ES8307704A1 - Procedimiento mejorado para obtener acidos carboxilicos opticamente activos. - Google Patents

Procedimiento mejorado para obtener acidos carboxilicos opticamente activos.

Info

Publication number
ES8307704A1
ES8307704A1 ES511651A ES511651A ES8307704A1 ES 8307704 A1 ES8307704 A1 ES 8307704A1 ES 511651 A ES511651 A ES 511651A ES 511651 A ES511651 A ES 511651A ES 8307704 A1 ES8307704 A1 ES 8307704A1
Authority
ES
Spain
Prior art keywords
optically active
carboxylic acids
active carboxylic
preparing optically
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.)
Expired
Application number
ES511651A
Other languages
English (en)
Other versions
ES511651A0 (es
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.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Publication of ES511651A0 publication Critical patent/ES511651A0/es
Publication of ES8307704A1 publication Critical patent/ES8307704A1/es
Expired 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C57/00—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms
    • C07C57/30—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms containing six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C59/40—Unsaturated compounds
    • C07C59/58—Unsaturated compounds containing ether groups, groups, groups, or groups
    • C07C59/64—Unsaturated compounds containing ether groups, groups, groups, or groups containing six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C59/40—Unsaturated compounds
    • C07C59/58—Unsaturated compounds containing ether groups, groups, groups, or groups
    • C07C59/64—Unsaturated compounds containing ether groups, groups, groups, or groups containing six-membered aromatic rings
    • C07C59/66—Unsaturated compounds containing ether groups, groups, groups, or groups containing six-membered aromatic rings the non-carboxylic part of the ether containing six-membered aromatic rings
    • C07C59/68—Unsaturated compounds containing ether groups, groups, groups, or groups containing six-membered aromatic rings the non-carboxylic part of the ether containing six-membered aromatic rings the oxygen atom of the ether group being bound to a non-condensed six-membered aromatic ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/46—Preparation of carboxylic acid esters from ketenes or polyketenes

Landscapes

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

Abstract

PROCEDIMIENTO MEJORADO PARA OBTENER ACIDOS CARBOXILICOS OPTICAMENTE ACTIVOS. SE HACE REACCIONAR UN CETENO (II) CON UN ALCOHOL OPTICAMENTE ACTIVO EN FASE LIQUIDA HOMOGENEA, EN PRESENCIA DE UNA AMINA TERCIARIA, TRANSFORMANDO EL ESTER OBTENIDO EN EL ACIDO CORRESPONDIENTE (I) DONDE R>1 ES UN RADICAL ORGANICO UNIDO POR VIA DE UN ATOMO DE C A OTRO DE C ASIMETRICO; R>2 ES UNO DE LOS RADICALES R>1 AUNQUE NO EL MISMO; HALOGENO O UN RADICAL ORGANICO UNIDO POR VIA DE UN ATOMO DE OXIGENO A UN ATOMO DE C ASIMETRICO.
ES511651A 1981-04-25 1982-04-23 Procedimiento mejorado para obtener acidos carboxilicos opticamente activos. Expired ES8307704A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813116474 DE3116474A1 (de) 1981-04-25 1981-04-25 Verfahren zur herstellung von optisch aktiven carbonsaeuren

Publications (2)

Publication Number Publication Date
ES511651A0 ES511651A0 (es) 1983-08-16
ES8307704A1 true ES8307704A1 (es) 1983-08-16

Family

ID=6130814

Family Applications (1)

Application Number Title Priority Date Filing Date
ES511651A Expired ES8307704A1 (es) 1981-04-25 1982-04-23 Procedimiento mejorado para obtener acidos carboxilicos opticamente activos.

Country Status (8)

Country Link
US (1) US4691020A (es)
EP (1) EP0063731B1 (es)
JP (1) JPS57181021A (es)
AT (1) ATE8243T1 (es)
CA (1) CA1181766A (es)
DE (2) DE3116474A1 (es)
ES (1) ES8307704A1 (es)
HU (1) HU186861B (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ206106A (en) * 1982-11-22 1987-10-30 Shell Oil Co Processes for the preparation of optically active cyanomethyl esters of alpha-chiral carboxylic acids and optionally substituted s-alpha-cyano-3-phenoxybenzyl alcohol
EP0291626A3 (en) * 1982-11-22 1989-05-31 E.I. Du Pont De Nemours And Company Process for the preparation of optically-active cyanomethyl esters
US4546198A (en) * 1983-01-18 1985-10-08 Shell Oil Company Asymmetric synthesis of esters and acids
US4529810A (en) * 1983-02-22 1985-07-16 Shell Oil Company Preparation of optically-active alpha-substituted carboxylic esters and acids
US4709082A (en) * 1984-10-25 1987-11-24 Nissan Chemical Industries, Ltd. 2-phenylpropionic acid esters, method for optical resolution thereof and optically active substance thereof
JPS61126035A (ja) * 1985-06-05 1986-06-13 Daicel Chem Ind Ltd 光学分割方法
GB8514489D0 (en) * 1985-06-07 1985-07-10 Shell Int Research Producing 2-arylpropionic acids
JPS62175446A (ja) * 1986-01-27 1987-08-01 Daicel Chem Ind Ltd （±）−１−（１−ナフチル）エチルアミンの光学分割法
US4940813A (en) * 1989-03-31 1990-07-10 Merck & Co., Inc. Resolution of a carboxylic acid
DE19815833A1 (de) * 1998-04-09 1999-10-14 Basf Ag Verfahren zur Herstellung von Linalylacetat

Also Published As

Publication number Publication date
ATE8243T1 (de) 1984-07-15
CA1181766A (en) 1985-01-29
DE3260326D1 (en) 1984-08-09
ES511651A0 (es) 1983-08-16
EP0063731B1 (de) 1984-07-04
EP0063731A1 (de) 1982-11-03
HU186861B (en) 1985-10-28
DE3116474A1 (de) 1982-11-11
US4691020A (en) 1987-09-01
JPS57181021A (en) 1982-11-08

Similar Documents

Publication Publication Date Title
NZ240009A (en) Process for preparation of carboxylic acid anhydrides by reaction of co with a carboxylic acid ester or alkyl ether
DE3260326D1 (en) Process for preparing optically active carboxylic acids
DK0432504T3 (da) Fremgangsmåde til fremstilling af 1-(aminomethyl)-cyclohexaneddikesyre
IE821911L (en) Preparing insulin derivatives
GB1448316A (en) Racemization of optically active 2,2-dimethyl-3,1,-alkenyl- cyclopropane-1-carboxylic acids
ES8507460A1 (es) Procedimiento para preparar esteres de alquilo c8-c20 de acido 3,5-di-terc-butil-4-hidroxibenzoico
AU581185B2 (en) Process for the racemization of optically active aminoacids
DE69211936D1 (de) Verfahren zur Herstellung von niedrigem Alkyl-2-oxo-L-Gulonat
ATE15654T1 (de) Ester von 2,2-dimethyl-3-formyl-1cyclopropancarbons|ure.
AU8309591A (en) Process for producing aminomethanephosphonic acid and aminomethylphosphinic acids
DE3770024D1 (de) Herstellung von 9-alkenylesterverbindungen.
ES8506689A1 (es) Procedimiento para la obtencion de esteres de acido cumalico
HUT48593A (en) Process for producing asymmetric 1,4-dihydropyridinecarboxylic acid esters
ATE33821T1 (de) Verfahren zur herstellung von halogenierten 3,3- dimethyl-5-hexen-2-onen.
ATE13759T1 (de) Verfahren zur herstellung von essigsaeureanhydrid.
KR900004698A (ko) 1-벤질이미다졸 화합물의 제조 방법 및 신규 화합물
ATE16696T1 (de) Verfahren zur herstellung von 3-alkyl-6-methylbeta-resorcylsaeureestern.
ES8104164A1 (es) Procedimiento para la preparacion de un compuesto de dihalo-genovinilo
ATE17348T1 (de) Verfahren zur herstellung von 2,4dihydroxypyrimidin (uracil).
ATE77837T1 (de) Verfahren zur herstellung von optisch aktiven bicyclo (3.3.0> octandioncarbonsaeureestern.
DE3164589D1 (en) Methyl esters of 2,2-dimethyl cyclopropane-1,3-dicarboxylic acid, their preparation and intermediales obtained
JPS6456648A (en) Optically active benzene derivative, production thereof and liquid crystal material comprising said derivative as active ingredient
IT1200462B (it) Procedimento d'idrolisi degli esteri di acidi metilendifosfonici sostituiti
JPS57114549A (en) Preparation of cyclopentenediol monoester
GB1475907A (en) Substituted indanyl -oxy and thio- alkanoic acids and their derivatives