Aldose reductase inhibitory pyrrole derivatives

Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Parasitic organism or component thereof or substance...

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424262, 546 10, 546 15, 546 84, 548101, 548309, 548431, A61K 31415, C07D49320, C07D49520

Patent

active

044434650

ABSTRACT:
The invention provides an aldose reductase inhibitory pyrrole derivative of the formula: ##STR1## in which Ra is an optionally substituted benzyl or cinnamyl radical, and ring A is the benzene ring of an optionally substituted benzo[b]thiophene, benzo[b]furan, quinoline or N-alkylquinolone, together with pharmaceutically acceptable salts and non-toxic biodegradable precursors thereof.
The compounds of formula I are useful in the treatment of prophylaxis of the side-effects of diabetes or galactosemia.

REFERENCES:
patent: 4117230 (1978-09-01), Sarges
patent: 4127665 (1978-11-01), Sarges et al.
patent: 4181728 (1980-01-01), Sarges et al.
patent: 4248882 (1981-02-01), Sarges et al.

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