Organic compounds -- part of the class 532-570 series – Organic compounds – Carbohydrates or derivatives
Patent
1986-03-21
1987-12-29
Brown, J. R.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carbohydrates or derivatives
536 181, C07H 1524
Patent
active
047162210
ABSTRACT:
This invention relates to a novel 4'-demethyl-4-epipodophylltoxin derivative of the formula: ##STR1## (wherein R.sub.1 is a lower alkyl group; X.sub.1 and X.sub.2 are each a hydroxyl group or an amino group substituted by one or two lower alkyls, provided that either one of X.sub.1 and X.sub.2 is an amino group substituted by one or two lower alkyls and the other is a hydroxyl group) and salts thereof.
REFERENCES:
patent: 3524844 (1970-08-01), Keller-Juslen et al.
patent: 4275192 (1981-06-01), Apple et al.
patent: 4547567 (1985-10-01), Umezawa et al.
English translation of Japanese Patent Application No. 327881/1985, corresponding to U.S. Pat. No. 4,547,567.
Kondo Shin-ichi
Nishimura Yoshio
Takeuchi Tomio
Takita Tomohisa
Tanaka Wataru
Brown J. R.
Peselev Elli
Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai
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