5-Amino-1,2,3,4-tetrahydroanthraquinone and its preparation
US4297288A · kind A · utility
0Cited by
2References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 14, 1980 |
| Grant date | Oct 27, 1981 |
| Priority date | — |
| Expiry date | Jan 14, 2000 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C225/32
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
5-amino-1,2,3,4-tetrahydroanthraquinone, as a new industrial product, is disclosed together with its preparation by reduction from 5-nitro-1,2,3,4-tetrahydroanthraquinone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.