Synonyms1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione, ethane-1,2-diamine (2:1) Close 1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione, ethane-1,2-diamine (2:1) Related products Aminophylline M.F. M.W. 180.2 : 1/2(60.1) CAT# AR-T03586 CAS# 317-34-0