TW213458B - - Google Patents

Download PDF

Info

Publication number
TW213458B
TW213458B TW081109959A TW81109959A TW213458B TW 213458 B TW213458 B TW 213458B TW 081109959 A TW081109959 A TW 081109959A TW 81109959 A TW81109959 A TW 81109959A TW 213458 B TW213458 B TW 213458B
Authority
TW
Taiwan
Prior art keywords
hal
general formula
patent application
following general
hydrogen
Prior art date
Application number
TW081109959A
Other languages
English (en)
Original Assignee
Lonza Ag
Sankyo Co
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 Lonza Ag, Sankyo Co filed Critical Lonza Ag
Application granted granted Critical
Publication of TW213458B publication Critical patent/TW213458B/zh

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D311/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D311/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/58Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
    • C07D311/70Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with two hydrocarbon radicals attached in position 2 and elements other than carbon and hydrogen in position 6
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/11Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms
    • C07C37/16Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms by condensation involving hydroxy groups of phenols or alcohols or the ether or mineral ester group derived therefrom
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C39/00Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
    • C07C39/24Halogenated derivatives
    • C07C39/373Halogenated derivatives with all hydroxy groups on non-condensed rings and with unsaturation outside the aromatic rings
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D311/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/58Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pyrane Compounds (AREA)
  • Cosmetics (AREA)
  • Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Thermotherapy And Cooling Therapy Devices (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Non-Reversible Transmitting Devices (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Description

A6 B6 五、發明説明(1.) 此發明係關於下列通式
R
Ha 1 (請先«trip面之注意事項再填寫本買) 之被取代之五烷基色滿,其中R代表一帶1 — 4碳原子之 低烷基組別,而Hal代表氣,溴或碘,及其製備之方法。 .丨裝. 色滿類,尤其是通式I之四甲基衍生物,爲製備例如 是降低血脂肪性藥物(J· Med. Chem, 1989,翌,P.421) 之有用中間產物。 訂. 爲了製備上述之藥物,已知需用下列通式
0H 經濟邾中央標率廣RJ-消费合作社印製 之羥烷基色滿作爲中間產物(J. Med. Chem. 1989,翌, p.421)。 根據德國專利案第3,010,504號,此等經燒基色滿 類,可由其相應之氫魷類及相應之丁烯醇類,以只有工[ %之回收率製得。 根據德國專利案第2,364, 165號,亦知幾 本纸张尺度適用中國國家標準(CNS)甲4規格(210 X 297公釐) A6
五、發明説明(2.) 之合成爲-多步_程,但此合成_料贵, 作工業反應。 與用 此發明之目的,乃發展上述藥物之新途徑,以致其不 必有上述已知過程及中間產物之缺點。 根據申請專利範園第1項所述之被取代之五燒基色滿 及其製備之簡單方法,可達此發明之目的。 在第一步驟中,根據此項發明,乃先將下列通式 {精先闻穿面之注意事項再餐本頁)
0H 裝·
R II 訂 之二燒基氫’其中R.如上述定義,跟下列通式 H0
Hal
Ilia
Hal 經濟部中央標準局貝工消费合作社印製
Illb 之鹵化丁烯醇反應,其中Hal如上述定義,在〆里維氏酸 (Lewis acid)之存在下,以致一下列通式
R
Hal 本紙張尺度適用中國國家揉準(CNS)申4規格(210 X 297公釐) 81.10.20.000 A6 B6 烴 濟 部 中 央 標 率 扇 n JC. 消 作 社 印 製 五、發明説明(3·) 之四烷基氫Μ形成,其中之R及Hal如上述之定義。此等 化合物至今仍未被述及,而包括爲本發明之一部份。 更佳者,爲將三甲基氫Ϊ昆(通式者), 跟1 —氣一2 —甲基丁一 3 -浠一2 —酵(通式III a中 Hal=Cl者)反應,而產生相應之四烷基氩馘(通式iv中 R=CH3 及Hal=Cl者)。 便利地可利用之里維氏酸爲氣化鐵,三氟甲烷磺酸錫 或三氟化删或其複合化合物之一,更佳者爲三氟化硼或其 複合化合物之一,例如是醚化三氟化硼。便利地採用之里 維氏酸數量,爲相對於被採用三烷基氫馘之丨至5克分子 量0 此反應乃優先地‘在一惰性溶劑中,例如是甲苯或鹵化 碳氫化合物中,例如是氣化亞甲烷,在一介乎—1〇。〇與5〇 °C之溫度,優先者爲室溫下進行。 較佳之方法,,·爲當起始原料(三烷基氫魷)已實際上 無法在反應混合物中測得時,使將反應停止,並將製得之 四烷基氫U分離析出。 在接下之步驟中,通式IV之四烷基氫戕,便在一強酸 之存在下環化’成爲通式I之最終產物。 便利地使用之強酸,爲—種強布朗史達酸(Bronsted acid),例如是三氟甲烷磺酸,鹽酸或氟磺酸。 此等布朗史達酸乃便利地,相對於四烷基氫馘之〇 〇5 至2克分子量間被使用。 環化作用乃優先地在-非極性溶劑,例如是甲苯 四 (請先閲面之注i項再f本頁) •丨裝. 訂· 本纸张剌中8S家辟(CNS)甲4規格(21〇 X 297^J7 8L10.20.000
五、發明説明(4.) 氣化碳或已烷之存在下進行。溫度則爲—1〇。(::與7〇。(::間 更佳者爲室溫。 製得通式I被取代之五烷基色滿,至今仍未被述及 較佳之衍生物爲2 ~氣甲基_ 6 _羥—2 , 5 , 7,8 四甲基色滿,即R=CH3及Hal = Cl者。 實例 a)製備2 L.1 二-甲某丁一 2 —締一4 -基) (請先StfSe面之注$項再β^本頁) 經濟部中央標準局工消费合作社印製 丄’ 4 一二羥—5,6-三甲基笨之方法 將二甲基氫Ϊ昆(2.00g,14mmol)在室溫下懸浮於一由 氣苯(10ml)及己烷(5 ml)組成之混合物中。然後將三 氟化领二乙基醚複合物(3.6〇ml,48%強度之三氟化硼在 二乙基瞇之溶液,1.95g之三氟化硼,28mmol)在15分鐘 間加入,1 —氣一» 2 —甲基丁一 3 —婦一2 —醇(2.42g, 20mmol )在15分鐘間一滴一滴慢慢加入。30分鐘後,將反 應混合物過濾,濾出液以氣苯(l〇ml)清洗,並在4〇°C/ 20mbar下乾燥8小時。此可製得2.24g (62.6%)之2 — (氣一2 — 甲基丁一 2 —缔一4 一基)一 1,4一二 羥一3,5,6 —三甲基苯。融點:1 1 8 — 1 2 2。(:(分解)XH-NMR: (CDCla » 300MHz)d以ppm計算:5.50 (t, 1H, J=7, Hz);4.02 (s, 2H);3.45 (d, 2H, J=7, 5Hz); 本纸張八度適用中國固家標準(CNS)甲4規格(210 X 297公釐) 81.10.20,000 —裝· 訂- i^· A6 B6 如4【丄. 五、發明説明(5.) 2.17 (s, 6H); 2.15 (s, 3H); 1.95 ( s,3H) 異構體: 5.48 (t,1H,J=7, 5Hz); 4.02 (s,2H); 3.48 (d,2H, J=7, 5Hz); 2.17 (s, 6H); 2.15 (s, 3H); 1.95 (s, 3H); b)製備2 —氣甲基一6 —經_2,5,7,8 —四曱基色 滿之方法 將2 —(1 —氣一 2 —甲基丁一 2—烯一4 一基)一 1,4 —二經一3,5 , 6 —三甲基苯(4.2g,16mo 1 ) 懸浮於四氣化碳中(200ml)。然後將三氟甲烷磺酸(1.44ml ,2.44g,16mm〇l)加入,並將反應混合物挽拌。30分鐘後 ,加入水(100 ml)及將混合物以氣化亞甲烷(100ml)萃 取。將有機相乾燥(MgSCU )及濃縮。此可製得2_氣甲 基一6-羥一2,5,7,8—四甲基色滿(5.3g)。將 之由己烷(40ml)中再結晶出後,可製得2.7g (64%)之 純2 —氣甲基一6_經一2,5 » 7 ’ 8 —四甲基色滿0 融點:77—82°C ^-NMR: (CDCls, 300MHz) d以ppm計算: 4.25 (s, 1H); (請先聞讀背面之注$項再f本頁) -丨裝. 訂· 經濟部中央標準局®:工消费合作社印製 本紙張尺度適用中國國家標準(CNS〉甲4規格(210 X 297公釐) 81.10.20,000 A6 B6 2134^- 五、發明説明(6·) 3.53 (d, 1H, J=12, OHz); 3.50 (d, 1H,J=12, OHz); 2.62 (t, 2H, J=7, OHz); 2.17 (s,3H); 2.11 (s,6H); 2.10-2.02 (m, 1H); 1.90-1.78 (m, 1H); 1.40 (s,3H); (請先聞讀背面之注意事項再ίΛ寫本頁) 經濟部中央標準局B工消费合作社印製 本紙張尺度適用中國國家標準(CNS)甲4規格(210 X 2耵公釐) 8U0.20.000

Claims (1)

  1. S' A7 B7 C7 D7 August 6, 1993 六、申請專利範圍 第81109959號專利案申請專利範園修正本 1. 一種下列通式 HO
    Ha 1 之被取代之五坑基色滿,其中R代表一帶1至4破原 子之低燒基組別,而Hal則爲氣,溴或破。 2· —種下列通式 yV〇 Cl la 之2—氣甲基一 6 —羥一2,5,7,8 —四甲基 色滿。 3· —種製備下列通式 (請先閲请背面之注意事項再寫本頁) 經濟都中央標準局B工消費合作社印« HO
    Hal 被取代之五烷基色滿之方法,其中R代表一帶1至4碳 原子之低烷基組,而Hal代表氯,溴或碘,其特徵爲 本纸又度適用中國國家標準(CNS)甲4覘格(210 X 297公釐) 六、申請專利範圍,屬下列通式 R
    0H Α7 Β7 C7 D7 II 之一種二燒基览Μ’其中R如上述定義者,跟下列通式^ Η0 Hal Ilia (請先Μ讀背面之注意事項#項窵本頁) —裝· HO
    Hal 訂· 缦濟部中央標準局員工消費合作社印數 R
    Hal Illb 之一種鹵化丁烯酵反應,其中Hal如上述之定義者, 在一種里維氏酸之存在下,反應至產生下列通式 IV 之一種四烷基氫U,其中R及Hal如上述之定義,而 該四烷基氩馘,最後在一種強酸之存在下,環化爲最 終產物。 衣紙張尺度適用中固國家標準(CNS)甲4規格(210 X 297公釐) A7 Β7 C7 D7 經濟,中央標準局員工消费合作社印製 六、申請專利範圍 4. 根據申請專利範圍第3項所述之方法’其特徵爲,作 爲通式Π之三燒基氫Η,乃抹用之三曱基街 生物,並採用通式III a,Hal二C 1時之1 —氣~~ 2一甲基—丁一3—烯一2—醇,作爲鹵化之丁烯 醇〇 5. 根據申請專利範園第3或4項所述之方法,其特徵爲 ,作爲里維氏酸者,乃採用三氟化硼或其複合化合物 之一。 6. 根據申請專利範園第5項所述之方法, 其特徵爲,產生四燒基氫Μ之反應,乃在一介乎―扣 °(:與50°(:之溫度間,在一種惰性溶劑之存在下進行。 7. 根據申請專利範圍第6項所述之方法, 其特徵爲,產生四烷基氫Μ反應之進行方法,爲當起 始原料三烷基氫醜實際上已無法在反應混合物中測得 時,便立即將反應停止,並將製得之四燒基聽分離 出。 8. 根據申請專利範園第3項所述之方法, 爲環化作用之賊,會採用—财蚊達酸。·’9. 根射請專利範㈣8頻述之核 ,環化作用乃在一非極性溶劑中 與肌之間進行。 辦“度介乎-KTC10.下列通式 X 297公釐) (請先^¾面之注意事,fi再項鸾本頁} -—裝· 訂. 線· • n n n · A7 B7 C7 D7 R
    六、申請專利範圓 Hal IV 之被取代之四燒基氫M,其中R及Hal如申請專利範 圍第1項所定義。 11· 2 — ( 1 — 氣一2 — 甲基丁 一 2—烯一 4—基)一1 ,4 一二經一3 , 5,6 —三甲基苯 (請先W讀背面之注意事項#??寫本頁) H0
    IYa 經济部中央標準局δ工消费合作社印奴 本纸又度適用中國國家摞準(CNS)甲4規格(210 X 297公货〉
TW081109959A 1991-11-20 1992-12-11 TW213458B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH339391 1991-11-20

Publications (1)

Publication Number Publication Date
TW213458B true TW213458B (zh) 1993-09-21

Family

ID=4255007

Family Applications (1)

Application Number Title Priority Date Filing Date
TW081109959A TW213458B (zh) 1991-11-20 1992-12-11

Country Status (10)

Country Link
US (2) US5313007A (zh)
EP (1) EP0543345B1 (zh)
JP (1) JPH0665229A (zh)
KR (1) KR930010021A (zh)
AT (1) ATE111094T1 (zh)
CA (1) CA2082004A1 (zh)
DE (1) DE59200471D1 (zh)
DK (1) DK0543345T3 (zh)
ES (1) ES2059187T3 (zh)
TW (1) TW213458B (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1280417B1 (it) * 1995-04-14 1998-01-20 Alfa Wassermann Spa Composti a struttura 3,4 diidro-2-iodometil-2,5,7,8-tetrametil-2h-1 benzopiranica.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA739471B (en) * 1972-12-22 1974-08-28 Hoffmann La Roche Chromane derivatives
JPS567737A (en) * 1979-07-02 1981-01-27 Takeda Chem Ind Ltd Physiologically active quinone and its preparation
DE3010504A1 (de) * 1980-03-19 1981-10-01 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von 2-hydroxyalkylchromanen
CA2002649C (en) * 1988-11-14 2000-06-06 Margaret Petty Cardioprotective tocopherol analogs
US5135945A (en) * 1991-06-05 1992-08-04 Merrell Dow Pharmaceuticals Inc. Cholesterol-lowering tocopherol analogs

Also Published As

Publication number Publication date
US5310953A (en) 1994-05-10
EP0543345A1 (de) 1993-05-26
KR930010021A (ko) 1993-06-21
ES2059187T3 (es) 1994-11-01
DK0543345T3 (da) 1994-10-17
EP0543345B1 (de) 1994-09-07
US5313007A (en) 1994-05-17
DE59200471D1 (de) 1994-10-13
ATE111094T1 (de) 1994-09-15
JPH0665229A (ja) 1994-03-08
CA2082004A1 (en) 1993-05-21

Similar Documents

Publication Publication Date Title
Cunha et al. Structural studies of 4-aminoantipyrine derivatives
Kabir et al. Synthesis of biphenylenes and tetraphenylenes using copper-catalyzed coupling of arylzinc intermediates
JPS60237065A (ja) 立体障害性アミンのニトロキシル化合物の製造方法
WO2012090888A1 (en) Organoboron compound and method for manufacturing the same
TW213458B (zh)
Azzena et al. Reductive cleavage of benzannelated cyclic ethers and amines: synthetic applications
JPH08119912A (ja) 安息香酸誘導体中間体およびベンゾチオフェン薬剤の製法
Zhou et al. Preparation of 2-phospholene derivatives from zirconacyclopentenes
Camps et al. Synthesis of Polysubstituted Bicyclo [3.3. 1] nonane-3, 7-diones from Cyclohexa-2, 5-dienones and Dimethyl 1, 3-Acetonedicarboxylate
Davies et al. A novel and highly regioselective Cr-mediated route to functionalised quinone boronic ester derivatives
Prakash et al. A facile synthesis of 3, 4-dihydro-2-pyronyl-1, 5-benzodiazepine derivatives
Fernandes et al. Solvate and polymorphs of ortho-ethoxy-trans-cinnamic acid: the crystal and molecular structures
CN112851652B (zh) 一种2-(取代氧杂蒽基)苯并呋喃类化合物的催化氧化合成方法
JPS58164577A (ja) 4―ベンジル―1―(2h)イソキノロン誘導体
Shibata et al. Facile synthesis of fluorine-containing 1, 10-phenanthrolines by the pyridine-ring formation reaction of N-propargyl-5, 7-bis (trifluoroacetyl)-8-quinolylamine with amines: isolation of the intermediates 1, 4-dihydro-1, 10-phenanthrolin-4-ols
JP2833845B2 (ja) ピリジンカルボン酸誘導体の調製方法
JPH0352881A (ja) テトロン酸アルキルエステルの製造方法
Eilmes et al. A new synthetic strategy towards dibenzotetraaza [14] annulenes bearing alkoxycarbonyl and aryloxycarbonyl pendant substituents
US3931322A (en) Synthesis of 2-alkyl-cyclopentan-1,3-diones
GB2135994A (en) Process for the preparation of basic oxime ethers
Birman et al. A novel approach to tricyclic pharmaceuticals via directed dilithiation of diaryl compounds
Molokanova et al. Multiple catenanes based on tetraloop derivatives of calix [4] arenes
TW213457B (zh)
CN115677691B (zh) 一种苯并萘啶酰胺抗癌药sn28049及其类似物的制备方法
JPH06128205A (ja) ピリジン及びキノリン誘導体の製造方法