Process for 4-dimethylamino-3,5-dimethoxybenzaldehyde
US4900859A · kind A · utility
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Key dates
| Filing date | Nov 17, 1988 |
| Grant date | Feb 13, 1990 |
| Priority date | — |
| Expiry date | Nov 17, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C255/59
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
4-Dimethylamino-3,5-dimethoxy-benzaldehyde, an intermediate for the preparation of the antibacterially active aditoprim (4-dimethylamino-3,5-dimethoxybenzoldehyde) a known antibacterially active compound, is obtained from 4-dimethylaminobenzonitrile by bromination or chlorination, replacement of the halogen by the methoxy group and reduction of the nitrile group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.