Esters of baccatin III and 10-deacetylbaccatin III
US5977375A · kind A · utility
1Cited by
5References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 31, 1997 |
| Grant date | Nov 2, 1999 |
| Priority date | — |
| Expiry date | Oct 31, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/55
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A compound of the formula I: ##STR1## wherein Ar represents an aryl radical; PA1 R.sub.1 represents a hydrogen atom, an aroyl radical, or a radical of the formula R.sub.4 --O--CO; PA1 R.sub.2 and R.sub.3 together form a 5- or 6-membered saturated heterocycle; PA1 G.sub.1 represents an acetyl radical or a protecting group of the hydroxyl functional group; and PA1 G.sub.2 represents a protecting group of the hydroxyl functional group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.