ES474024A1 - Un procedimiento para preparar (s)-2-(4-clorofenil) isovale-rato de (s)-a-ciano-3-fenoxibencilo - Google Patents

Un procedimiento para preparar (s)-2-(4-clorofenil) isovale-rato de (s)-a-ciano-3-fenoxibencilo

Info

Publication number
ES474024A1
ES474024A1 ES474024A ES474024A ES474024A1 ES 474024 A1 ES474024 A1 ES 474024A1 ES 474024 A ES474024 A ES 474024A ES 474024 A ES474024 A ES 474024A ES 474024 A1 ES474024 A1 ES 474024A1
Authority
ES
Spain
Prior art keywords
isovalerate
phenoxybenzyl
chlorophenyl
cyano
alpha
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.)
Expired
Application number
ES474024A
Other languages
English (en)
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
Priority claimed from JP12124277A external-priority patent/JPS5455546A/ja
Priority claimed from JP12207877A external-priority patent/JPS5455547A/ja
Application filed by Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Publication of ES474024A1 publication Critical patent/ES474024A1/es
Expired legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Un procedimiento para la preparación de (S)-2-(4- clorofenil)isovalerato de (R, S)-alfa-ciano-3-fenoxibencilo conteniendo una mayor proporción de (S)-2-(4- clorofenil)isovalerato de (S)-alfa-ciano-3-fenoxibencilo que supone la cristalización de (S)-2-(4-clorofenil)isovalerato de (S)-alfa-ciano-3-fenoxibencilo a partir de una solución de (S)-2-(4-clorofenil)isovalerato de (R, S)-alfa-ciano-3- fenoxibencilo en un disolvente, en presencia de una sustancia básica con el fin de elevar la proporción de (S)-2-(4- clorofenil)isovalerato de (S)-alfa-ciano-3-fenoxibencilo en la papilla, y recuperación del producto resultante de la cristalización junto con el (S)-2-(4-clorofenil)isovalerato de (R, S)-alfa-ciano-3-fenoxibencilo en las aguas madres.
ES474024A 1977-10-07 1978-10-06 Un procedimiento para preparar (s)-2-(4-clorofenil) isovale-rato de (s)-a-ciano-3-fenoxibencilo Expired ES474024A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP12124277A JPS5455546A (en) 1977-10-07 1977-10-07 Preparation of optically active alpha-cyano-3-phenoxy-benzyl 2-(4-chlorophenyl)-isovalerate
JP12207877A JPS5455547A (en) 1977-10-11 1977-10-11 Preparation of optically active alpha-cyano-3-phenoxy-benzyl 2-(4-chlorophenyl)-isovalerate

Publications (1)

Publication Number Publication Date
ES474024A1 true ES474024A1 (es) 1980-03-01

Family

ID=26458660

Family Applications (2)

Application Number Title Priority Date Filing Date
ES474024A Expired ES474024A1 (es) 1977-10-07 1978-10-06 Un procedimiento para preparar (s)-2-(4-clorofenil) isovale-rato de (s)-a-ciano-3-fenoxibencilo
ES480668A Expired ES8301187A1 (es) 1977-10-07 1979-05-17 Un procedimiento para la preparacion de (s)-2-(4-clorofenil)isovalerato de (r,s)-&-ciano-3-fenoxibencilo.

Family Applications After (1)

Application Number Title Priority Date Filing Date
ES480668A Expired ES8301187A1 (es) 1977-10-07 1979-05-17 Un procedimiento para la preparacion de (s)-2-(4-clorofenil)isovalerato de (r,s)-&-ciano-3-fenoxibencilo.

Country Status (7)

Country Link
BR (1) BR7806643A (es)
ES (2) ES474024A1 (es)
GR (1) GR64972B (es)
HU (1) HU182994B (es)
MX (1) MX5723E (es)
PL (2) PL126965B1 (es)
PT (1) PT68618A (es)

Also Published As

Publication number Publication date
HU182994B (en) 1984-03-28
MX5723E (es) 1983-12-28
PL126965B1 (en) 1983-09-30
PL126741B1 (en) 1983-08-31
PT68618A (en) 1978-11-01
GR64972B (en) 1980-06-11
ES480668A0 (es) 1982-12-01
PL210106A1 (pl) 1979-08-13
ES8301187A1 (es) 1982-12-01
BR7806643A (pt) 1979-05-02

Similar Documents

Publication Publication Date Title
NO146698C (no) Fremgangsmaate for fremstilling av et stabilt langtidsvirkende insulinprodukt.
NL7610182A (nl) Werkwijze ter bereiding van nieuwe fenoxyalkyl- carbonzuurderivaten.
FR2274605A1 (fr) Procede de preparation d'insuline, ses analogues et derives
CH547777A (fr) Procede de preparation de derives d'insuline.
FR1176554A (fr) Procédé de préparation de positifs directs par le procédé de diffusion de sel d'argent
HU174381B (hu) Sposob poluchenija nitril'nykh proizvodnykh
ES474024A1 (es) Un procedimiento para preparar (s)-2-(4-clorofenil) isovale-rato de (s)-a-ciano-3-fenoxibencilo
CS191276B2 (en) Process for preparing optically active or racemic omega-nor-cycloalkyl-13,14-dehydroprostaglandines
CS189001B2 (en) Process for preparing optically active 13,14-dehydro-11-deoxyprostaglandines
YU206770A (en) Process for preparing novel 1,2,3-trithiocyclohexane compounds
ES413799A1 (es) Un procedimiento para preparar n-2,4-dimetilfenil-n'-metil-fornamidina.
FR2283124A1 (fr) Procede de preparation d'insuline, de ses analogues et derives
YU218870A (en) Process for preparing 4-aryl-1(4-piperidines)
CH392506A (fr) Procédé de préparation de la 3,4-lutidine
FR1283890A (fr) Procédé de préparation d'inosinate de sodium
JPS5228970A (en) Process for preparing seasoned cuttlefish
HU171159B (hu) Sposob poluchenija novykh oksim-ehfirnykh soedinenij s antidepressivnoj aktivnost'ju
HU174832B (hu) Sposob poluchenija n,n-diehtil-2-/al'fa-naftoksi/-propionamida
GR60041B (en) Substituted 4-phenyl-imidazolines,their salts by acid addition and process for their preparation
ES288991A1 (es) Procedimiento para la elaboración de preparados que contienen compuestos estannosos estabilizados
JPS5246017A (en) Process for preparation of farnesyl acetates
HU171160B (hu) Sposob poluchenija oksim-ehfirnykh soedinenij s antidepressivnoj aktivnost'ju
JPS5222079A (en) Modification of cellulose
JPS51151387A (en) Process for preparing 2-alpha-maltosyl -maltosyl glucose
ES250969A1 (es) Un procedimiento para preparar derivados de acido benzoico

Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19980202