C - Chemistry – Metallurgy – 07 – H
Patent
C - Chemistry, Metallurgy
07
H
260/233.3
C07H 17/04 (2006.01)
Patent
CA 1276015
ABSTRACT OF THE DISCLOSURE: The present invention relates to a process for producing etoposide by reacting a 4'-halogenoacetyl-4'-demethylepipodo- phyllotoxin-.beta.-D-2,3-di-0-halogenoacetyl-4,6-0-ethylideneglucoside represented by the general formula: Image wherein R1 and R2, which may be the same or different, represent each -COCHX2 or -COCX3, wherein X represents a halogen atom, with an alcohol, an amine, and/or ammonia to remove the halogenoacetyl groups.
486448
Chikui Yukio
Fujii Tadashi
Kirby Eades Gale Baker
Nippon Kayaku Kabushiki Kaisha
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