KR20010092425A - 알파-아릴알칸산의 제조방법 - Google Patents
알파-아릴알칸산의 제조방법 Download PDFInfo
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- KR20010092425A KR20010092425A KR1020017005305A KR20017005305A KR20010092425A KR 20010092425 A KR20010092425 A KR 20010092425A KR 1020017005305 A KR1020017005305 A KR 1020017005305A KR 20017005305 A KR20017005305 A KR 20017005305A KR 20010092425 A KR20010092425 A KR 20010092425A
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C333/00—Derivatives of thiocarbamic acids, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
- C07C333/02—Monothiocarbamic acids; Derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
- C07C51/377—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by splitting-off hydrogen or functional groups; by hydrogenolysis of functional groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
- C07C67/317—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by splitting-off hydrogen or functional groups; by hydrogenolysis of functional groups
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Heterocyclic Compounds Containing Sulfur Atoms (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Description
Claims (8)
- a) 화학식 (Ⅱ)의 화합물을 하기 화학식 (Ⅲ)의 화합물로 변환시키는 단계;(식중, R은 수소, C1- C6알킬이고; R1은 수소, 직쇄상 또는 분지쇄상의 C1- C6알킬, 페닐, p-니트로페닐, 알칼리 또는 알칼리 토금속 양이온 또는 그의 약학적으로 허용가능한 암모늄염의 양이온이며; A는 C1- C4알킬, 아릴, 아릴옥시, 아릴카르보닐, 2-, 3- 또는 4-피리도카르보닐이거나, 알킬, 히드록시, 아미노, 시아노, 니트로, 알콕시, 할로알킬 및 할로알콕시로 이루어진 군으로부터 선택된 하나 이상의 기로 임의 치환된 아릴이며; A는 메타 또는 파라 위치에 있고; P는 직쇄상 또는 분지쇄상의 C1- C6알킬, 페닐, p-니트로페닐이고; Ra 및 Rb는 C1-C6알킬, 바람직하게는 메틸이다)b) 상기 화학식 (Ⅲ)의 화합물을 열전위시켜서 하기 화학식 (Ⅲb)의 화합물을 수득하는 단계;c) 상기 화학식 (Ⅲb)의 화합물을 접촉 수소화시켜서 하기 화학식 (Ⅲc)의 화합물을 수득하는 단계;d) 상기 화학식 하기 화학식 (Ⅲc)의 화합물을 상기 화학식 (Ⅰ)의 화합물로 변환시키는 단계를 포함하는 하기 화학식 (Ⅰ)의 메타- 또는 파라-치환된 α-아릴알칸산의 제조방법.
- 제1항에 있어서, 상기 변환 단계 (a)가 상기 화학식 (Ⅱ)의 화합물을 유기 또는 무기 염기의 존재하에서 하기 화학식의 화합물과 반응시킴으로써 실시되는 것을 특징으로 하는 제조방법.식중, Ra및 Rb는 제1항 기재와 동일하다.
- 제2항에 있어서, 상기 유기 염기가 트리에틸아민 및 피리딘으로부터 선택되고 상기 무기 염기가 알칼리 또는 알칼리 토금속의 탄산염으로부터 선택되는 것을 특징으로 하는 제조방법.
- 제1항에 있어서, 상기 변환 단계 (a)가 화학식 (Ⅱ)의 화합물을 하기 화학식의 티오포스겐과 반응시킨 다음, 그 반응 생성물을 HNRaRb(식중, Ra및 Rb는 제1항 기재와 동일하다)와 반응시킴으로써 실시되는 것을 특징으로 하는 제조방법:
- 제1항에 있어서, 상기 단계 (c)의 수소화가 Ni-라니를 이용하여 실시되는 것을 특징으로 하는 제조방법.
- 제1항 내지 5항중 어느 한항에 있어서, 화학식 (Ⅰ)의 A기가 메타-벤조일이고 R이 메틸인 것을 특징으로 하는 제조방법.
- 하기 화학식 (Ⅲ)의 반응 중간산물:식중, R은 수소, C1-C6알킬이고; A는 C1-C4알킬, 아릴, 아릴옥시이거나, 알킬, 히드록시, 아미노, 시아노, 니트로, 알콕시, 할로알킬 및 할로알콕시로 이루어진 군으로부터 선택된 하나 이상의 기로 임의 치환된 아릴이며; A는 메타 또는 파라 위치에 있으며; P는 직쇄상 또는 분지쇄상의 C1-C6알킬, 페닐, p-니트로페닐이고; Ra및 Rb는 C1-C6알킬이다.
- 하기 화학식 (Ⅲa)의 반응 중간산물:식중, A, R, P, Ra및 Rb는 제7항 기재와 동일하다.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITMI98A002332 | 1998-10-30 | ||
| IT1998MI002332A IT1303685B1 (it) | 1998-10-30 | 1998-10-30 | Procedimento per la preparazione di acidi alfa-arilalcanoici |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20010092425A true KR20010092425A (ko) | 2001-10-24 |
| KR100635115B1 KR100635115B1 (ko) | 2006-10-18 |
Family
ID=11380971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020017005305A Expired - Fee Related KR100635115B1 (ko) | 1998-10-30 | 1999-10-18 | 알파-아릴알칸산의 제조방법 |
Country Status (27)
| Country | Link |
|---|---|
| US (1) | US6770781B1 (ko) |
| EP (1) | EP1124785B1 (ko) |
| JP (1) | JP4401027B2 (ko) |
| KR (1) | KR100635115B1 (ko) |
| CN (1) | CN1217913C (ko) |
| AT (1) | ATE240933T1 (ko) |
| AU (1) | AU765927B2 (ko) |
| BR (1) | BR9914846A (ko) |
| CA (1) | CA2348412C (ko) |
| CZ (1) | CZ296311B6 (ko) |
| DE (1) | DE69908169T2 (ko) |
| DK (1) | DK1124785T3 (ko) |
| EE (1) | EE04369B1 (ko) |
| ES (1) | ES2199596T3 (ko) |
| HK (1) | HK1043356B (ko) |
| HU (1) | HU229392B1 (ko) |
| IL (2) | IL142833A0 (ko) |
| IT (1) | IT1303685B1 (ko) |
| MX (1) | MXPA01004185A (ko) |
| NO (1) | NO326841B1 (ko) |
| NZ (1) | NZ511369A (ko) |
| PL (1) | PL197732B1 (ko) |
| PT (1) | PT1124785E (ko) |
| RU (1) | RU2252932C2 (ko) |
| SK (1) | SK284949B6 (ko) |
| TR (1) | TR200101165T2 (ko) |
| WO (1) | WO2000026176A1 (ko) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1318466B1 (it) * | 2000-04-14 | 2003-08-25 | Dompe Spa | Ammidi di acidi r-2-(amminoaril)-propionici, utili nella prevenzionedell'attivazione leucocitaria. |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB971700A (en) * | 1961-02-02 | 1964-09-30 | Boots Pure Drug Co Ltd | Anti-Inflammatory Agents |
| HU180811B (en) * | 1976-11-23 | 1983-04-29 | Chinoin Gyogyszer Es Vegyeszet | Process for preparing phenyl-alkyl-carboxylic acids |
| HU182472B (en) | 1978-05-23 | 1984-01-30 | Chinoin Gyogyszer Es Vegyeszet | Process for preparing 2-phenyl-alkancarboxylic acid derivatives |
| US4605758A (en) * | 1981-12-11 | 1986-08-12 | Syntex Pharmaceuticals International Ltd. | Preparation of α-arylalkanoic acids |
| US5061629A (en) * | 1988-01-26 | 1991-10-29 | Hoffman-La Roche Inc. | Production of 2-hydroxy substituted arylalkanoic acids and esters by enzymatic hydrolysis |
| US4910337A (en) * | 1989-01-27 | 1990-03-20 | Mine Safety Appliances Company | Process for the preparation of α-arylalkanoic acids |
| DE3929169A1 (de) * | 1989-09-02 | 1991-03-07 | Bayer Ag | Verfahren zur herstellung von thionocarbamaten |
| IL106474A0 (en) * | 1992-08-08 | 1993-11-15 | Basf Ag | Benzyl derivatives and their use as pesticides |
| IT1283649B1 (it) | 1996-08-02 | 1998-04-23 | Dompe Spa | Procedimento per la preparazione di acidi 2-aril-propionici e 2-aril-acetici a partire da aril-olefine |
-
1998
- 1998-10-30 IT IT1998MI002332A patent/IT1303685B1/it active
-
1999
- 1999-10-18 PL PL347425A patent/PL197732B1/pl not_active IP Right Cessation
- 1999-10-18 HK HK02101970.0A patent/HK1043356B/zh not_active IP Right Cessation
- 1999-10-18 MX MXPA01004185A patent/MXPA01004185A/es not_active IP Right Cessation
- 1999-10-18 SK SK570-2001A patent/SK284949B6/sk not_active IP Right Cessation
- 1999-10-18 JP JP2000579566A patent/JP4401027B2/ja not_active Expired - Fee Related
- 1999-10-18 DK DK99953873T patent/DK1124785T3/da active
- 1999-10-18 HU HU0104120A patent/HU229392B1/hu not_active IP Right Cessation
- 1999-10-18 IL IL14283399A patent/IL142833A0/xx active IP Right Grant
- 1999-10-18 PT PT99953873T patent/PT1124785E/pt unknown
- 1999-10-18 TR TR2001/01165T patent/TR200101165T2/xx unknown
- 1999-10-18 NZ NZ511369A patent/NZ511369A/xx not_active IP Right Cessation
- 1999-10-18 EP EP99953873A patent/EP1124785B1/en not_active Expired - Lifetime
- 1999-10-18 EE EEP200100242A patent/EE04369B1/xx not_active IP Right Cessation
- 1999-10-18 AU AU10402/00A patent/AU765927B2/en not_active Ceased
- 1999-10-18 US US09/830,449 patent/US6770781B1/en not_active Expired - Fee Related
- 1999-10-18 CN CN998127442A patent/CN1217913C/zh not_active Expired - Fee Related
- 1999-10-18 CZ CZ20011520A patent/CZ296311B6/cs not_active IP Right Cessation
- 1999-10-18 CA CA002348412A patent/CA2348412C/en not_active Expired - Fee Related
- 1999-10-18 ES ES99953873T patent/ES2199596T3/es not_active Expired - Lifetime
- 1999-10-18 AT AT99953873T patent/ATE240933T1/de active
- 1999-10-18 RU RU2001114507/04A patent/RU2252932C2/ru not_active IP Right Cessation
- 1999-10-18 BR BR9914846-3A patent/BR9914846A/pt not_active Application Discontinuation
- 1999-10-18 KR KR1020017005305A patent/KR100635115B1/ko not_active Expired - Fee Related
- 1999-10-18 WO PCT/EP1999/007887 patent/WO2000026176A1/en not_active Ceased
- 1999-10-18 DE DE69908169T patent/DE69908169T2/de not_active Expired - Lifetime
-
2001
- 2001-04-27 NO NO20012101A patent/NO326841B1/no not_active IP Right Cessation
- 2001-04-27 IL IL142833A patent/IL142833A/en not_active IP Right Cessation
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