Hydrogenation of phthalonitriles using rhodium catalyst
US3998881A · kind A · utility
8Cited by
6References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 13, 1974 |
| Grant date | Dec 21, 1976 |
| Priority date | — |
| Expiry date | Nov 13, 1994 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2601/14
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for the preparation of 1,3 or 1,4-bis (aminomethyl)cyclohexane by hydrogenating a solvent solution of iso- or terephthalonitrile at a temperature between about 50.degree. and about 150.degree. C., at a pressure of between about 500 and about 1500 psig., and in the presence of a supported rhodium catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.