N-substituted-3-alkylene-2-pyrrolidone compounds

Details N-substituted-3-alkylene-2-pyrrolidone compounds N-substituted-3-alkylene-2-pyrrolidone compounds

1987-06-02

1989-07-25

Lee, Mary C.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D20726

Patent

active

048515450

ABSTRACT:
A new series of copolymers such as N-isopropyl-3-methylene-2-pyrrolidone and 2-hydroxyethylmethacrylate which are useful as coatings for solid dosage forms, for transdermal devices, for wound dressing materials, and for contact lenses. Also disclosed are methods for preparing monomers and polymers as well as pharmaceutical compositions containing such polymers.

REFERENCES:
patent: 3452015 (1969-06-01), Dillard et al.
patent: 3479327 (1969-11-01), Marijam et al.
patent: 3542778 (1970-11-01), Dillard et al.
Chemical Abstracts, vol. 105, No. 23, Abstract: 208,706d, p. 578, Dec. 8, 1986.

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