Process for preparing 3-chloromethyl-1,2,4-triazolin-5-one
US7235671B2 · kind B2 · utility
0Cited by
3References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 18, 2003 |
| Grant date | Jun 26, 2007 |
| Priority date | — |
| Expiry date | Sep 10, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D249/12
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention is directed to processes for the preparation of 3-chloromethyl-1,2,4-triazolin-5-one. This compound is useful as an intermediate in the synthesis of compounds which possess pharmacological activity. Also disclosed are novel semicarbazide salts and the preparation thereof, which are intermediates for the preparation of 3-chloromethyl-1,2,4-triazolin-5-one.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.