RO84322B - Procedeu pentru prepararea unui derivat de izopropilfenilacetat de cianobenzil - Google Patents

Procedeu pentru prepararea unui derivat de izopropilfenilacetat de cianobenzil

Info

Publication number
RO84322B
RO84322B RO106912A RO10691282A RO84322B RO 84322 B RO84322 B RO 84322B RO 106912 A RO106912 A RO 106912A RO 10691282 A RO10691282 A RO 10691282A RO 84322 B RO84322 B RO 84322B
Authority
RO
Romania
Prior art keywords
cyanobenzyl
alpha
isopropylphenylacetate
enantiomer
pair
Prior art date
Application number
RO106912A
Other languages
English (en)
Other versions
RO84322A (ro
Inventor
Walter Leonard Petty
Original Assignee
Shell Internationale Research Maatschappij B.V.
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 Internationale Research Maatschappij B.V. filed Critical Shell Internationale Research Maatschappij B.V.
Publication of RO84322A publication Critical patent/RO84322A/ro
Publication of RO84322B publication Critical patent/RO84322B/ro

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00Carboxylic acid nitriles
    • C07C255/01Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
    • C07C255/32Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms having cyano groups bound to acyclic carbon atoms of a carbon skeleton containing at least one six-membered aromatic ring
    • C07C255/38Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms having cyano groups bound to acyclic carbon atoms of a carbon skeleton containing at least one six-membered aromatic ring the carbon skeleton being further substituted by esterified hydroxy groups
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00Carboxylic acid nitriles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

Inventia se refera la un procedeu pentru prepararea de izopropulfenilacetat de cianobenzil, avînd formula generala I: 8vezi formula) în care R1 repezinta un atom de hidrogen, un atom de halogen sau o grupa alchil, C1...C4, metoxi sau etoxi, fiecarea eventual substituit cu un ul sau mai multi atomi de halogen; R2 reprezinta un atom de hidrogen sau o grupa metil; X1 reprezinta o grupa fenoxi, benzil sau feniltio; X2 reprezinta un atom de halogen sau metil, iar n reprezinta 0,1 sau 2, bogat în izomerul S-alfa-izopropilfenilacetat de S-alfa-cianobenzil si etantiomerul sau, denumita perechea enantioma Y, prin precipitarea cristalelor îmbogatite cu izomer R-alfa-izopropislfenilacetat de S-alfa-cianobenzil si etionomerul sau, denumita perechea enantiomerul, X, în prezenta cristalelor de perechea entiomeri X dintr-o solutie............
RO106912A 1981-03-16 1982-03-15 Procedeu pentru prepararea unui derivat de izopropilfenilacetat de cianobenzil RO84322B (ro)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/244,372 US4350642A (en) 1981-03-16 1981-03-16 Process for preparation of a pesticidal phenylacetate enantiomer pair

Publications (2)

Publication Number Publication Date
RO84322A RO84322A (ro) 1984-08-17
RO84322B true RO84322B (ro) 1984-09-30

Family

ID=22922456

Family Applications (1)

Application Number Title Priority Date Filing Date
RO106912A RO84322B (ro) 1981-03-16 1982-03-15 Procedeu pentru prepararea unui derivat de izopropilfenilacetat de cianobenzil

Country Status (33)

Country Link
US (1) US4350642A (ro)
EP (1) EP0060580B1 (ro)
JP (1) JPS57159754A (ro)
KR (1) KR890000366B1 (ro)
AR (1) AR228971A1 (ro)
AT (1) ATE13660T1 (ro)
AU (1) AU552864B2 (ro)
BG (1) BG42002A3 (ro)
BR (1) BR8201406A (ro)
CA (1) CA1231718A (ro)
CS (1) CS246054B2 (ro)
CU (1) CU21440A3 (ro)
DD (1) DD202005A5 (ro)
DE (1) DE3263981D1 (ro)
DK (1) DK169539B1 (ro)
EG (1) EG17022A (ro)
ES (1) ES510428A0 (ro)
FI (1) FI76549C (ro)
GR (1) GR76069B (ro)
HU (1) HU186485B (ro)
IE (1) IE52811B1 (ro)
IL (1) IL65249A0 (ro)
IN (1) IN157710B (ro)
NO (1) NO152557C (ro)
NZ (1) NZ200015A (ro)
OA (1) OA07040A (ro)
PH (1) PH17588A (ro)
PL (1) PL139390B1 (ro)
PT (1) PT74583B (ro)
RO (1) RO84322B (ro)
TR (1) TR21228A (ro)
YU (1) YU43790B (ro)
ZA (1) ZA821712B (ro)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54103831A (en) * 1978-01-27 1979-08-15 Sumitomo Chem Co Ltd Separation of stereoisomers of higher active cyanoo33 phenoxybenzyl 22*44chlorophenyl**isovalerate
US4176195A (en) * 1978-07-20 1979-11-27 Sumitomo Chemical Company, Limited Pesticidal α-cyanobenzyl ester enantiomer pair
JPS55104253A (en) * 1979-02-06 1980-08-09 Sumitomo Chem Co Ltd Stereoisomer of more active carboxylic ester, method of obtaining it, insecticide and acaricide comprising it
JPS56167654A (en) * 1980-05-28 1981-12-23 Sumitomo Chem Co Ltd Method for obtaining stereoisomeric mixture of more highly active phenylacetic ester derivative

Also Published As

Publication number Publication date
BG42002A3 (en) 1987-09-15
PH17588A (en) 1984-10-02
YU56582A (en) 1985-04-30
NO152557C (no) 1985-10-16
US4350642A (en) 1982-09-21
PL139390B1 (en) 1987-01-31
DK169539B1 (da) 1994-11-28
CS246054B2 (en) 1986-10-16
KR830009007A (ko) 1983-12-17
KR890000366B1 (ko) 1989-03-14
GR76069B (ro) 1984-08-03
TR21228A (tr) 1984-02-02
ATE13660T1 (de) 1985-06-15
NZ200015A (en) 1985-08-16
IN157710B (ro) 1986-05-24
ZA821712B (en) 1983-01-26
PT74583B (en) 1983-11-07
OA07040A (fr) 1983-12-31
RO84322A (ro) 1984-08-17
DK53182A (da) 1982-09-20
EG17022A (en) 1989-03-30
FI76549B (fi) 1988-07-29
ES8305704A1 (es) 1983-04-16
IE52811B1 (en) 1988-03-16
AU552864B2 (en) 1986-06-26
DD202005A5 (de) 1983-08-24
PL235454A1 (ro) 1982-09-27
FI76549C (fi) 1988-11-10
JPS57159754A (en) 1982-10-01
EP0060580A1 (en) 1982-09-22
YU43790B (en) 1989-12-31
HU186485B (en) 1985-08-28
CU21440A3 (es) 1991-07-15
EP0060580B1 (en) 1985-06-05
JPH036135B2 (ro) 1991-01-29
AR228971A1 (es) 1983-05-13
AU8153282A (en) 1982-09-23
NO152557B (no) 1985-07-08
IL65249A0 (en) 1982-05-31
NO820834L (no) 1982-09-17
BR8201406A (pt) 1983-02-01
IE820588L (en) 1982-09-16
ES510428A0 (es) 1983-04-16
DE3263981D1 (en) 1985-07-11
PT74583A (en) 1982-04-01
CA1231718A (en) 1988-01-19
FI820879L (fi) 1982-09-17

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