Purification of 6-aminocapronitrile
US5133838A · kind A · utility
7Cited by
7References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 28, 1991 |
| Grant date | Jul 28, 1992 |
| Priority date | — |
| Expiry date | Feb 28, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C253/34
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Purification of 6-aminocapronitrile by reduction of tetrahydroazepine with a hydride, and then distilling the 6-aminocapronitrile at a pot temperature of less than about 200.degree. C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.