ES456367A1 - Procedimiento para la preparacion de un ester. - Google Patents
Procedimiento para la preparacion de un ester.Info
- Publication number
- ES456367A1 ES456367A1 ES456367A ES456367A ES456367A1 ES 456367 A1 ES456367 A1 ES 456367A1 ES 456367 A ES456367 A ES 456367A ES 456367 A ES456367 A ES 456367A ES 456367 A1 ES456367 A1 ES 456367A1
- Authority
- ES
- Spain
- Prior art keywords
- water
- benzylester
- insecticidal
- production
- formula
- 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
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)
Abstract
Procedimiento para la preparación de ciertos ésteres activos como insecticidas del tipo llamado "piretroide sintético". Se sabe, que algunos piretroides sintéticos pueden prepararse por la reacción de un haluro de ciclopropanocarbonilo sustituido con un benzaldehido sustituido en la posición 3 en presencia de cianuro de sodio o potasio acuoso. Dicho procedimiento proporciona piretroides del tipo siguiente: **(Fórmula)**.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB804676 | 1976-03-01 | ||
GB8044/76A GB1540632A (en) | 1976-03-01 | 1976-03-01 | Preparation of pesticidal benzyl esters |
GB804576 | 1976-03-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES456367A1 true ES456367A1 (es) | 1978-05-16 |
Family
ID=27255120
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES456367A Expired ES456367A1 (es) | 1976-03-01 | 1977-02-28 | Procedimiento para la preparacion de un ester. |
Country Status (34)
Country | Link |
---|---|
JP (1) | JPS6017781B2 (es) |
AR (1) | AR227121A1 (es) |
AT (1) | AT349454B (es) |
AU (1) | AU507462B2 (es) |
BG (1) | BG27893A3 (es) |
BR (1) | BR7701218A (es) |
CA (1) | CA1122224A (es) |
CH (1) | CH632237A5 (es) |
CS (1) | CS197286B2 (es) |
DD (1) | DD128362A5 (es) |
DE (1) | DE2708590C2 (es) |
DK (1) | DK155882C (es) |
EG (1) | EG13756A (es) |
ES (1) | ES456367A1 (es) |
FI (1) | FI65989C (es) |
FR (1) | FR2342960A1 (es) |
GR (1) | GR62438B (es) |
HU (1) | HU181632B (es) |
IE (1) | IE44059B1 (es) |
IL (1) | IL51567A (es) |
IN (1) | IN143789B (es) |
IT (1) | IT1075420B (es) |
LU (1) | LU76861A1 (es) |
MX (1) | MX4513E (es) |
NL (1) | NL190068C (es) |
NO (1) | NO145234C (es) |
NZ (1) | NZ183461A (es) |
OA (1) | OA05582A (es) |
PH (1) | PH13719A (es) |
PT (1) | PT66242B (es) |
RO (1) | RO71762A (es) |
SE (1) | SE442633B (es) |
SU (1) | SU685145A3 (es) |
YU (1) | YU40667B (es) |
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 (es) * | 1985-09-06 | 1987-03-18 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS515450B1 (es) * | 1971-06-29 | 1976-02-20 |
-
1977
- 1977-02-09 CA CA000271451A patent/CA1122224A/en not_active Expired
- 1977-02-25 NL NLAANVRAGE7702022,A patent/NL190068C/xx not_active IP Right Cessation
- 1977-02-25 PH PH19496A patent/PH13719A/en unknown
- 1977-02-26 EG EG119/77A patent/EG13756A/xx active
- 1977-02-28 GR GR52866A patent/GR62438B/el unknown
- 1977-02-28 AR AR266711A patent/AR227121A1/es active
- 1977-02-28 NO NO770673A patent/NO145234C/no unknown
- 1977-02-28 DE DE2708590A patent/DE2708590C2/de not_active Expired
- 1977-02-28 ES ES456367A patent/ES456367A1/es not_active Expired
- 1977-02-28 CH CH250677A patent/CH632237A5/de not_active IP Right Cessation
- 1977-02-28 FI FI770632A patent/FI65989C/fi not_active IP Right Cessation
- 1977-02-28 NZ NZ183461A patent/NZ183461A/xx unknown
- 1977-02-28 CS CS771318A patent/CS197286B2/cs unknown
- 1977-02-28 BR BR7701218A patent/BR7701218A/pt unknown
- 1977-02-28 RO RO7789558A patent/RO71762A/ro unknown
- 1977-02-28 SE SE7702168A patent/SE442633B/xx not_active IP Right Cessation
- 1977-02-28 IL IL51567A patent/IL51567A/xx unknown
- 1977-02-28 DD DD7700197602A patent/DD128362A5/xx unknown
- 1977-02-28 AT AT132777A patent/AT349454B/de not_active IP Right Cessation
- 1977-02-28 DK DK087977A patent/DK155882C/da active
- 1977-02-28 IT IT20781/77A patent/IT1075420B/it active
- 1977-02-28 IE IE426/77A patent/IE44059B1/en not_active IP Right Cessation
- 1977-02-28 MX MX775480U patent/MX4513E/es unknown
- 1977-02-28 YU YU534/77A patent/YU40667B/xx unknown
- 1977-02-28 PT PT66242A patent/PT66242B/pt unknown
- 1977-02-28 SU SU772455682A patent/SU685145A3/ru active
- 1977-02-28 IN IN291/CAL/77A patent/IN143789B/en unknown
- 1977-02-28 AU AU22769/77A patent/AU507462B2/en not_active Expired
- 1977-02-28 LU LU76861A patent/LU76861A1/xx unknown
- 1977-02-28 JP JP52020383A patent/JPS6017781B2/ja not_active Expired
- 1977-02-28 HU HU77SE1856A patent/HU181632B/hu unknown
- 1977-02-28 FR FR7705746A patent/FR2342960A1/fr active Granted
- 1977-02-28 BG BG7735547A patent/BG27893A3/xx unknown
- 1977-03-01 OA OA56084A patent/OA05582A/xx unknown
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