"Process for preparing N""-[4-[[(2-cyanoethyl)thio]methyl]-2-thiazolyl]guanidine"
US4942243A · kind A · utility
2Cited by
2References
6Claims
0Family size
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Key dates
| Filing date | Apr 8, 1988 |
| Grant date | Jul 17, 1990 |
| Priority date | — |
| Expiry date | Apr 8, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D277/48
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for preparing N"-[4-[[(2-cyanoethyl)thiol]methyl]-2-thiazolyl]guanidine which comprises reacting a dihaloacetone with an .beta.-cyanoethylthiol in a two phase solvent system at a pH of 4.5-6.0 to produce a 1-halo-3-(2-cyanoethylthio)propanone and reacting the 1-halo-3-(2-cyanoethylthio) with an amidinothiourea.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.