DK176977A - Fremgangsmade til omdannelse af en ester mellem en chiral syre og en optisk aktiv alfacyaneret sekunder alkohol til ester mellem en chiral syre og en racemisk alfa cyaneret sekunder alkohol - Google Patents
Fremgangsmade til omdannelse af en ester mellem en chiral syre og en optisk aktiv alfacyaneret sekunder alkohol til ester mellem en chiral syre og en racemisk alfa cyaneret sekunder alkoholInfo
- Publication number
- DK176977A DK176977A DK176977A DK176977A DK176977A DK 176977 A DK176977 A DK 176977A DK 176977 A DK176977 A DK 176977A DK 176977 A DK176977 A DK 176977A DK 176977 A DK176977 A DK 176977A
- Authority
- DK
- Denmark
- Prior art keywords
- ester
- alcohol
- chiral acid
- cyanced
- alphaciate
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B55/00—Racemisation; Complete or partial inversion
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
- C07C255/49—Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
- C07C255/53—Carboxylic acid nitriles having cyano groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing cyano groups and hydroxy groups bound to the carbon skeleton
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7612093A FR2348901A1 (fr) | 1976-04-23 | 1976-04-23 | 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 |
FR7612093 | 1976-04-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
DK176977A true DK176977A (da) | 1977-10-24 |
DK171105B1 DK171105B1 (da) | 1996-06-10 |
Family
ID=9172255
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK176977A DK171105B1 (da) | 1976-04-23 | 1977-04-22 | Fremgangsmåde til omdannelse af 2,2-dimethyl-3R-(2,2-dihalogenvinyl)-cyclopropan-1R-carboxylsyre-R-alfa-cyan-3-phenoxybenzylester eller blandinger heraf med alfa-S-esteren med mere end 50% af R-formen til den racemiske 2,2-dimethyl-3R-(2,2-dihalogenvinyl)-cyclopropan-1R-carboxylsyre-R,S-alfa-cyan-3-phenoxybenzylester |
Country Status (18)
Country | Link |
---|---|
US (1) | US4151195A (da) |
JP (1) | JPS52148047A (da) |
AU (1) | AU510903B2 (da) |
BE (1) | BE853866A (da) |
CA (1) | CA1078864A (da) |
CH (1) | CH620890A5 (da) |
DE (1) | DE2718038C2 (da) |
DK (1) | DK171105B1 (da) |
ES (1) | ES458109A1 (da) |
FR (1) | FR2348901A1 (da) |
GB (1) | GB1582594A (da) |
IE (1) | IE45383B1 (da) |
IT (1) | IT1082199B (da) |
LU (1) | LU77185A1 (da) |
NL (1) | NL179280C (da) |
SE (1) | SE446725B (da) |
SU (1) | SU1200848A3 (da) |
ZA (1) | ZA772465B (da) |
Families Citing this family (20)
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 |
CA1215717A (en) * | 1977-09-26 | 1986-12-23 | Samuel B. Soloway | Process for converting a stereoisomeric ester into its diastereoisomer |
JPS54103831A (en) * | 1978-01-27 | 1979-08-15 | Sumitomo Chem Co Ltd | Separation of stereoisomers of higher active cyanoo33 phenoxybenzyl 22*44chlorophenyl**isovalerate |
ZA7911B (en) * | 1978-01-31 | 1980-01-30 | Roussel Uclaf | Optically-active substituted benzyl alcohol and process for preparing it |
GB2044264B (en) * | 1979-03-08 | 1983-05-05 | Kuraray Co | Racemic modification of cyclopropanecarboxylate |
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 |
JPS5657756A (en) * | 1979-10-15 | 1981-05-20 | Sumitomo Chem Co Ltd | Preparation of more highly active carboxylic ester |
CA1150301A (en) * | 1979-11-27 | 1983-07-19 | Michael J. Bull | Cyclopropane carboxylic acid ester derivatives |
US4260633A (en) * | 1980-04-21 | 1981-04-07 | Zoecon Corporation | Pesticidal esters of amino acids |
CA1162560A (en) | 1980-04-23 | 1984-02-21 | Ronald F. Mason | Process for preparing cyclopropane carboxylic acid ester derivatives |
CA1150730A (en) * | 1980-04-23 | 1983-07-26 | Michael J. Bull | Process for preparing cyclopropane carboxylic acid ester derivatives |
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 |
DE3401483A1 (de) * | 1984-01-18 | 1985-07-25 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung bestimmter enantiomerenpaare von permethrinsaeure-(alpha)-cyano-3-phenoxy-4-fluor-benzyl-ester |
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 |
GB9127355D0 (en) * | 1991-12-24 | 1992-02-19 | Ici Plc | Isomerisation process |
US5517706A (en) * | 1991-12-31 | 1996-05-21 | Kashima; Hiroshi | Sofa-bed |
US5665890A (en) * | 1995-03-14 | 1997-09-09 | President And Fellows Of Harvard College | Stereoselective ring opening reactions |
US6262278B1 (en) * | 1995-03-14 | 2001-07-17 | President And Fellows Of Harvard College | Stereoselective ring opening reactions |
US7320829B2 (en) * | 1998-03-05 | 2008-01-22 | Omnova Solutions Inc. | Fluorinated polymer and amine resin compositions and products formed therefrom |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3046299A (en) * | 1958-07-28 | 1962-07-24 | Rhone Poulenc Sa | Process for the preparation of cyclopropane-carboxylic acids of transform |
GB1005722A (en) * | 1963-04-23 | 1965-09-29 | Sumitomo Chemical Co | Process for producing trans-chrysanthemic acid esters |
FR2036088A5 (da) * | 1969-03-04 | 1970-12-24 | Roussel Uclaf | |
SE366022B (da) * | 1969-03-24 | 1974-04-08 | Sumitomo Chemical Co | |
US3906026A (en) * | 1972-05-16 | 1975-09-16 | Sumitomo Chemical Co | Process for preparing alkyl trans-chrysanthemate |
DE2326077C2 (de) * | 1972-05-25 | 1985-12-12 | National Research Development Corp., London | Ungesättigte Cyclopropancarbonsäuren und deren Derivate, deren Herstellung und diese enthaltende Insektizide |
JPS525738A (en) * | 1975-06-27 | 1977-01-17 | Sumitomo Chem Co Ltd | Process for racemization of optically active 2,2-dimethyl-3-(2,2-dichl orovinyl)-cyclopropanecarboxylic acid and its derivatives |
-
1976
- 1976-04-23 FR FR7612093A patent/FR2348901A1/fr active Granted
-
1977
- 1977-04-20 SE SE7704517A patent/SE446725B/xx not_active IP Right Cessation
- 1977-04-21 CA CA276,724A patent/CA1078864A/fr not_active Expired
- 1977-04-22 SU SU772476520A patent/SU1200848A3/ru active
- 1977-04-22 US US05/789,843 patent/US4151195A/en not_active Expired - Lifetime
- 1977-04-22 GB GB16864/77A patent/GB1582594A/en not_active Expired
- 1977-04-22 IT IT49094/77A patent/IT1082199B/it active
- 1977-04-22 BE BE176936A patent/BE853866A/xx not_active IP Right Cessation
- 1977-04-22 DK DK176977A patent/DK171105B1/da not_active IP Right Cessation
- 1977-04-22 LU LU77185A patent/LU77185A1/xx unknown
- 1977-04-22 ES ES458109A patent/ES458109A1/es not_active Expired
- 1977-04-22 CH CH505977A patent/CH620890A5/fr not_active IP Right Cessation
- 1977-04-22 DE DE2718038A patent/DE2718038C2/de not_active Expired
- 1977-04-23 JP JP4729777A patent/JPS52148047A/ja active Granted
- 1977-04-25 IE IE830/77A patent/IE45383B1/en not_active IP Right Cessation
- 1977-04-25 ZA ZA00772465A patent/ZA772465B/xx unknown
- 1977-04-25 NL NLAANVRAGE7704520,A patent/NL179280C/xx not_active IP Right Cessation
- 1977-04-26 AU AU24585/77A patent/AU510903B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
SE446725B (sv) | 1986-10-06 |
FR2348901A1 (fr) | 1977-11-18 |
FR2348901B1 (da) | 1983-01-28 |
JPS6127384B2 (da) | 1986-06-25 |
DE2718038C2 (de) | 1984-06-07 |
NL179280B (nl) | 1986-03-17 |
DE2718038A1 (de) | 1977-11-17 |
SE7704517L (sv) | 1977-10-24 |
LU77185A1 (da) | 1977-11-22 |
IE45383B1 (en) | 1982-08-11 |
IT1082199B (it) | 1985-05-21 |
IE45383L (en) | 1977-10-23 |
GB1582594A (en) | 1981-01-14 |
ES458109A1 (es) | 1978-03-16 |
BE853866A (fr) | 1977-10-24 |
US4151195A (en) | 1979-04-24 |
CA1078864A (fr) | 1980-06-03 |
NL179280C (nl) | 1986-08-18 |
CH620890A5 (da) | 1980-12-31 |
SU1200848A3 (ru) | 1985-12-23 |
NL7704520A (nl) | 1977-10-25 |
AU510903B2 (en) | 1980-07-17 |
AU2458577A (en) | 1978-11-02 |
DK171105B1 (da) | 1996-06-10 |
JPS52148047A (en) | 1977-12-08 |
ZA772465B (en) | 1978-06-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DK177077A (da) | Fremgangsmade til omdannelse af en chiral ester af en optisk aktiv alfa-cyaneret sekunder alkohol med r-struktur til ester mellem chiral syre og alfa-cyaneret sekunder alkohol med s-strktur | |
DK176977A (da) | Fremgangsmade til omdannelse af en ester mellem en chiral syre og en optisk aktiv alfacyaneret sekunder alkohol til ester mellem en chiral syre og en racemisk alfa cyaneret sekunder alkohol | |
PL200963A1 (pl) | Sposob wytwarzania nowych estrow kwasow cyklopropanokarboksylowych zawierajacych wielohalogenowy podstawnik | |
DK20376A (da) | Fremgangsmade til fremstilling af optisk aktive anthracyclinoner | |
DK409279A (da) | I vid udstraekning vandfrie og hydroxybenzoesyrefrie alkalimetalsalte af hydroxybenzoesyreestere samt fremgangsmaade til frmstilling deraf | |
DK224577A (da) | Fremgangsmade til racemisering af optisk aktive cyclopropancarboxylsyrer | |
DK146245C (da) | Analogifremgangsmaade til fremstilling af racemiske eller optisk aktive azabicycloforbindelser eller syreadditionssalte deraf | |
DK263675A (da) | Fremgangsmade til esterifikation af en aminocarboxylsyre | |
IT1079724B (it) | Procedimento per racemizzare acido 2-4-cloro-fenil-3 metilbutirrico otticamente attivo | |
NO146197C (no) | Fremgangsmaate for fremstilling av optisk aktive 2-arylpropionsyrer | |
DK86478A (da) | Fremgangsmaade til fremstilling af phenylglyoxylsyreestere | |
DK275277A (da) | Fremgangsmade til fremstilling af optisk aktivt allethrolon | |
TR22094A (tr) | Insektisid ve akarisid unsurlar olarak 2-(haloalkoksi)fenilalkanoik asidlerin m-fenoksibenzil ve alfa-siyano-m-fenoksibenzil esterleri | |
DK429779A (da) | Fremgangsmaade til fremstilling af cyklopropancarboxylsyreestere | |
DK529580A (da) | Propionsyreestere | |
DK377677A (da) | Fremgangsmaade til devarbalkoxylering af carboxylsyreestere | |
ES497029A0 (es) | Un procedimiento de preparacion de derivados racemicos u op-ticamente activos de ester de acido apovincaminico | |
DK276377A (da) | Fremgangsmade til fremstilling af optisk aktive derivater af benzoxazolylpropionsyre | |
DK498279A (da) | Fremgangsmaade til fremstilling af basiske estere af hydroxycyclohexancarboxylsyrer | |
SU598869A1 (ru) | Способ получени эфиров левулиновой кислоты | |
PL201588A1 (pl) | Sposob wytwarzania kwasu 2-(3-benzoilofenylo)-propionowego | |
DK390277A (da) | Fremgangsmaade til fremstilling af thiocarbaminsyreestere | |
DK158343C (da) | Fremgangsmaade til fremstilling af methyl- eller ethylcyclopropancarboxylsyreestere | |
DK447279A (da) | Fremgangsmaade til fremstilling af fedtsyreamider | |
DK156954C (da) | Fremgangsmaade til fremstilling af cyanoeddikesyreestere |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
B1 | Patent granted (law 1993) | ||
PUP | Patent expired |