| 摘要 |
4'-Demethyl-4-epipodophyllotoxin derivs. of formula (I) and their salts are new: R = lower alkyl; one of X1 and X2 is OH and the other is NH2. Specifically claimed cpds. are 4-O-(2-amino-2-deoxy -4,6,0-ethylene -beta-D-glucopyransoyl) -4'-demethyl-4-epipodophyllot oxin, and the corresp. 3-amino-3-deoxy cpd.. |
