Process for the preparation of N,N-dimethyl-10-[1-aza-[2,2,2]-bicyclo-3-octyl]-10H-2-phenothiazine sulphonamide
US4482711A · kind A · utility
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4References
15Claims
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Key dates
| Filing date | Aug 2, 1982 |
| Grant date | Nov 13, 1984 |
| Priority date | — |
| Expiry date | Aug 2, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D453/02
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Process for the preparation of N,N-dimethyl-10[1-aza-[2,2,2]-bicyclo-3-octyl]-10H-2-phenothiazine sulphonamide, usable as a gastric secretion inhibitor, characterized in that N,N-dimethyl-3-[(1-aza-[2,2,2]-bicyclo-3-octyl)amino]-4-[(2-bromophenyl)th io] benzene sulphonamide is cyclized in the presence of an alkali metal amide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.