Process for producing a 3-methyl-2-(4-halophenyl)butyronitrile
US4144264A · kind A · utility
0Cited by
1References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 19, 1977 |
| Grant date | Mar 13, 1979 |
| Priority date | — |
| Expiry date | Aug 19, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C255/32
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for producing 3-methyl-2-(4-halophenyl)butyronitrile, which is an important intermediate for the production of insecticides, in a high yield and a high purity even on a commercial scale comprising reacting a p-halophenylacetonitrile having a p-halobenzyl alcohol content of not more than 1.0 % by weight, with an isopropyl halide having an isopropyl alcohol content of not more than 1.0 % by weight.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.