Method for hemihydrogenating dinitriles to form aminonitriles
US6635781B1 · kind B1 · utility
0Cited by
8References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 7, 2002 |
| Grant date | Oct 21, 2003 |
| Priority date | — |
| Expiry date | Jun 7, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C253/30
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process is provided for the hemihydrogenation of dinitriles to corresponding aminonitriles using hydrogen in the presence of a supported catalyst. The supported catalyst comprises ruthenium supported on a carbon black, called acetylene black, resulting from the pyrolysis of paraffin oils.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.