Acetone solvate of dimethoxy docetaxel and its process of preparation
US7241907B2 · kind B2 · utility
26Cited by
0References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 17, 2004 |
| Grant date | Jul 10, 2007 |
| Priority date | — |
| Expiry date | Dec 10, 2025 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P35/02
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
This invention discloses and claims an acetone solvate of dimethoxydocetaxel or 4-acetoxy-2α-benzoyloxy-5β,20-epoxy-1-hydroxy-7β,10β-dimethoxy-9-oxotax-11-en-13α-yl (2R,3S)-3-tert-butoxycarbonylamino-2-hydroxy-3-phenylpropionate and its preparation by crystallization from an aqueous/acetone solution.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.