Taxol derivatives, their preparation and pharmaceutical composit

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

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549510, A01N 4302, C07D30500

Patent

active

048144703

ABSTRACT:
Taxol derivatives of formula ##STR1## in which R represents hydrogen or acetyl, one of R.sub.1 or R.sub.2 represents hydroxy and the other represents tert-butoxycarbonylamino and their isomers are useful antitumor agents.

REFERENCES:
patent: 4206221 (1980-06-01), Miller et al.
V. Senilh et al, C. R. Acad. Sc. Paris, t. 299, Serie II, No. 15 (1984), pp. 1039-1043.
M. E. Jung et al, Jour. Chem. Soc., Chem. Comm. (1978), pp. 315-316.
R. S. Lott et al, Jour. Chem. Soc., Chem. Comm. (1979), pp. 495-496.
E. Herranz et al, Jour. Am. Chem. Soc., vol. 100:11 (1978), pp. 3596-3598.
Theodora W. Greene, Protective Groups in Organic Synthesis (1981), pp. 223, 225 and 232.

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