现货供应l西地那非杂质对照品

深圳达尔森科技有限公司-ZG医药杂质对照品供应商
西地那非    Sildenafil          139755-83-2

西地那非杂质    Sildenafil Aldehyde Impurity    

2-Ethoxy-5-(4-methyl-piperazin-1-yl-sulphonyl)-benzaldehyde  

西地那非酰胺杂质    Sildenafil Amide Impurity  

4-Amino-1-methyl-3-propylpyrazole-5-carboxamide     39756-02-8

西地那非酰胺杂质盐酸盐 Sildenafil Amide Impurity Hydrochloride    

4-Amino-1-methyl-3-propylpyrazole-5-carboxamide Hydrochloride       247584-10-7

西地那非氯杂质 Sildenafil Chloro Impurity 2-Ethoxybenzoyl chloride        42926-52-3

西地那非酰胺杂质    Sildenafil Carboxamide Impurity    4-(2-Ethoxybenzamido)-1-methyl-3-n-propylpyrazole-5-carboxamide     139756-03-9

西地那非内酰胺杂质 Sildenafil Lactam Impurity    5-(2-ethoxyphenyl)-1-methyl-3-propyl-1,6-dihydro-7H-pyrazole[4,3-d]pyrimidine-7-one     139756-21-1

西地那非氯杂质 Sildenafil Chlorosulfonyl Impurity    5-(5-chlorosulfonyl-2-ethoxyphenyl)-1-methyl-3-propyl-1,6-dihydro-7H-pyrazole[4,3-d]pyrimidine-7-one        139756-22-2
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