FI65989B - Foerfarande foer framstaellning av alfa-cyanbensylkarboxylatester - Google Patents
Foerfarande foer framstaellning av alfa-cyanbensylkarboxylatester Download PDFInfo
- Publication number
- FI65989B FI65989B FI770632A FI770632A FI65989B FI 65989 B FI65989 B FI 65989B FI 770632 A FI770632 A FI 770632A FI 770632 A FI770632 A FI 770632A FI 65989 B FI65989 B FI 65989B
- Authority
- FI
- Finland
- Prior art keywords
- water
- phase transfer
- transfer catalyst
- process according
- alkyl
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/14—Preparation of carboxylic acid nitriles by reaction of cyanides with halogen-containing compounds with replacement of halogen atoms by cyano groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C323/00—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Toxicology (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Claims (6)
1. Förfarande för framställning av°<-cyanbensylkarboxylat-ester med den allmänna formeln CN r—& I // \\ R.CO.O-CH----^ Λ II väri R är en alkylgrupp eventuellt substituerad med en halogen-substituerad fenylgrupp, eller en cykloalkylgrupp eventuellt substituerad med en eller flere, högst 8 kolatomer innehällande alkyl-, alkenyl- eller halogenalkenylgrupper, och A är fenoxi, fen-yltio eller bensyl, genom att omsätta en bensaldehyd med den allmänna formeln n OCH---^ \ III med en asylhalogenid med formeln R-CO-Hal (i vilken Hai är bromid eller klorid), i närvaro av vatten, en vattenlöslig cyanid och ett väsentligen med vatten cblandbart, aprotiskt. lösningsmedel, kännetecknat därav, att reaktionen utförs i närvaro av en fasöverförings-katalysator.
2. Förfarande enligt patentkravet 1, kännetecknat därav, att fasöverförings-katalys.itorn är en onium-förening, en makrocyklisk polyeter eller ett vtaktivt medel.
3. Förfarande enligt patentkravet 2, kännetecknat därav att onium-föreningen är en kvaternär onium-förening med den allmänna formeln R1 1 + r2-x-r4 - i y R3 J I — u 12 3 4 väri X är en kväve-, fosfor- eller arsenatom, F , R , R och R är alkyl-, aralkyl-, alkylaryl- eller arvlgrupper och y är en envärd jon, eller en sulfonium-förening med den allmänna formeln
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB804576 | 1976-03-01 | ||
| GB8044/76A GB1540632A (en) | 1976-03-01 | 1976-03-01 | Preparation of pesticidal benzyl esters |
| GB804676 | 1976-03-01 | ||
| GB804476 | 1976-03-01 | ||
| GB804676 | 1976-03-01 | ||
| GB804576 | 1976-03-01 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI770632A FI770632A (sv) | 1977-09-02 |
| FI65989B true FI65989B (fi) | 1984-04-30 |
| FI65989C FI65989C (fi) | 1984-08-10 |
Family
ID=27255120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI770632A FI65989C (fi) | 1976-03-01 | 1977-02-28 | Foerfarande foer framstaellning av alfa-cyanbensylkarboxylatester |
Country Status (34)
| Country | Link |
|---|---|
| JP (1) | JPS6017781B2 (sv) |
| AR (1) | AR227121A1 (sv) |
| AT (1) | AT349454B (sv) |
| AU (1) | AU507462B2 (sv) |
| BG (1) | BG27893A3 (sv) |
| BR (1) | BR7701218A (sv) |
| CA (1) | CA1122224A (sv) |
| CH (1) | CH632237A5 (sv) |
| CS (1) | CS197286B2 (sv) |
| DD (1) | DD128362A5 (sv) |
| DE (1) | DE2708590C2 (sv) |
| DK (1) | DK155882C (sv) |
| EG (1) | EG13756A (sv) |
| ES (1) | ES456367A1 (sv) |
| FI (1) | FI65989C (sv) |
| FR (1) | FR2342960A1 (sv) |
| GR (1) | GR62438B (sv) |
| HU (1) | HU181632B (sv) |
| IE (1) | IE44059B1 (sv) |
| IL (1) | IL51567A (sv) |
| IN (1) | IN143789B (sv) |
| IT (1) | IT1075420B (sv) |
| LU (1) | LU76861A1 (sv) |
| MX (1) | MX4513E (sv) |
| NL (1) | NL190068C (sv) |
| NO (1) | NO145234C (sv) |
| NZ (1) | NZ183461A (sv) |
| OA (1) | OA05582A (sv) |
| PH (1) | PH13719A (sv) |
| PT (1) | PT66242B (sv) |
| RO (1) | RO71762A (sv) |
| SE (1) | SE442633B (sv) |
| SU (1) | SU685145A3 (sv) |
| YU (1) | YU40667B (sv) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4153626A (en) | 1977-12-14 | 1979-05-08 | Shell Oil Company | Preparation of α-cyanobenzyl esters |
| JPS54103831A (en) * | 1978-01-27 | 1979-08-15 | Sumitomo Chem Co Ltd | Separation of stereoisomers of higher active cyanoo33 phenoxybenzyl 22*44chlorophenyl**isovalerate |
| FR2416219A1 (fr) * | 1978-01-31 | 1979-08-31 | Roussel Uclaf | Esters d'acide acetique substitue optiquement actif et d'alcool benzylique substitue racemique ou optiquement actif, doues de proprietes insecticides, leur procede de preparation et les compositions les renfermant |
| CA1142953A (en) * | 1979-04-03 | 1983-03-15 | Dale G. Brown | Process for the preparation of pesticidal esters of certain carboxylic acids using phase transfer catalysts |
| DE2936864A1 (de) * | 1979-09-12 | 1981-04-02 | Bayer Ag, 5090 Leverkusen | (+-)-trans-3-(e, z-2-chlor-2-(4-chlorphenyl)-vinyl)-, 2,2-dimethyl-cyclopropan-carbonsaeure-(+-)-(alpha)-cyano-3-phenoxy-4-fluor-benzyl)-ester, die einzelnen e- und z-isomeren, verfahren zur herstellung dieser verbindungen und ihre verwendung als ektoparasitizide |
| JPS6245083U (sv) * | 1985-09-06 | 1987-03-18 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS515450B1 (sv) * | 1971-06-29 | 1976-02-20 |
-
1977
- 1977-02-09 CA CA000271451A patent/CA1122224A/en not_active Expired
- 1977-02-25 PH PH19496A patent/PH13719A/en unknown
- 1977-02-25 NL NLAANVRAGE7702022,A patent/NL190068C/xx not_active IP Right Cessation
- 1977-02-26 EG EG119/77A patent/EG13756A/xx active
- 1977-02-28 IT IT20781/77A patent/IT1075420B/it active
- 1977-02-28 CH CH250677A patent/CH632237A5/de not_active IP Right Cessation
- 1977-02-28 LU LU76861A patent/LU76861A1/xx unknown
- 1977-02-28 IL IL51567A patent/IL51567A/xx unknown
- 1977-02-28 SE SE7702168A patent/SE442633B/sv not_active IP Right Cessation
- 1977-02-28 AU AU22769/77A patent/AU507462B2/en not_active Expired
- 1977-02-28 BR BR7701218A patent/BR7701218A/pt unknown
- 1977-02-28 GR GR52866A patent/GR62438B/el unknown
- 1977-02-28 RO RO7789558A patent/RO71762A/ro unknown
- 1977-02-28 NO NO770673A patent/NO145234C/no unknown
- 1977-02-28 DD DD7700197602A patent/DD128362A5/xx unknown
- 1977-02-28 MX MX775480U patent/MX4513E/es unknown
- 1977-02-28 AT AT132777A patent/AT349454B/de not_active IP Right Cessation
- 1977-02-28 BG BG7735547A patent/BG27893A3/xx unknown
- 1977-02-28 YU YU534/77A patent/YU40667B/xx unknown
- 1977-02-28 FR FR7705746A patent/FR2342960A1/fr active Granted
- 1977-02-28 HU HU77SE1856A patent/HU181632B/hu unknown
- 1977-02-28 NZ NZ183461A patent/NZ183461A/xx unknown
- 1977-02-28 DE DE2708590A patent/DE2708590C2/de not_active Expired
- 1977-02-28 SU SU772455682A patent/SU685145A3/ru active
- 1977-02-28 IN IN291/CAL/77A patent/IN143789B/en unknown
- 1977-02-28 ES ES456367A patent/ES456367A1/es not_active Expired
- 1977-02-28 IE IE426/77A patent/IE44059B1/en not_active IP Right Cessation
- 1977-02-28 PT PT66242A patent/PT66242B/pt unknown
- 1977-02-28 DK DK087977A patent/DK155882C/da active
- 1977-02-28 CS CS771318A patent/CS197286B2/cs unknown
- 1977-02-28 FI FI770632A patent/FI65989C/fi not_active IP Right Cessation
- 1977-02-28 JP JP52020383A patent/JPS6017781B2/ja not_active Expired
- 1977-02-28 AR AR266711A patent/AR227121A1/es active
- 1977-03-01 OA OA56084A patent/OA05582A/xx unknown
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MA | Patent expired | ||
| MA | Patent expired |
Owner name: SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V. |