PH24273A - Improved process for preparing 5-(2,5-dimethylphenoxy)-2,2-dimethylpentanoic acid - Google Patents
Improved process for preparing 5-(2,5-dimethylphenoxy)-2,2-dimethylpentanoic acidInfo
- Publication number
- PH24273A PH24273A PH34561A PH34561A PH24273A PH 24273 A PH24273 A PH 24273A PH 34561 A PH34561 A PH 34561A PH 34561 A PH34561 A PH 34561A PH 24273 A PH24273 A PH 24273A
- Authority
- PH
- Philippines
- Prior art keywords
- dimethylphenoxy
- preparing
- dimethylpentanoic acid
- improved process
- alkali metal
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/02—Esters of acyclic saturated monocarboxylic acids having the carboxyl group bound to an acyclic carbon atom or to hydrogen
-
- 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
-
- 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
- C07C51/367—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by introduction of functional groups containing oxygen only in singly bound form
Landscapes
- 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)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Luminescent Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/806,312 US4665226A (en) | 1985-12-09 | 1985-12-09 | Process for preparing 5-(2,5-dimethylphenoxy)-2,2-dimethylpentanoic acid |
Publications (1)
Publication Number | Publication Date |
---|---|
PH24273A true PH24273A (en) | 1990-05-29 |
Family
ID=25193782
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PH34561A PH24273A (en) | 1985-12-09 | 1986-12-05 | Improved process for preparing 5-(2,5-dimethylphenoxy)-2,2-dimethylpentanoic acid |
Country Status (22)
Country | Link |
---|---|
US (1) | US4665226A (xx) |
EP (1) | EP0226161B1 (xx) |
JP (1) | JP2506094B2 (xx) |
KR (2) | KR870005954A (xx) |
CN (1) | CN1012896B (xx) |
AT (1) | ATE47832T1 (xx) |
AU (1) | AU590358B2 (xx) |
CA (1) | CA1267155A (xx) |
DE (1) | DE3666805D1 (xx) |
DK (1) | DK174496B1 (xx) |
ES (1) | ES2011245B3 (xx) |
FI (1) | FI85974C (xx) |
GR (1) | GR3000216T3 (xx) |
HK (1) | HK112193A (xx) |
HU (1) | HU195635B (xx) |
IE (1) | IE59499B1 (xx) |
IL (1) | IL80885A (xx) |
IN (1) | IN166169B (xx) |
NO (1) | NO164293C (xx) |
PH (1) | PH24273A (xx) |
PT (1) | PT83888B (xx) |
ZA (1) | ZA868893B (xx) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5235097A (en) * | 1990-05-11 | 1993-08-10 | Egis Gyogyszergyar | Process for the preparation of 2,2-dimethyl-5-(2,5-dimethyl-phenoxy)-pentanoic acid, intermediates for preparing this compound and process for preparing the intermediates |
HU205891B (en) * | 1990-05-11 | 1992-07-28 | Gyogyszerkutato Intezet | Process for producing 2,2-dimethyl-5-/2,5-dimethyl-phenoxy/-pentanoic acid |
US5041640A (en) * | 1990-09-20 | 1991-08-20 | Warner-Lambert Company | Process for mono-, di-, trisubstituted acetic acids |
BE1007058A3 (fr) * | 1992-06-16 | 1995-03-07 | Omnichem Sa | Un procede nouveau pour la preparation de l'acide 5-(2,5-dimethylphenoxy)-2,2-dimethyl pentanoique. |
IT1265087B1 (it) * | 1993-05-20 | 1996-10-30 | Recordati Chem Pharm | Processo per la preparazione di gemfibrozil |
US5530145A (en) * | 1994-06-14 | 1996-06-25 | Syn-Tech Chem & Pharm Co., Ltd. | Anticholesteremic compounds |
US5412112A (en) * | 1994-06-14 | 1995-05-02 | Industrial Technology Research Institute | Derivatives and preparation of 2,2-dimethyl-5-substituted phenoxy-pentanoic acids |
JP2006510349A (ja) * | 2002-08-08 | 2006-03-30 | スミスクライン・ビーチャム・コーポレイション | アンサミトシンの単離および精製方法 |
CN101440032B (zh) * | 2008-11-13 | 2012-05-23 | 浙江大学 | 一种吉非罗齐的多晶型及其制备方法 |
WO2020212955A1 (en) * | 2019-04-18 | 2020-10-22 | Hikal Limited | Process for the preparation of a key intermediate of gemfibrozil |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3674836A (en) * | 1968-05-21 | 1972-07-04 | Parke Davis & Co | 2,2-dimethyl-{11 -aryloxy-alkanoic acids and salts and esters thereof |
US3759986A (en) * | 1970-03-30 | 1973-09-18 | Parke Davis & Co | Esters of 2,2-dimethyl-5-(aryloxy)-1-pentanols |
US3707566A (en) * | 1970-03-30 | 1972-12-26 | Parke Davis & Co | Aryloxypentane compounds |
GB1422679A (en) * | 1972-11-16 | 1976-01-28 | Funai Pharmaceutical Ind Ltd | Substituted phenoxy-a-methylpropionic acid derivatives and a process for producing the same |
GB2025942A (en) * | 1978-05-31 | 1980-01-30 | Sori Soc Rech Ind | Phenoxyalkylcarboxylic acids |
DK305884A (da) * | 1983-06-24 | 1984-12-25 | Yamanouchi Pharma Co Ltd | Phenoxyderivat, fremgangsmaade til fremstilling deraf og farmaceutisk praeparat indeholdende et saadant derivat |
-
1985
- 1985-12-09 US US06/806,312 patent/US4665226A/en not_active Expired - Lifetime
-
1986
- 1986-11-18 IN IN1005/DEL/86A patent/IN166169B/en unknown
- 1986-11-19 IE IE306086A patent/IE59499B1/en not_active IP Right Cessation
- 1986-11-24 AU AU65606/86A patent/AU590358B2/en not_active Ceased
- 1986-11-24 ZA ZA868893A patent/ZA868893B/xx unknown
- 1986-11-25 CA CA000523753A patent/CA1267155A/en not_active Expired - Fee Related
- 1986-12-01 FI FI864900A patent/FI85974C/fi not_active IP Right Cessation
- 1986-12-03 KR KR860010302A patent/KR870005954A/ko not_active IP Right Cessation
- 1986-12-05 PH PH34561A patent/PH24273A/en unknown
- 1986-12-05 IL IL80885A patent/IL80885A/xx unknown
- 1986-12-08 NO NO864933A patent/NO164293C/no unknown
- 1986-12-08 JP JP61290642A patent/JP2506094B2/ja not_active Expired - Fee Related
- 1986-12-08 ES ES86117076T patent/ES2011245B3/es not_active Expired - Lifetime
- 1986-12-08 DE DE8686117076T patent/DE3666805D1/de not_active Expired
- 1986-12-08 EP EP86117076A patent/EP0226161B1/en not_active Expired
- 1986-12-08 AT AT86117076T patent/ATE47832T1/de not_active IP Right Cessation
- 1986-12-08 DK DK198605882A patent/DK174496B1/da not_active IP Right Cessation
- 1986-12-08 HU HU865104A patent/HU195635B/hu not_active IP Right Cessation
- 1986-12-09 PT PT83888A patent/PT83888B/pt not_active IP Right Cessation
- 1986-12-09 CN CN86108472A patent/CN1012896B/zh not_active Expired
-
1987
- 1987-12-03 KR KR1019860010302Q patent/KR950003120B1/ko active
-
1989
- 1989-11-15 GR GR89400242T patent/GR3000216T3/el unknown
-
1993
- 1993-10-21 HK HK1121/93A patent/HK112193A/xx not_active IP Right Cessation
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
UA7088A1 (uk) | Спосіб одержання солі 2-(2-гідроксіетоксі)етіламіна та 3,6-діхлор-2-метоксібензойної кислоти | |
DE3666805D1 (en) | Improved process for preparing 5-(2,5-dimethylphenoxy)-2,2-dimethylpentanoic acid | |
AU3343078A (en) | PROCESS FOR PRODUCING (d. 1)-5-METHYL-TETRAHYDROFOLIC ACID | |
DE3266373D1 (en) | Process for preparing optically pure d- or l-lactic acid | |
CA2130618A1 (en) | Stereoselective process for preparing .beta.-anomer enriched 2-deoxy-2,2-difluoro-d-ribofuranosyl-3,5-hydroxy protected-1-alkyl and aryl sulfonate intermediates | |
ES513706A0 (es) | "procedimiento para preparar esteres de acido n-alcohil-n,n' ,n' -polioxialcohil- diaminoalcohilen-graso". | |
WO1979000358A1 (en) | 5-cyano-1-methylpyrol-2-acetic acid and process for the production thereof | |
ES479712A1 (es) | Procedimiento para la preparacion de n-bencilaminoacidos quecontienen azufre. | |
BR7905224A (pt) | Processo para a preparacao de diglicidilester do acido 7-oxabiciclo(4.1.0)heptano-3,4-dicarboxilico | |
DE3267690D1 (en) | Process for the preparation of 3-alkyl-6-methyl-beta-resorcylic-acid esters | |
ES445336A1 (es) | Un procedimiento para la preparacion de un derivado de acidoindanilpropionico. | |
JPS57135049A (en) | Method and catalyst for preparing hydroxyphenyl substituted fatty acid | |
DE3260777D1 (en) | Process for the preparation of 2-(2,4-dichlorophenoxy)phenylacetic acid | |
ES8404688A1 (es) | Un procedimiento para preparar p-clorofenoxiacetil-piperonilpiperacina. | |
ES8207140A1 (es) | Un procedimiento para preparar esteres de pirrol . | |
JPS53130647A (en) | Preparation of 1-aminoanthraquinone | |
JPS545957A (en) | Racemization of optical active alpha-naphthylethylamine | |
UA19274A (uk) | Засіб для підвищеhhя продуктивhості шовковичhого шовкопряда | |
PT74540A (en) | Process for preparing acid addition salts of 3,4-diacyloxy-al- pha-<(methylamino)-methyl>-benzylalcohol | |
JPS5325560A (en) | Preparation of 1-alkyl-2-aminoalkylpyrrolidine | |
JPS57120574A (en) | Production of guanidine derivative | |
ES2007387A6 (es) | Procedimiento para la obtencion de un derivado del acido cromoglicico | |
JPS545978A (en) | Preparation of hydroxypyridinecarboxylic acid |