Pharmaceutically active copolymers, process for their preparatio

Details Pharmaceutically active copolymers, process for their preparatio Pharmaceutically active copolymers, process for their preparatio

1983-03-24

1985-07-23

Henderson, Christopher A.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525 60, 526287, C08F22802

Patent

active

045309647

ABSTRACT:
The invention relates to new, pharmaceutically active copolymers with heparin-like activity, pharmaceutically acceptable salts thereof and a process for their preparation. The new copolymers comprise the units of the formula I ##STR1## wherein X stands for hydrogen or methyl and Y is hydrogen, units of the formula III ##STR2## optionally units of the formula II ##STR3## wherein Z' is hydrogen, and chain terminating units, formed from the units of the formulae I, III and optionally II under the conditions of copolymerization, in a statistical arrangement, and the pharmaceutically acceptable salts thereof, which contain, in addition to the above chain-members, units of the formulae IV and/or V ##STR4## wherein A is a cation/ satisfactorily replace the organogenic heparin, or give a synergistic combination with that,

REFERENCES:
patent: 2989514 (1961-06-01), Jones
patent: 4177345 (1979-12-01), Schweiger

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