1,2,4-Triazines
US4347359A · kind A · utility
4Cited by
0References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 15, 1981 |
| Grant date | Aug 31, 1982 |
| Priority date | — |
| Expiry date | Jan 15, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D319/06
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
New thiols of the general formula: ##STR1## wherein A represents a 2-hydroxy-1-oxoethan-1-yl-2-ylidene or alkoxycarbonylmethyne radical or a nitrogen atom and R represents various substituted alkyl radicals, and their alkali metal and alkaline earth metal salts are useful as intermediates in the preparation of cephalosporins having anti-bacterial properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.