換されてもよいアリールを示
す)、S(O)n 6 (ここでnは0、1、2を、R6
は前記と同じ意味を示す)またはCONHR6 (ここで
6 は前記と同じ意味を示す)〕で置換されてもよいア
リール基又は〔ハロゲン、アルキル、ハロアルキル、ア
ルケニル、ハロアルケニル、アルキニル、カルボキシ
ル、ニトロ、COR6 (ここでR6 は、アルキル、ハロ
アルキル又はアルキルもしくはハロゲンで置換されても
よいアリールを示す)、S(O)n 6 (ここでnは
0、1、2を、R6 は前記と同じ意味を示す)またはC
ONHR6 (ここでR6は前記と同じ意味を示す)〕で
置換されてもよいヘテロアリール基を示す}で表される
5−デアザフラビン誘導体。
[Chemical 10] {In the formula, R 1 , R 2 , R 3 and R 4 are each independently an optionally substituted alkyl group, an optionally substituted alkenyl group, an optionally substituted alkynyl group or an optionally substituted Represents a good aryl group, R 5 represents a hydrogen atom, [halogen, alkyl, haloalkyl, alkenyl, haloalkenyl, alkynyl, carboxyl, nitro, COR
6 (wherein R 6 represents alkyl, haloalkyl or aryl optionally substituted with alkyl or halogen), S (O) n R 6 (where n is 0, 1, 2 or R 6
Has the same meaning as described above) or CONHR 6 (wherein R 6 has the same meaning as described above)] or an aryl group which may be substituted with [halogen, alkyl, haloalkyl, alkenyl, haloalkenyl, alkynyl, carboxyl, Nitro, COR 6 (wherein R 6 represents alkyl, haloalkyl or aryl optionally substituted with alkyl or halogen), S (O) n R 6 (where n is 0, 1, 2 or R 6 Has the same meaning as above) or C
ONHR 6 (wherein R 6 has the same meaning as described above)], and a 5-deazaflavin derivative represented by the following.

【0006】ロ.化合物の製造法 A法:一般式〔II〕B. Method for producing compound Method A: general formula [II]

【化11】 〔式中、R1 、R2 、R3 、R4 は、前記と同じ意味を
示す〕で表される化合物とN,N−ジメチルホルムアミ
ドとオキシ塩化リンを反応させることを特徴とする一般
式〔I′〕
[Chemical 11] [Wherein R 1 , R 2 , R 3 and R 4 have the same meanings as described above], N, N-dimethylformamide and phosphorus oxychloride are reacted. [I ']

【化12】 〔式中、R1 、R2 、R3 、R4 は、前記と同じ意味を
示し、R5 ′は水素原子を示す〕で表される5−デアザ
フラビン誘導体の製造法。 B法:一般式〔II〕
[Chemical 12] [Wherein R 1 , R 2 , R 3 , and R 4 have the same meanings as described above, and R 5 ′ represents a hydrogen atom], and a method for producing a 5-deazaflavin derivative. Method B: general formula [II]

【化13】 〔式中、R1 、R2 、R3 、R4 は、前記と同じ意味を
示す〕で表される化合物と一般式〔III〕 R7 CHO 〔III〕 〔式中、R7 は、ジアルキルアミノアリール基又はジア
ルキルアミノヘテロアリール基を示す〕で表される化合
物とを反応させることを特徴とする一般式〔I′〕
[Chemical 13] [Wherein R 1 , R 2 , R 3 and R 4 have the same meanings as described above] and a compound represented by the general formula [III] R 7 CHO [III] [wherein R 7 is dialkyl An aminoaryl group or a dialkylaminoheteroaryl group] is reacted with a compound of the general formula [I ′]

【化14】 〔式中、R1 、R2 、R3 、R4 、R5 ′は、前記と同
じ意味を示す〕で表される5−デアザフラビン誘導体の
製造法。 C法:一般式〔II〕
[Chemical 14] [Wherein R 1 , R 2 , R 3 , R 4 , and R 5 ′ have the same meanings as described above], and a method for producing a 5-deazaflavin derivative. Method C: general formula [II]

【化15】 〔式中、R1 、R2 、R3 、R4 は、前記と同じ意味を
示す〕で表される化合物と一般式〔IV〕 R5 ″CHO 〔IV〕 {式中、R5 ″は、〔ハロゲン、アルキル、ハロアルキ
ル、アルケニル、ハロアルケニル、アルキニル、カルボ
キシル、ニトロ、COR6 (ここでR6 は、アルキル、
ハロアルキル又はアルキルもしくはハロゲンで置換され
てもよいアリールを示す)、S(O)n 6 (ここでn
は0、1、2を、R6 は前記と同じ意味を示す)または
CONHR6 (ここでR6 は前記と同じ意味を示す)〕
で置換されてもよいアリール基又は〔ハロゲン、アルキ
ル、ハロアルキル、アルケニル、ハロアルケニル、アル
キニル、カルボキシル、ニトロ、COR6 (ここでR6
は、アルキル、ハロアルキル又はアルキルもしくはハロ
ゲンで置換されてもよいアリールを示す)、S(O)n
6 (ここでnは0、1、2を、R6 は前記と同じ意味
を示す)またはCONHR6 (ここでR6 は前記と同じ
意味を示す)〕で置換されてもよいヘテロアリール基を
示す}で表される化合物とを反応させることを特徴とす
る一般式〔I″〕
[Chemical 15] [Wherein R 1 , R 2 , R 3 , and R 4 have the same meanings as described above] and a compound represented by the general formula [IV] R 5 ″ CHO [IV] {wherein R 5 ″ is , [Halogen, alkyl, haloalkyl, alkenyl, haloalkenyl, alkynyl, carboxyl, nitro, COR 6 (wherein R 6 is alkyl,
Haloalkyl or aryl optionally substituted with alkyl or halogen), S (O) n R 6 (where n
Is 0, 1, 2, R 6 has the same meaning as described above) or CONHR 6 (wherein R 6 has the same meaning as described above)]
An aryl group which may be substituted with [halogen, alkyl, haloalkyl, alkenyl, haloalkenyl, alkynyl, carboxyl, nitro, COR 6 (wherein R 6
Represents alkyl, haloalkyl or aryl optionally substituted with alkyl or halogen), S (O) n
A heteroaryl group which may be substituted with R 6 (where n is 0, 1, 2 and R 6 has the same meaning as described above) or CONHR 6 (where R 6 has the same meaning as described above)] And a compound represented by the formula [I ″]

【化16】 〔式中、R1 、R2 、R3 、R4 、R5 ″は、前記と同
じ意味を示す〕で表される5−デアザフラビン誘導体の
製造法。
[Chemical 16] [Wherein R 1 , R 2 , R 3 , R 4 , and R 5 ″ have the same meanings as described above], and a method for producing the 5-deazaflavin derivative.

【0007】詳細な説明 ここで、R1 、R2 、R3 、R4 のアルキル基、アルケ
ニル基、アルキニル基、アリール基としては、メチル
基、エチル基、プロピル基、ドデシル基のような炭素数
1〜12のアルキル基、アリル基、プロパルギル基、フ
ェニル基、などが例示でき、これらの置換基としては、
クロル等のハロゲン原子、メチル、エチル等のような炭
素数1〜6のアルキル基などが例示できる。R5 のヘテ
ロアリールの置換基であるアリールの置換基としてはハ
ロゲン、アルキル、ハロアルキル、アルケニル、ハロア
ルケニル、アルキニル、カルボキシル、ニトロ、COR
6 (ここでR6 は、アルキル、ハロアルキル又はアルキ
ルもしくはハロゲンで置換されてもよいアリールを示
す)、S(O)n 6 (ここでnは0、1、2を、R6
は前記と同じ意味を示す)またはCONHR6 (ここで
6 は前記と同じ意味を示す)などが例示できる。R6
のジアルキルアミノアリール基としては4−ジメチルア
ミノフェニル基、4−ジエチルアミノナフチル基などが
例示できる。本発明化合物に、R5 のアリール又はヘテ
ロアリールの置換基がジアルキルアミノであるものは含
まれない。ジアルキルアミノのように電子供与性が強い
基では前記B法の反応が起き、C法の様な反応はいかな
いからである。
Detailed Description Here, the alkyl group, alkenyl group, alkynyl group and aryl group of R 1 , R 2 , R 3 and R 4 are carbon such as methyl group, ethyl group, propyl group and dodecyl group. Examples include alkyl groups of formulas 1 to 12, allyl groups, propargyl groups, phenyl groups, and the like, and as these substituents,
Examples thereof include halogen atoms such as chlorine, and alkyl groups having 1 to 6 carbon atoms such as methyl and ethyl. As the substituent of aryl which is the substituent of the heteroaryl of R 5 , there are halogen, alkyl, haloalkyl, alkenyl, haloalkenyl, alkynyl, carboxyl, nitro and COR.
6 (wherein R 6 represents alkyl, haloalkyl or aryl optionally substituted with alkyl or halogen), S (O) n R 6 (where n is 0, 1, 2 or R 6
Represents the same meaning as described above) or CONHR 6 (wherein R 6 represents the same meaning as described above) and the like. R 6
Examples of the dialkylaminoaryl group include 4-dimethylaminophenyl group and 4-diethylaminonaphthyl group. The compounds of the present invention do not include those in which the aryl or heteroaryl substituent of R 5 is dialkylamino. This is because the reaction of Method B occurs in a group having a strong electron donating property such as dialkylamino and the reaction of Method C does not occur.

【0008】本発明化合物は次のようにして製造するこ
とができる。
The compound of the present invention can be produced as follows.

【化17】 [Chemical 17]

【0009】即ち、p−フェニレンジアミン誘導体〔V
II〕を酸クロリドR8 COCl(R8 は、置換基を有
してもよいアルキル基、アルケニル基、アルキニル基又
はアリール基を示す。)と反応させることにより、アミ
ド〔VIII〕とし、次いで水素化リチウムアルミニウ
ムで還元することにより、p−フェニレンジアミン誘導
体〔IX〕に導き、さらに、〔IX〕と6−クロロウラ
シルと反応させることにより、〔II〕を得る。
That is, a p-phenylenediamine derivative [V
II] with an acid chloride R 8 COCl (R 8 represents an alkyl group, an alkenyl group, an alkynyl group or an aryl group which may have a substituent) to give an amide [VIII], and then hydrogen. By reducing with lithium aluminum iodide, a p-phenylenediamine derivative [IX] is obtained, and then [IX] is reacted with 6-chlorouracil to obtain [II].

【0010】次に、A法、B法又はC法により製造す
る。 A法:DMF−オキシ塩化リン(Vilsmeier試
薬)を用いて、空気中または不活性ガス雰囲気下、0℃
〜溶媒の沸点、好ましくは50〜90℃で、1〜10時
間、好ましくは1〜2時間撹拌または振とうすることに
より行う。 B法:溶媒中、酸存在下、室温〜溶媒の沸点、好ましく
は90〜110℃で、1〜10時間、好ましくは1〜2
時間撹拌または振とうすることにより行う。溶媒として
は、メタノールなどのアルコール類、酢酸などの有機酸
類等、またはそれらの混合物等が挙げられ、好ましくは
n−ブタノールである。酸としては、ポリリン酸、硫酸
などの強酸が挙げられ、好ましくはポリリン酸であり、
通常、〔II〕に対して、0.5〜10当量、好ましく
は1〜3当量用いる。 C法:溶媒中、酸存在下、室温〜溶媒の沸点、好ましく
は90〜110℃で、1〜10時間、好ましくは1〜2
時間撹拌または振とうすることにより行う。溶媒として
は、メタノールなどのアルコール類、酢酸などの有機酸
類等、またはそれらの混合物等が挙げられ、好ましくは
n−ブタノールである。酸としては、ポリリン酸、硫酸
などのルイス酸が挙げられ、好ましくはポリリン酸であ
り、通常、〔II〕に対して、0.5〜10当量、好ま
しくは1〜3当量用いる。 いずれの場合も反応終了後は通常の後処理を行うことに
より目的物を得ることが出来る。本発明化合物の構造
は、IR、NMR、MS等から決定した。
Next, it is manufactured by method A, method B or method C. Method A: DMF-phosphorus oxychloride (Vilsmeier reagent) was used at 0 ° C. in air or in an inert gas atmosphere.
~ The boiling point of the solvent, preferably 50 to 90 ° C, is carried out by stirring or shaking for 1 to 10 hours, preferably 1 to 2 hours. Method B: In a solvent, in the presence of an acid, at room temperature to the boiling point of the solvent, preferably at 90 to 110 ° C., for 1 to 10 hours, preferably 1 to 2
It is carried out by stirring or shaking for a time. Examples of the solvent include alcohols such as methanol, organic acids such as acetic acid, and the like, or a mixture thereof, and preferably n-butanol. Examples of the acid include strong acids such as polyphosphoric acid and sulfuric acid, preferably polyphosphoric acid,
Usually, it is used in an amount of 0.5 to 10 equivalents, preferably 1 to 3 equivalents, relative to [II]. Method C: room temperature to boiling point of solvent, preferably 90 to 110 ° C., 1 to 10 hours, preferably 1 to 2 in the presence of an acid in a solvent.
It is carried out by stirring or shaking for a time. Examples of the solvent include alcohols such as methanol, organic acids such as acetic acid, and the like, or a mixture thereof, and preferably n-butanol. Examples of the acid include Lewis acids such as polyphosphoric acid and sulfuric acid, preferably polyphosphoric acid, and usually 0.5 to 10 equivalents, preferably 1 to 3 equivalents relative to [II]. In any case, the desired product can be obtained by carrying out a usual post-treatment after completion of the reaction. The structure of the compound of the present invention was determined by IR, NMR, MS and the like.

【0011】[0011]

【実施例】次に実施例を挙げ、本発明を更に具体的に説
明する。実施例1 7−ジエチルアミノ−3,10−ジエチル−
5−デアザフラビン 一般式〔I〕においてR1 =R2 =R3 =R4 =Et、
5 =Hで表される化合物(化合物No.1、A法) N,N−ジエチル−p−フェニレンジアミンは、塩化メ
チレン中、トリエチルアミン存在下、塩化アセチルと反
応させることにより容易にアミド〔VIII〕(R1
2 =Et、R8 =Me)を高収率で得た。次にN,
N,N′−トリエチル−p−フェニレンジアミン〔I
X〕(R1 =R2 =R3 =Et)は、既知の方法(P.
Vouros,Org.Mass.Spectom.,
1969,,375)に従い、〔VIII〕(R1
2 =Et、R8 =Me)をTHF中、水素化リチウム
アルミニウムで還元することにより得た。次に、この
〔IX〕7.61gと6−クロロ−3−エチルウラシル
2.3gを窒素雰囲気下、160℃で20分間加熱し
た。放冷後、クロロホルムを加えて反応物を反応容器か
ら洗い出し、減圧下溶媒を留去し固形物を得た。これに
エーテルと冷水を加えてろ過し、さらに2−プロパノー
ルから再結晶させることにより、〔II〕(R1 =R2
=R3 =R4 =Et)を3.3g得た。次にこの〔I
I〕0.99gをDMF6mlに加え、オキシ塩化リン
4.62gを室温下ゆっくり滴下し、その後、反応温度
を約90℃まで上げた。90分間攪拌した後、放冷し、
反応物に氷水を加えて、炭酸水素ナトリウムで中和し
た。クロロホルムで抽出後、有機層を水で洗い、硫酸マ
グネシウムで乾燥した。溶媒留去後、残査をカラムクロ
マトグラフィー(展開液:塩化メチレン−アセトン=8
/1 v/v)により精製し、化合物1を0.30g得
た。 mp.181−183℃、FD−MS.3401 H−NMR(CDCl3 ,δppm)1.23(t,
6H)、1.30(t,3H)、1.46(t,3
H)、3.46(q,4H)、4.14(q,2H)、
4.83(brs,2H)、6.93(d,1H)、
7.35(dd,1H)、7.57(d,1H)、8.
77(s,1H)13 C−NMR(CDCl3 ,δppm)12.47、1
2.68、13.03、13.32、29.77、3
6.44、39.94、44.66、109.28、1
15.25、116.81、122.33、123.6
6、131.56、141.42、144.66、15
3.75、156.98、162.13 IR(KBr,cm-1)1641、1607、157
3、1514 UV−Vis(CHCl3 ,nm)287、345(s
h)、362(sh)、500
EXAMPLES Next, the present invention will be described more specifically with reference to examples. Example 1 7-Diethylamino-3,10-diethyl-
5-deazaflavin In the general formula [I], R 1 = R 2 = R 3 = R 4 = Et,
Compound represented by R 5 = H (Compound No. 1, Method A) N, N-diethyl-p-phenylenediamine is easily reacted with amide [VIII by reacting with acetyl chloride in methylene chloride in the presence of triethylamine. ] (R 1 =
R 2 = Et, R 8 = Me) was obtained in high yield. Then N,
N, N'-triethyl-p-phenylenediamine [I
X] (R 1 = R 2 = R 3 = Et) is a known method (P.
Vouros, Org. Mass. Spectom. ,
1969, 2 , 375), [VIII] (R 1 =
R 2 = Et, R 8 = Me) was obtained by reduction with lithium aluminum hydride in THF. Next, 7.61 g of this [IX] and 2.3 g of 6-chloro-3-ethyluracil were heated at 160 ° C. for 20 minutes in a nitrogen atmosphere. After cooling, chloroform was added to wash the reaction product from the reaction vessel, and the solvent was distilled off under reduced pressure to obtain a solid product. Ether and cold water were added to this, and the mixture was filtered and recrystallized from 2-propanol to give [II] (R 1 = R 2
= R 3 = R 4 = Et) was obtained. Then this [I
I] 0.99 g was added to DMF 6 ml, phosphorus oxychloride 4.62 g was slowly added dropwise at room temperature, and then the reaction temperature was raised to about 90 ° C. After stirring for 90 minutes, allow to cool,
Ice water was added to the reaction product, which was neutralized with sodium hydrogen carbonate. After extraction with chloroform, the organic layer was washed with water and dried over magnesium sulfate. After the solvent was distilled off, the residue was subjected to column chromatography (developing solution: methylene chloride-acetone = 8).
/ 1 v / v) to obtain 0.30 g of Compound 1. mp. 181-183 ° C, FD-MS. 340 1 H-NMR (CDCl 3 , δppm) 1.23 (t,
6H), 1.30 (t, 3H), 1.46 (t, 3)
H), 3.46 (q, 4H), 4.14 (q, 2H),
4.83 (brs, 2H), 6.93 (d, 1H),
7.35 (dd, 1H), 7.57 (d, 1H), 8.
77 (s, 1H) 13 C-NMR (CDCl 3 , δppm) 12.47, 1
2.68, 13.03, 13.32, 29.77, 3
6.44, 39.94, 44.66, 109.28, 1
15.25, 116.81, 122.33, 123.6
6, 131.56, 141.42, 144.66, 15
3.75, 156.98, 162.13 IR (KBr, cm -1 ) 1641, 1607, 157
3 , 1514 UV-Vis (CHCl 3 , nm) 287, 345 (s
h), 362 (sh), 500

【0012】実施例2 7−ジメチルアミノ−3,10
−ジエチル−5−デアザフラビン 一般式〔I〕においてR1 =R2 =Me、R3 =R4
Et、R5 =Hで表される化合物(化合物No.2、B
法) 〔IX〕(R1 =R2 =Me、R3 =Et)は、実施例
1と同様の方法により、N,N−ジメチル−p−フェニ
レンジアミンから合成した。次に、この〔IX〕3.2
8gと6−クロロ−3−エチルウラシル1.16gか
ら、実施例1と同様の方法により、〔II〕(R1 =R
2 =Me、R3 =R4 =Et)を1.42g得た。次
に、この〔II〕0.6gと4−ジエチルアミノベンズ
アルデヒド0.37gの混合物に、ポリリン酸0.2m
lが入ったn−ブタノール溶液5mlを加え、窒素ガス
雰囲気下100℃で2時間加熱攪拌した。放冷後、反応
物を冷水にあけ、クロロホルムで抽出し、有機層を水で
洗浄後、硫酸マグネシウムで乾燥した。溶媒留去後、残
査をカラムクロマトグラフィー(展開液:塩化メチレン
−アセトン=8/1 v/v)により精製し、化合物2
を0.31g得た。 mp.235−237℃、FD−MS.3121 H−NMR(CDCl3 ,δppm)1.29(t,
3H)、1.46(t,3H)、3.07(s,6
H)、4.12(q,2H)、4.82(brs,2
H)、6.94(d,1H)、7.38(dd,1
H)、7.57(d,1H)、8.74(s,1H)13 C−NMR(CDCl3 ,δppm)12.85、1
3.16、36.22、39.82、40.04、4
0.35、109.75、115.04、116.0
5、122.48、123.01、131.86、14
1.21、146.97、153.66、156.7
4、161.80 IR(KBr,cm-1)1641、1609、157
4、1515 UV−Vis(CHCl3 ,nm)285、342(s
h)、357(sh)、490
Example 2 7-Dimethylamino-3,10
-Diethyl-5-deazaflavin In the general formula [I], R 1 = R 2 = Me, R 3 = R 4 =
Et, a compound represented by R 5 = H (Compound No. 2, B
Method) [IX] (R 1 = R 2 = Me, R 3 = Et) was synthesized from N, N-dimethyl-p-phenylenediamine by the same method as in Example 1. Next, this [IX] 3.2
From 8 g and 1.16 g of 6-chloro-3-ethyluracil, by the same method as in Example 1, [II] (R 1 = R
2 = Me, R 3 = R 4 = Et) was obtained 1.42 g. Next, a mixture of 0.6 g of this [II] and 0.37 g of 4-diethylaminobenzaldehyde was added with 0.2 m of polyphosphoric acid.
5 ml of an n-butanol solution containing 1 was added, and the mixture was heated with stirring at 100 ° C. for 2 hours in a nitrogen gas atmosphere. After allowing to cool, the reaction product was poured into cold water and extracted with chloroform. The organic layer was washed with water and dried over magnesium sulfate. After the solvent was distilled off, the residue was purified by column chromatography (developing solution: methylene chloride-acetone = 8/1 v / v) to give compound 2
0.31g was obtained. mp. 235-237 ° C, FD-MS. 312 1 H-NMR (CDCl 3 , δppm) 1.29 (t,
3H), 1.46 (t, 3H), 3.07 (s, 6)
H), 4.12 (q, 2H), 4.82 (brs, 2
H), 6.94 (d, 1H), 7.38 (dd, 1)
H), 7.57 (d, 1H), 8.74 (s, 1H) 13 C-NMR (CDCl 3 , δppm) 12.85, 1.
3.16, 36.22, 39.82, 40.04, 4
0.35, 109.75, 115.04, 116.0
5, 122.48, 123.01, 131.86, 14
1.21, 146.97, 153.66, 156.7
4, 161.80 IR (KBr, cm -1 ) 1641, 1609, 157
4, 1515 UV-Vis (CHCl 3 , nm) 285, 342 (s
h), 357 (sh), 490

【0013】実施例3 7−ジエチルアミノ−3,10
−ジエチル−5−(4−カルボキシフェニル)−5−デ
アザフラビン 一般式〔I〕においてR1 =R2 =R3 =R4 =Et、
5 =4−カルボキシフェニルで表される化合物(化合
物No.3、C法) 〔II〕(R1 =R2 =R3 =R4 =Et)0.66g
と4−カルボキシベンズアルデヒド0.30gの混合物
に、ポリリン酸0.2mlが入ったn−ブタノール溶液
5mlを加え、窒素ガス雰囲気下、100℃で90分間
加熱攪拌した。実施例2と同様の後処理を行ない、粗生
成物をカラムクロマトグラフィー(展開液:塩化メチレ
ン−アセトン=4/1 v/v)により精製し、化合物
3を0.15g得た。 mp.171−173℃、FD−MS.459 IR(KBr,cm-1)3435、1640、159
1、1555 UV−Vis(CHCl3 ,nm)295、350(s
h)、367(sh)、530
Example 3 7-Diethylamino-3,10
- In Diethyl-5- (4-carboxyphenyl) -5-Deazafurabin formula (I) R 1 = R 2 = R 3 = R 4 = Et,
Compound represented by R 5 = 4-carboxyphenyl (Compound No. 3, method C) [II] (R 1 = R 2 = R 3 = R 4 = Et) 0.66 g
5 ml of an n-butanol solution containing 0.2 ml of polyphosphoric acid was added to a mixture of and 0.30 g of 4-carboxybenzaldehyde, and the mixture was heated and stirred at 100 ° C. for 90 minutes in a nitrogen gas atmosphere. The same post-treatment as in Example 2 was carried out, and the crude product was purified by column chromatography (developing solution: methylene chloride-acetone = 4/1 v / v) to obtain 0.15 g of compound 3. mp. 171-173 ° C, FD-MS. 459 IR (KBr, cm -1 ) 3435, 1640, 159
1, 1555 UV-Vis (CHCl 3 , nm) 295, 350 (s
h), 367 (sh), 530

【0014】A、B、Cいずれかの方法により合成され
る5−デアザフラビン誘導体〔I〕のうち、代表的化合
物及び融点(mp.)、吸収極大波長(λab)、蛍光
極大波長(λem)及びストークスシフト(Δλ)をま
とめて第1表に示した。
Among the 5-deazaflavin derivatives [I] synthesized by any of A, B and C methods, typical compounds and melting points (mp.), Absorption maximum wavelength (λab), fluorescence maximum wavelength (λem) and The Stokes shift (Δλ) is summarized in Table 1.

【表1】 [Table 1]

【0015】[0015]

【発明の効果】本発明の5−デアザフラビン誘導体は、
蛍光量子収率が高く、かつストークスシフトも大きい。
さらに蛍光極大波長が575〜620nmに存在するた
めに赤橙色蛍光色素として有効な化合物であり、例え
ば、波長(エネルギー)変換フィルム、ディスプレー、
太陽電池集光板などに含有される蛍光色素として利用で
きる。その他、光増感剤、酸化還元触媒等の利用も可能
である。
The 5-deazaflavin derivative of the present invention is
High fluorescence quantum yield and large Stokes shift.
Furthermore, since the maximum fluorescence wavelength exists at 575 to 620 nm, it is a compound effective as a red-orange fluorescent dye, and for example, a wavelength (energy) conversion film, a display,
It can be used as a fluorescent dye contained in a solar cell light collector. In addition, it is also possible to use a photosensitizer, a redox catalyst and the like.

Claims (4)

【特許請求の範囲】[Claims] 【請求項1】 一般式〔I〕 【化1】 {式中、R1 、R2 、R3 、R4 は、それぞれ独立し
て、置換されてもよいアルキル基、置換されてもよいア
ルケニル基、置換されてもよいアルキニル基又は置換さ
れてもよいアリール基を示し、R5 は、水素原子、〔ハ
ロゲン、アルキル、ハロアルキル、アルケニル、ハロア
ルケニル、アルキニル、カルボキシル、ニトロ、COR
6 (ここでR6 は、アルキル、ハロアルキル又はアルキ
ルもしくはハロゲンで置換されてもよいアリールを示
す)、S(O)n 6 (ここでnは0、1、2を、R6
は前記と同じ意味を示す)またはCONHR6 (ここで
6 は前記と同じ意味を示す)〕で置換されてもよいア
リール基又は〔ハロゲン、アルキル、ハロアルキル、ア
ルケニル、ハロアルケニル、アルキニル、カルボキシ
ル、ニトロ、COR6 (ここでR6 は、アルキル、ハロ
アルキル又はアルキルもしくはハロゲンで置換されても
よいアリールを示す)、S(O)n 6 (ここでnは
0、1、2を、R6 は前記と同じ意味を示す)またはC
ONHR6 (ここでR6は前記と同じ意味を示す)〕で
置換されてもよいヘテロアリール基を示す}で表される
5−デアザフラビン誘導体。
1. A compound represented by the general formula [I]: {In the formula, R 1 , R 2 , R 3 and R 4 are each independently an optionally substituted alkyl group, an optionally substituted alkenyl group, an optionally substituted alkynyl group or an optionally substituted Represents a good aryl group, R 5 represents a hydrogen atom, [halogen, alkyl, haloalkyl, alkenyl, haloalkenyl, alkynyl, carboxyl, nitro, COR
6 (wherein R 6 represents alkyl, haloalkyl or aryl optionally substituted with alkyl or halogen), S (O) n R 6 (where n is 0, 1, 2 or R 6
Has the same meaning as described above) or CONHR 6 (wherein R 6 has the same meaning as described above)] or an aryl group which may be substituted with [halogen, alkyl, haloalkyl, alkenyl, haloalkenyl, alkynyl, carboxyl, Nitro, COR 6 (wherein R 6 represents alkyl, haloalkyl or aryl optionally substituted with alkyl or halogen), S (O) n R 6 (where n is 0, 1, 2 or R 6 Has the same meaning as above) or C
ONHR 6 (wherein R 6 has the same meaning as described above)], and a 5-deazaflavin derivative represented by the following.
【請求項2】 一般式〔II〕 【化2】 〔式中、R1 、R2 、R3 、R4 は、前記と同じ意味を
示す〕で表される化合物とN,N−ジメチルホルムアミ
ドとオキシ塩化リンを反応させることを特徴とする一般
式〔I′〕 【化3】 〔式中、R1 、R2 、R3 、R4 は、前記と同じ意味を
示し、R5 ′は水素原子を示す〕で表される5−デアザ
フラビン誘導体の製造法。
2. A compound represented by the general formula [II]: [Wherein R 1 , R 2 , R 3 and R 4 have the same meanings as described above], N, N-dimethylformamide and phosphorus oxychloride are reacted. [I '] [Wherein R 1 , R 2 , R 3 , and R 4 have the same meanings as described above, and R 5 ′ represents a hydrogen atom], and a method for producing a 5-deazaflavin derivative.
【請求項3】 一般式〔II〕 【化4】 〔式中、R1 、R2 、R3 、R4 は、前記と同じ意味を
示す〕で表される化合物と一般式〔III〕 R7 CHO 〔III〕 〔式中、R7 は、ジアルキルアミノアリール基又はジア
ルキルアミノヘテロアリール基を示す〕で表される化合
物とを反応させることを特徴とする一般式〔I′〕 【化5】 〔式中、R1 、R2 、R3 、R4 、R5 ′は、前記と同
じ意味を示す〕で表される5−デアザフラビン誘導体の
製造法。
3. A compound represented by the general formula [II]: [Wherein R 1 , R 2 , R 3 and R 4 have the same meanings as described above] and a compound represented by the general formula [III] R 7 CHO [III] [wherein R 7 is dialkyl An aminoaryl group or a dialkylaminoheteroaryl group] is reacted with a compound of the general formula [I ′] [Wherein R 1 , R 2 , R 3 , R 4 , and R 5 ′ have the same meanings as described above], and a method for producing a 5-deazaflavin derivative.
【請求項4】 一般式〔II〕 【化6】 〔式中、R1 、R2 、R3 、R4 は、前記と同じ意味を
示す〕で表される化合物と一般式〔IV〕 R5 ″CHO 〔IV〕 {式中、R5 ″は、〔ハロゲン、アルキル、ハロアルキ
ル、アルケニル、ハロアルケニル、アルキニル、カルボ
キシル、ニトロ、COR6 (ここでR6 は、アルキル、
ハロアルキル又はアルキルもしくはハロゲンで置換され
てもよいアリールを示す)、S(O)n 6 (ここでn
は0、1、2を、R6 は前記と同じ意味を示す)または
CONHR6 (ここでR6 は前記と同じ意味を示す)〕
で置換されてもよいアリール基又は〔ハロゲン、アルキ
ル、ハロアルキル、アルケニル、ハロアルケニル、アル
キニル、カルボキシル、ニトロ、COR6 (ここでR6
は、アルキル、ハロアルキル又はアルキルもしくはハロ
ゲンで置換されてもよいアリールを示す)、S(O)n
6 (ここでnは0、1、2を、R6 は前記と同じ意味
を示す)またはCONHR6 (ここでR6 は前記と同じ
意味を示す)〕で置換されてもよいヘテロアリール基を
示す}で表される化合物とを反応させることを特徴とす
る一般式〔I″〕 【化7】 〔式中、R1 、R2 、R3 、R4 、R5 ″前記と同じ意
味を示す〕で表される5−デアザフラビン誘導体の製造
法。
4. A compound represented by the general formula [II]: [Wherein R 1 , R 2 , R 3 , and R 4 have the same meanings as described above] and a compound represented by the general formula [IV] R 5 ″ CHO [IV] {wherein R 5 ″ is , [Halogen, alkyl, haloalkyl, alkenyl, haloalkenyl, alkynyl, carboxyl, nitro, COR 6 (wherein R 6 is alkyl,
Haloalkyl or aryl optionally substituted with alkyl or halogen), S (O) n R 6 (where n
Is 0, 1, 2, R 6 has the same meaning as described above) or CONHR 6 (wherein R 6 has the same meaning as described above)]
An aryl group which may be substituted with [halogen, alkyl, haloalkyl, alkenyl, haloalkenyl, alkynyl, carboxyl, nitro, COR 6 (wherein R 6
Represents alkyl, haloalkyl or aryl optionally substituted with alkyl or halogen), S (O) n
A heteroaryl group which may be substituted with R 6 (where n is 0, 1, 2 and R 6 has the same meaning as described above) or CONHR 6 (where R 6 has the same meaning as described above)] And a compound represented by the formula [I ″] [Wherein R 1 , R 2 , R 3 , R 4 and R 5 ″ have the same meaning as above], and a method for producing a 5-deazaflavin derivative.
JP24887592A 1992-08-26 1992-08-26 5-deazaflavin derivative and its production Pending JPH0673058A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Publication Number Publication Date
JPH0673058A true JPH0673058A (en) 1994-03-15

Family

ID=17184730

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Country Link
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JPWO2018159834A1 (en) * 2017-03-02 2020-01-16 国立研究開発法人科学技術振興機構 Enamine compounds and uses thereof
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