Process for producing benzophenone-azines
US4347383A · kind A · utility
4Cited by
3References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 6, 1980 |
| Grant date | Aug 31, 1982 |
| Priority date | — |
| Expiry date | May 6, 2000 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C251/88
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for producing a benzophenone-azine which comprises reacting the corresponding benzophenone-imine with molecular oxygen or benzophenone with ammonia and molecular oxygen in the presence of a catalyst selected from the group consisting of metals, metal oxides and alloys of two or more metals, particularly copper or copper alloy-containing catalyst, is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.