7597-60-6

Einecs 231-501-4 Caffeine Impurity B Caffeine impurity 1 C7H10N4O3, M.W:198.18 Caffeine EP Impurity B Theophylline EP Impurity C Theophylline USP Related Compound C Formyl 1,3-dimethyl-5,6-diaminouracil 1,3-Dimethyl-4-amino-5-formyl urazine 6-amino-5-formamido-1,3-dimethyluracil Theophylline-Ethylenediamine Impurity C Theophylline-Ethylenediamine EP Impurity C 6-AMino-5-1,3-diMethyl-5-(forMaMido)uracil 6-AMINO-1,3-DIMETHYL-5-(FORMYLAMINO)URACIL Caffeine Impurity 2(Caffeine EP Impurity B) 6-Amino-5-(N-Formylamino)-1,3-Dimethyl Uracil Caffeine Impurity B/Theophylline EP Impurity C N-(4-amino-1,3-dimethyl-2,6-dioxopyrimidin-5-yl)formamide 6-Amino-1,3-dimethyl-5-(formylamino) uracil (Caffeine Imp B) solution N-(6-amino-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)formamide N-[(6-Amino-1,2,3,4-tetrahydro-1,3-dimethyl-2,4-dioxopyrimidin)-5-yl]formamide Formamide, N-(6-amino-1,2,3,4-tetrahydro-1,3-dimethyl-2,4-dioxo-5-pyrimidinyl)- Theophylline-ethylenediamine Impurity 3（Theophylline-ethylenediamine EP Impurity C） c . N-(6-a mi no-1,3-d i me th yl-2,4-d i oxo-1,2,3,4-te tra h yd ropyri mi d i n-5-yl)f orma mi d e , Theophylline Related Compound C (N-(6-Amino-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl (1653037)