4,10-.beta.-diacetoxy- 2.alpha.-benzoyloxy-5.beta.,20-epoxy-1-hydroxy-9-oxo-19-norcyclopropa[g]t ax-11-en-13.alpha.-yl (2R,3S)-3-tert-butoxycarbonylamino-2-hydroxy-3-phenylpropionate dihydrate and its process of preparation
US6150541A · kind A · utility
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6Claims
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Assignee
Inventors
Key dates
| Filing date | Jun 10, 1998 |
| Grant date | Nov 21, 2000 |
| Priority date | — |
| Expiry date | Jun 10, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D305/14
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention is directed to 4,10.beta.-diacetoxy-2.alpha.-benzoyloxy-5.beta.,20-epoxy-1-hydroxy-9-oxo- 19-norcyclopropa(g)tax-11-en-13.alpha.-yl (2r,3s)-3-tert-butoxycarbonylamino-2-hydroxy-3-phenylpropionate dihydrate and a process for its preparation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.