Preparation of aryl chloroformates
US5616771A · kind A · utility
2Cited by
7References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 16, 1996 |
| Grant date | Apr 1, 1997 |
| Priority date | — |
| Expiry date | May 16, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C68/02
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for preparing an aryl chloroformate is disclosed that involves the reaction of a phenol with phosgene in the presence of a cyclic urea.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.