二羟丙茶碱杂质/蒽三酚杂质/盐酸多巴酚丁胺杂质(快速优惠供应）

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二羟丙茶碱杂质(快速优惠供应）                Diprophylline
二羟丙茶碱杂质A                 Imp. A (EP): N-Methyl-5-(methylamino)-1H-imidazole-4-carboxamide (Theophyllidine)
二羟丙茶碱杂质B                 Imp. B (EP): 1,3-Dimethyl-3,7-dihydro-1H- purine-2,6-dione (Theophylline)
二羟丙茶碱杂质C                 Imp. C (EP): 7-(2-Hydroxyethyl)-1,3-dimethyl-3,7-dihydro-1H-purine-2,6-dione (Etofylline)

双嘧达莫杂质(快速优惠供应）                 Dipyridamole
双嘧达莫杂质C                 Imp. C (EP): 2,2'-[[6-Chloro-4,8-di(piperidin-1- yl)pyrimido[5,4-d]pyrimidin-2-yl]nitrilo]diethanol

蒽三酚杂质(快速优惠供应）                 Dithranol
蒽三酚杂质                 Dithranol
蒽三酚杂质A                 Imp. A (EP): Anthracen-9(10H)-one (Anthrone)
蒽三酚杂质B                 Imp. B (EP): 1,8-Dihydroxyanthracene-9,10-dione (Danthron)
蒽三酚杂质CImp. C (EP): 4,4',5,5'-Tetrahydroxy-9,9'-bianthracenyl-10,10'(9H,9'H)-dione (Dithranol Dimer)

盐酸多巴酚丁胺杂质(快速优惠供应）                 Dobutamine Hydrochloride
盐酸多巴酚丁胺杂质 A                 Imp. A (EP) as Hydrochloride: Dopamine Hydrochloride
盐酸多巴酚丁胺杂质 B                 Imp. B (EP): 4-(4-Hydroxyphenyl)butan-2-one