Organic compounds -- part of the class 532-570 series – Organic compounds – Carbohydrates or derivatives
Patent
1980-12-02
1982-11-23
Roberts, Elbert L.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carbohydrates or derivatives
2603975, C07J 1700, C07J 300
Patent
active
043606636
ABSTRACT:
A process for producing a steroid hormone-antitumor derivative which selectively affects to tumor or cancer cells comprises reacting X group of a steroid hormone derivative having the formula ##STR1## wherein ST represents a steroid moiety having a cyclophenanthrene hydrocarbon skeleton of gonane, estrane or androstane which is bound to carboxyl group by esterifying OH group on D ring with carboxyl group; and R' represents a C.sub.1 -C.sub.4 alkylene group and X represents a halogen atom, amino group, hydroxyl group, carboxyl group or a salt thereof, with a modified or non-modified reactive group of an antitumor drug to form a binded group of ##STR2##
REFERENCES:
patent: 4242332 (1980-12-01), Albrecht et al.
Asano Kiro
Enomoto Satoru
Tamura Humio
Tanaka Hiromitsu
Kureha Kagaku Kogyo Kabushiki Kaisha
Roberts Elbert L.
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