Processes for preparing ortho-substituted benzoic acids
US5334753A · kind A · utility
6Cited by
1References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 23, 1992 |
| Grant date | Aug 2, 1994 |
| Priority date | — |
| Expiry date | Dec 23, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D261/18
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A novel process for the synthesis of ortho-substituted benzoic acid by lithiating an unprotected benzoic acid and a number of novel orth-substituted benzoic acids are described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.