Patent · US Expired

Process for the preparation of taxol and 10-deacetyltaxol

US4857653A · kind A · utility

196Cited by
0References
4Claims
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Assignee

Inventors

Key dates

Filing dateJul 14, 1987
Grant dateAug 15, 1989
Priority date
Expiry dateJul 14, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D305/14
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Taxol and 10-deacetyltaxol are prepared from a compound of formula: ##STR1## in which R' represents acetyl or 2,2,2-trichloroethoxycarbonyl radical, by removal of the t-butoxycarbonyl radical, benzoylation of the amine product obtained, and removal of the 2,2,2-trichloroethoxycarbonyl group(s).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.