Theophylline 58-55-9 Other name:1,3-Dimethyl-3,7-dihydro-1H-purine-2,6-dione;1,3-dimethyl-xanthin;1H-Purine-2,6-dione,3,7-dihydro-1,3-dimethyl-;3,7-dihydro-1,3-dimethyl-1h-purine-6-dione;3h)-dione,1,3-dimethyl-purine-6(1h;6-dione,3,7-dihydro-1,3-dimethyl-1H-Purine-2;accurbron;Acet-theocinCAS No.:58-55-9 Standard:cp Molecular formula:C7H8N4O2 Molecular weight:180.16 EINECS No.:200-385-7 Melting point:271-273 Storage: under the environment of 2-8HCl: solubleAppearance:White crystal or crystalline powder, odorless, bitter taste.Application:Theophylline is methyl purine drugs. It has a strong function to strength heart, diuresis, dilatation of the coronary artery, central exciting system and good treatment of bronchial asthma, emphysema, bronchitis, cardiac dyspnea.