1,4,4.sub.a 5,8,9.sub.a -hexahydro-1.alpha.,4.alpha.-methanoan-thraquinone derivative(s)
US5608092A · kind A · utility
1Cited by
1References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 5, 1995 |
| Grant date | Mar 4, 1997 |
| Priority date | — |
| Expiry date | Jan 5, 2015 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C50/10
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to intermediates useful for the preparation of vitamin K derivatives.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.