Preparation of carbamates
US4272441A · kind A · utility
6Cited by
1References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 13, 1980 |
| Grant date | Jun 9, 1981 |
| Priority date | — |
| Expiry date | Mar 13, 2000 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D307/86
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Carbamates are prepared in one step by reacting an alcohol, phosgene, and an amine in the absence of an acid scavenger.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.