Synthesis of hydroxysulfone and related compounds
US5760249A · kind A · utility
4Cited by
4References
10Claims
0Family size
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Inventors
Key dates
| Filing date | Aug 28, 1996 |
| Grant date | Jun 2, 1998 |
| Priority date | — |
| Expiry date | Aug 28, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D495/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
This invention is concerned with an improved process for the synthesis of hydroxysulfone, which is a key intermediate in the synthesis of carbonic anhydrase inhibitors, especially dorzolamide. Carbonic anhydrase inhibitors are known to be effective in treating elevated intraocular pressure or glaucoma.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.