5-Trifluoromethyl-7-nitrobenzimidazoles
US3954788A · kind A · utility
9Cited by
2References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 24, 1974 |
| Grant date | May 4, 1976 |
| Priority date | — |
| Expiry date | Jun 24, 1994 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D235/24
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Benzimidazoles of the formula ##SPC1## Wherein R.sub.1 and R.sub.2 represent at least one alkyl group which may optionally be substituted and X is lower alkoxy or halo, R.sub.1 may also be dialkyl amino and R.sub.2 may be halo. The compounds are useful as intermediates for preparation of herbicides.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.