Process for synthesizing pharmaceutically active disulfide salts
US6504049B1 · kind B1 · utility
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7Claims
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Key dates
| Filing date | Apr 30, 2002 |
| Grant date | Jan 7, 2003 |
| Priority date | — |
| Expiry date | Apr 30, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/3808
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for synthesizing pharmaceutically active disulfides, particularly Dimesna and certain derivatives thereof. The process includes reacting an alkylene salt with a sulfurating reagent, then alkalizing the intermediate and flowing oxygen through the mixture to produce the final compound in high yield.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.