FR2394516A1 - Procede pour la transformation d'un stereoisomere d'un compose contenant un atome de carbone benzylique asymetrique en son diastereoisomere - Google Patents

Procede pour la transformation d'un stereoisomere d'un compose contenant un atome de carbone benzylique asymetrique en son diastereoisomere

Info

Publication number
FR2394516A1
FR2394516A1 FR7817501A FR7817501A FR2394516A1 FR 2394516 A1 FR2394516 A1 FR 2394516A1 FR 7817501 A FR7817501 A FR 7817501A FR 7817501 A FR7817501 A FR 7817501A FR 2394516 A1 FR2394516 A1 FR 2394516A1
Authority
FR
France
Prior art keywords
stereoisomer
diasteroisomer
asymetric
transformation
carbon atom
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
FR7817501A
Other languages
English (en)
French (fr)
Other versions
FR2394516B1 (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.)
SHELL INT RESEARCH
Shell Internationale Research Maatschappij BV
Original Assignee
SHELL INT RESEARCH
Shell Internationale Research Maatschappij BV
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 SHELL INT RESEARCH, Shell Internationale Research Maatschappij BV filed Critical SHELL INT RESEARCH
Publication of FR2394516A1 publication Critical patent/FR2394516A1/fr
Application granted granted Critical
Publication of FR2394516B1 publication Critical patent/FR2394516B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7817501A 1977-06-13 1978-06-12 Procede pour la transformation d'un stereoisomere d'un compose contenant un atome de carbone benzylique asymetrique en son diastereoisomere Granted FR2394516A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB24612/77A GB1599876A (en) 1977-06-13 1977-06-13 Conversion of a stereoisomer into its diastereoisomer

Publications (2)

Publication Number Publication Date
FR2394516A1 true FR2394516A1 (fr) 1979-01-12
FR2394516B1 FR2394516B1 (enExample) 1983-12-23

Family

ID=10214416

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7817501A Granted FR2394516A1 (fr) 1977-06-13 1978-06-12 Procede pour la transformation d'un stereoisomere d'un compose contenant un atome de carbone benzylique asymetrique en son diastereoisomere

Country Status (10)

Country Link
US (1) US4213916A (enExample)
JP (1) JPS545941A (enExample)
BE (1) BE868034A (enExample)
BR (1) BR7803757A (enExample)
CH (1) CH640219A5 (enExample)
DE (1) DE2825615A1 (enExample)
FR (1) FR2394516A1 (enExample)
GB (1) GB1599876A (enExample)
IT (1) IT7824483A0 (enExample)
NL (1) NL7806334A (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH635563A5 (fr) * 1977-07-07 1983-04-15 Sumitomo Chemical Co Procede pour la preparation d'un alpha-cyano-3-phenoxybenzyle optiquement actif.
JPS54130536A (en) * 1978-03-31 1979-10-09 Sumitomo Chem Co Ltd Optical active cyanoo33phenoxybenzyll2*2*3*33tetramethyll cyclopropane carboxylate and insecticide miticide containing the same as effective component
US4308279A (en) * 1979-06-06 1981-12-29 Fmc Corporation Crystalline, insecticidal pyrethroid
US4261921A (en) 1979-06-06 1981-04-14 Fmc Corporation Process for preparation of a crystalline insecticidal pyrethroid enantiomer pair
JPS56167654A (en) * 1980-05-28 1981-12-23 Sumitomo Chem Co Ltd Method for obtaining stereoisomeric mixture of more highly active phenylacetic ester derivative
JPS61210060A (ja) * 1985-10-18 1986-09-18 Sumitomo Chem Co Ltd 光学活性α−シアノ−３−フエノキシベンジル２−（４−クロルフエニル）−イソバレレ−トの異性化方法
GB2187385A (en) * 1986-03-07 1987-09-09 Shell Int Research Method of combatting colorado beetles using chemical compounds and compositions containing the chemical compounds
US4997970A (en) * 1987-06-15 1991-03-05 Fmc Corporation Conversion of pyrethroid isomers to move active species
US5128497A (en) * 1990-01-03 1992-07-07 Fmc Corporation Conversion of pyrethroid isomers to more active species
GB9127355D0 (en) * 1991-12-24 1992-02-19 Ici Plc Isomerisation process

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2348901A1 (fr) * 1976-04-23 1977-11-18 Roussel Uclaf Procede de transformation d'un ester d'acide chiral d'alcool secondaire alpha-cyane optiquement actif en ester d'acide chiral d'alcool secondaire alpha-cyane racemique
LU77183A1 (enExample) * 1976-04-23 1977-11-22
FR2396745A1 (fr) * 1977-07-07 1979-02-02 Sumitomo Chemical Co Procede pour preparer un 2-(4-chlorophenyl)-isovalerate d'alpha-cyano-3-phenoxybenzyle optiquement actif
EP0002289A1 (en) * 1977-09-26 1979-06-13 Shell Internationale Researchmaatschappij B.V. Process for converting a stereoisomeric ester into its diastereoisomer; crystalline (-)-S-alpha-cyano-3-phenoxybenzyl (+)-S-alpha-isopropyl-4-chlorophenylacetate

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH616926A5 (enExample) * 1975-06-27 1980-04-30 Ciba Geigy Ag
JPS535134A (en) 1976-06-30 1978-01-18 Sumitomo Chem Co Ltd Racemization of optical active 2-(4)chlorophenyl)-3-methylbutylic acid

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2348901A1 (fr) * 1976-04-23 1977-11-18 Roussel Uclaf Procede de transformation d'un ester d'acide chiral d'alcool secondaire alpha-cyane optiquement actif en ester d'acide chiral d'alcool secondaire alpha-cyane racemique
LU77183A1 (enExample) * 1976-04-23 1977-11-22
FR2396745A1 (fr) * 1977-07-07 1979-02-02 Sumitomo Chemical Co Procede pour preparer un 2-(4-chlorophenyl)-isovalerate d'alpha-cyano-3-phenoxybenzyle optiquement actif
EP0002289A1 (en) * 1977-09-26 1979-06-13 Shell Internationale Researchmaatschappij B.V. Process for converting a stereoisomeric ester into its diastereoisomer; crystalline (-)-S-alpha-cyano-3-phenoxybenzyl (+)-S-alpha-isopropyl-4-chlorophenylacetate

Also Published As

Publication number Publication date
DE2825615A1 (de) 1978-12-21
CH640219A5 (de) 1983-12-30
JPS545941A (en) 1979-01-17
FR2394516B1 (enExample) 1983-12-23
NL7806334A (nl) 1978-12-15
GB1599876A (en) 1981-10-07
BR7803757A (pt) 1979-01-16
BE868034A (fr) 1978-12-12
US4213916A (en) 1980-07-22
IT7824483A0 (it) 1978-06-12

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