Process for the production of dichlorobenzoic acids
US3931300A · kind A · utility
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11Claims
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Assignee
Inventors
Key dates
| Filing date | Apr 8, 1974 |
| Grant date | Jan 6, 1976 |
| Priority date | — |
| Expiry date | Apr 8, 1994 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C51/377
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The production of dichlorobenzoic acids by reaction of the diazonium compound of a dichloroaminobenzoic acid with an aqueous alcohol solution of specific concentration. The compounds which can be prepared according to the process of the invention are valuable starting materials for the production of pharmaceutical substances, dyes and pesticides.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.