FR2356625A1 - Procede pour racemiser un isomere optique de l'acide 2-(4-chlorophenyl-3-methylbutyrique - Google Patents

Procede pour racemiser un isomere optique de l'acide 2-(4-chlorophenyl-3-methylbutyrique

Info

Publication number
FR2356625A1
FR2356625A1 FR7720179A FR7720179A FR2356625A1 FR 2356625 A1 FR2356625 A1 FR 2356625A1 FR 7720179 A FR7720179 A FR 7720179A FR 7720179 A FR7720179 A FR 7720179A FR 2356625 A1 FR2356625 A1 FR 2356625A1
Authority
FR
France
Prior art keywords
racemizing
chlorophenyl
optical isomer
methylbutyric acid
acid
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.)
Granted
Application number
FR7720179A
Other languages
English (en)
French (fr)
Other versions
FR2356625B1 (enExample
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical 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 Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Publication of FR2356625A1 publication Critical patent/FR2356625A1/fr
Application granted granted Critical
Publication of FR2356625B1 publication Critical patent/FR2356625B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C57/00—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms
    • C07C57/52—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms containing halogen
    • C07C57/58—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms containing halogen containing six-membered aromatic rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7720179A 1976-06-30 1977-06-30 Procede pour racemiser un isomere optique de l'acide 2-(4-chlorophenyl-3-methylbutyrique Granted FR2356625A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7808976A JPS535134A (en) 1976-06-30 1976-06-30 Racemization of optical active 2-(4)chlorophenyl)-3-methylbutylic acid

Publications (2)

Publication Number Publication Date
FR2356625A1 true FR2356625A1 (fr) 1978-01-27
FR2356625B1 FR2356625B1 (enExample) 1978-11-03

Family

ID=13652112

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7720179A Granted FR2356625A1 (fr) 1976-06-30 1977-06-30 Procede pour racemiser un isomere optique de l'acide 2-(4-chlorophenyl-3-methylbutyrique

Country Status (10)

Country Link
US (1) US4245116A (enExample)
JP (1) JPS535134A (enExample)
BE (1) BE856195A (enExample)
CH (1) CH621764A5 (enExample)
DE (1) DE2729104A1 (enExample)
DK (1) DK157748C (enExample)
FR (1) FR2356625A1 (enExample)
GB (1) GB1546015A (enExample)
IT (1) IT1079724B (enExample)
NL (1) NL187742C (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0006284A1 (en) * 1978-04-28 1980-01-09 Sumitomo Chemical Company, Limited Racemizing of optically active alpha-substituted-alpha-phenylacetic acids

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1599876A (en) 1977-06-13 1981-10-07 Shell Int Research Conversion of a stereoisomer into its diastereoisomer
JPS57145830A (en) * 1981-03-06 1982-09-09 Hiroyuki Nohira Optical resolution of 2-(4-chlorophenyl)-3-methylbutanoic acid
JPS58127499U (ja) * 1982-02-22 1983-08-29 日本電気株式会社 メモリ回路
JPS5959647A (ja) * 1982-09-28 1984-04-05 Sumitomo Chem Co Ltd 光学活性２，２−ジメチルシクロプロパン−１−カルボン酸エステルのラセミ化方法
US4506097A (en) * 1983-04-25 1985-03-19 American Cyanamid Co. Method for the racemization of (2)-2-(4-difluoromethoxyphenyl)-3-methylbutyric acid
US4613689A (en) * 1985-08-30 1986-09-23 Stauffer Chemical Company Racemization of optically active compounds having a chlorine substituted chiral carbon atom
CA2258085A1 (en) * 1996-06-10 1997-12-18 Thanikavelu Manimaran Racemization process for optically active carboxylic acids or salts or esters thereof
US5859292A (en) * 1997-12-11 1999-01-12 Albemarle Corporation Preparation of high purity sodium (S)-2(6-methoxy-2-naphthyl)propionate
US5874614A (en) * 1997-12-11 1999-02-23 Albemarle Corporation Sodium (S)-2-(6-methoxy-2-naphthyl)propionate monohydrate
DK1348684T3 (da) * 2003-04-09 2006-07-03 Servier Lab Fremgangsmåde til syntese af (2S)-indolin-2-carboxylsyre og anvendelse heraf til syntese af perindopril
CN1292803C (zh) * 2005-01-13 2007-01-03 西安理工大学 空心球结构人工骨填料的制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2859244A (en) * 1956-09-28 1958-11-04 Dow Chemical Co Resolution of dl-lysine with d-camphoric acid
US3213106A (en) * 1961-11-16 1965-10-19 Ajinomoto Kk Process of racemizing optically active alpha acids
US3686183A (en) * 1969-03-24 1972-08-22 Syntex Corp Preparation of optical isomers of arylalkylacetic acids

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0006284A1 (en) * 1978-04-28 1980-01-09 Sumitomo Chemical Company, Limited Racemizing of optically active alpha-substituted-alpha-phenylacetic acids

Also Published As

Publication number Publication date
IT1079724B (it) 1985-05-13
NL187742C (nl) 1992-01-02
NL7706896A (nl) 1978-01-03
JPS5549059B2 (enExample) 1980-12-10
US4245116A (en) 1981-01-13
NL187742B (nl) 1991-08-01
DK290877A (da) 1977-12-31
DE2729104A1 (de) 1978-01-12
GB1546015A (en) 1979-05-16
CH621764A5 (enExample) 1981-02-27
JPS535134A (en) 1978-01-18
FR2356625B1 (enExample) 1978-11-03
DK157748B (da) 1990-02-12
DK157748C (da) 1990-07-09
BE856195A (fr) 1977-10-17

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