3-Imino-1,2-dithiole derivatives have anti-inflammatory and anti-psoriatic activity, for the treatment of arthritis, rheumatism, psoriasis, dermatitis, and the like

摘要

3-Imino-1,2-dithioles (I), their isomers and salts are new. 3-Imino-1,2-dithioles of formula (I), their isomers and salts are new: Het1 and Het2 = heteroaryl; and A = 1-6C straight or branched alkylene Independent claims are also included for: (1) the preparation of (I); (2) pharmaceutical compositions comprising (I); and (3) the intermediate N-(4,6-dimethyl-2-pyridyl)-3-oxo-3-(3-pyridyl) propionamide (IVa).