Amine catalyzed reaction of alkyl mercaptans with thiophosphoryl chloride
US5527939A · kind A · utility
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8Claims
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Key dates
| Filing date | Apr 28, 1994 |
| Grant date | Jun 18, 1996 |
| Priority date | — |
| Expiry date | Apr 28, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/20
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Disclosed herein is an improved process for preparing a phosphorodihalodithioate comprising reacting a mercaptan with a thiophorphoryl halide in the presence of a catalyst, the improvement comprising a catalytic amount of a tertiary amine catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.