2,4-DIAMINOPYRIMIDINE DERIVATIVE

摘要

PURPOSE: The compounds are novel and have important antibacterial properties. The compounds can be used to inhibit or prevent infectious diseases. The compounds have excellent antibacterial activities against multi-resistance gram positive strains and opportunistic infectious pathogens such as Pneumocystis carinii. Also, the compounds represent synergic effects by being administered as a mixture with known antibacterial active materials. CONSTITUTION: The invention relates to the compounds of Formula I, their pharmaceutically useful salts, the uses of the compounds and their salts as therapeutic active materials; drugs based on the materials and producing methods thereof; the uses of the materials as drug and the uses of the materials for producing antibacterial active drugs; and producing methods of the compounds of Formula I and their pharmaceutically allowable salts and intermediates for producing them.