论文部分内容阅读
4-Amino-4-deoxy-4′-demethylepipodophyllotoxin has beendirectly synthesized from 4′-demethylepipodophyllotoxin and HN<sub>3</sub>in the presence of BF3·Et<sub>2</sub>O,followed by hydrogenation withpalladium on charcoal as cata