Process for the preparation of 4-methyl thiazole
US4284784A · kind A · utility
4Cited by
4References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 22, 1980 |
| Grant date | Aug 18, 1981 |
| Priority date | — |
| Expiry date | May 22, 2000 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D277/22
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
An improved process for the preparation of 4-methyl thiazole is disclosed. The process utilizes a substituted imine and sulfur dioxide heated in the presence of a catalyst. The thiazoles are known important chemical intermediates.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.