Novel Pyrimidin-4-yl-3-amino-pyrrolo[3,4-c]pyrazoles as Protein Kinase C Inhibitors for Treating Diseases.

This patent describes the series of compounds and their pharmaceutically acceptable salts, such as compound K7 (as a representative potent compound). These protein kinase C selective inhibitors are useful for treating diabetes mellitus and its complications, cancer, ischemia, inflammation, central nervous system disorders, cardiovascular disease, Alzheimer's disease, dermatological disease, virus diseases, inflammatory disorders, or diseases in which the liver is a target organ.