JPS535134A - Racemization of optical active 2-(4)chlorophenyl)-3-methylbutylic acid - Google Patents

Racemization of optical active 2-(4)chlorophenyl)-3-methylbutylic acid

Info

Publication number
JPS535134A
JPS535134A JP7808976A JP7808976A JPS535134A JP S535134 A JPS535134 A JP S535134A JP 7808976 A JP7808976 A JP 7808976A JP 7808976 A JP7808976 A JP 7808976A JP S535134 A JPS535134 A JP S535134A
Authority
JP
Japan
Prior art keywords
chlorophenyl
optical active
racemization
methylbutylic
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
JP7808976A
Other languages
English (en)
Other versions
JPS5549059B2 (ja
Inventor
Nobuo Ono
Masakazu Miyakado
Hajime Hirai
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
Priority to JP7808976A priority Critical patent/JPS535134A/ja
Priority to GB25313/77A priority patent/GB1546015A/en
Priority to NLAANVRAGE7706896,A priority patent/NL187742C/xx
Priority to IT50018/77A priority patent/IT1079724B/it
Priority to DE19772729104 priority patent/DE2729104A1/de
Priority to BE178844A priority patent/BE856195A/xx
Priority to CH791077A priority patent/CH621764A5/fr
Priority to DK290877A priority patent/DK157748C/da
Priority to FR7720179A priority patent/FR2356625A1/fr
Publication of JPS535134A publication Critical patent/JPS535134A/ja
Priority to US05/967,948 priority patent/US4245116A/en
Publication of JPS5549059B2 publication Critical patent/JPS5549059B2/ja
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)
JP7808976A 1976-06-30 1976-06-30 Racemization of optical active 2-(4)chlorophenyl)-3-methylbutylic acid Granted JPS535134A (en)

Priority Applications (10)

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
GB25313/77A GB1546015A (en) 1976-06-30 1977-06-16 Racemization of optically active compound
NLAANVRAGE7706896,A NL187742C (nl) 1976-06-30 1977-06-22 Werkwijze voor het racemiseren van optisch actief 2-(4-chloorfenyl)-3-methylboterzuur, dat rijk is aan (-)-isomeer.
BE178844A BE856195A (fr) 1976-06-30 1977-06-28 Procede de racemisation d'acide 2-(4-chlorophenyl)-3-methyl-butyrique optiquement actif
DE19772729104 DE2729104A1 (de) 1976-06-30 1977-06-28 Verfahren zum razemisieren von optisch aktiver 2-(4-chlorphenyl)-3- methylbuttersaeure
IT50018/77A IT1079724B (it) 1976-06-30 1977-06-28 Procedimento per racemizzare acido 2-4-cloro-fenil-3 metilbutirrico otticamente attivo
CH791077A CH621764A5 (ja) 1976-06-30 1977-06-28
DK290877A DK157748C (da) 1976-06-30 1977-06-29 Fremgangsmaade til racemisering af optisk aktiv 2-(4-chlorphenyl)-3-methylsmoersyre
FR7720179A FR2356625A1 (fr) 1976-06-30 1977-06-30 Procede pour racemiser un isomere optique de l'acide 2-(4-chlorophenyl-3-methylbutyrique
US05/967,948 US4245116A (en) 1976-06-30 1978-12-11 Racemization of optically active 2-(4-chlorophenyl)-3-methylbutyric acid

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
JPS535134A true JPS535134A (en) 1978-01-18
JPS5549059B2 JPS5549059B2 (ja) 1980-12-10

Family

ID=13652112

Family Applications (1)

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

Country Status (10)

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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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

Families Citing this family (9)

* 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
JPS54144332A (en) * 1978-04-28 1979-11-10 Sumitomo Chem Co Ltd Racemization of optically active 2-(4-chlorophenyl)-3- methylbutyric acid
JPS57145830A (en) * 1981-03-06 1982-09-09 Hiroyuki Nohira Optical resolution of 2-(4-chlorophenyl)-3-methylbutanoic acid
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
WO1997047572A1 (en) * 1996-06-10 1997-12-18 Albemarle Corporation Racemization process for optically active carboxylic acids or salts or esters thereof
US5874614A (en) * 1997-12-11 1999-02-23 Albemarle Corporation Sodium (S)-2-(6-methoxy-2-naphthyl)propionate monohydrate
US5859292A (en) * 1997-12-11 1999-01-12 Albemarle Corporation Preparation of high purity sodium (S)-2(6-methoxy-2-naphthyl)propionate
ES2260585T3 (es) * 2003-04-09 2006-11-01 Les Laboratoires Servier Nuevo procedimiento de sintesis del acido (2s)-indolin-2-carboxilico y su aplicacion a la sintesis de perindopril.

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

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPS617413B2 (ja) * 1982-09-28 1986-03-06 Sumitomo Chemical Co
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

Also Published As

Publication number Publication date
DE2729104A1 (de) 1978-01-12
IT1079724B (it) 1985-05-13
DK157748B (da) 1990-02-12
GB1546015A (en) 1979-05-16
JPS5549059B2 (ja) 1980-12-10
NL7706896A (nl) 1978-01-03
BE856195A (fr) 1977-10-17
NL187742B (nl) 1991-08-01
CH621764A5 (ja) 1981-02-27
US4245116A (en) 1981-01-13
NL187742C (nl) 1992-01-02
DK157748C (da) 1990-07-09
FR2356625B1 (ja) 1978-11-03
DK290877A (da) 1977-12-31
FR2356625A1 (fr) 1978-01-27

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