Bipyridine compounds

Details Bipyridine compounds Bipyridine compounds

1989-07-05

1990-11-06

Rotman, Alan L.

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

A61K 3144, C07D40104

Patent

active

049688049

ABSTRACT:
Compounds of formula I ##STR1## wherein X.sub.1, X.sub.2, X.sub.3, X.sub.4, X.sub.5, X.sub.6, Y, Z and R.sub.1 -R.sub.4 are as defined in the description, have valuable pharmaceutical properties and are especially active against tumours. They are prepared in a manner known per se.

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