Process for bromination of biphenyl with BRCL
US5107044A · kind A · utility
1Cited by
3References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 20, 1990 |
| Grant date | Apr 21, 1992 |
| Priority date | — |
| Expiry date | Sep 20, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C17/12
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for the bromination of biphenyl, particularly for the preparation of 4-bromobiphenyl or of 4,4'-dibromobiphenyl. The process comprises reacting biphenyl with BrCl. The BrCl may be formed in situ in the reaction medium or may be formed before reaction with biphenyl.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.