Methyl-2-tertiary butyl-5-thiophenol, its preparation process and its use
US4948827A · kind A · utility
9Cited by
8References
4Claims
0Family size
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Key dates
| Filing date | Oct 25, 1989 |
| Grant date | Aug 14, 1990 |
| Priority date | — |
| Expiry date | Oct 25, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C321/26
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
This new thiophenol, prepared by reduction of tertiary butyl-4-toluenesulfonyl-2-chloride with the zinc-sulphuric acid couple, can be used as a stabilizer for vinyl chloride polymers, as a chain-transfer agent and as a peptizer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.