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西咪替丁杂质A(EP)咨询
目录号: PI20032002     品名: Cimetidine impurity A
CAS No:52378-40-2||Chemical Formula:C10H15N5S2||||Molecular Weight:269.38500||Exact Mass:269.07689||methyl 3-cyano-1-[2-[[(5-methyl-1H-imidazol-4-yl)methyl]sulf……
西咪替丁杂质B(EP)咨询
目录号: PI20032003     品名: Cimetidine impurity B(EP)
CAS No:138035-55-9||Chemical Formula:C10H15N5OS||Molecular Weight:253.32400||Exact Mass:253.09973||methyl N'-cyano-N-(2-(((5-methyl-1H-imidazol-4-yl)methyl)thio……
西咪替丁杂质E(EP)咨询
目录号: PI20032006     品名: Cimetidine impurity E,西咪替丁杂质E
CAS No:54237-72-8||Chemical Formula:C10H16N6OS||||Molecular Weight:268.33900||Exact Mass:268.11063||2-cyano-1-methyl-3[2-[[(5-methyl-1H-imidazol-4-yl)methyl]sul……
西咪替丁杂质G(EP)咨询
目录号: PI20032008     品名: 西咪替丁杂质G
CAS No:31857-31-5||Chemical Formula:C4H8N4||Molecular Weight:112.13600||Exact Mass:112.0749||2-cyano-1,3-dimethylguanidine
西咪替丁杂质H(EP)咨询
目录号: PI20032009     品名: 西咪替丁杂质H
CAS No:74886-59-2||Chemical Formula:C10H18N8S2||Molecular Weight:314.43000||Exact Mass:314.10958||1,1'-(disulfanediylbis(ethane-2,1-diyl))bis(2-cyano-3-methylgu……
西咪替丁杂质J(EP)咨询
目录号: PI20032010     品名: 西咪替丁杂质J
CAS No:38585-67-0||Chemical Formula:C7H13N3S||Molecular Weight:171.26200||Exact Mass:171.08302||2-(((5-methyl-1H-imidazol-4-yl)methyl)thio)ethan-1-amine
西咪替丁杂质12咨询
目录号: PI20032012     品名: Cimetidine impurity 12
CAS No:3724-26-3||Chemical Formula:C4H6N2O ||Molecular Weight:98.10500||Exact Mass:98.04801||(1H-imidazol-2-yl)methanol
西咪替丁杂质K咨询
目录号: PI20032011     品名: Cimetidine impurity K
CAS No:81428-97-9||Chemical Formula:C10H16N6O2S||Molecular Weight:284.33800||Exact Mass:284.10554||(E)-2-cyano-1-methyl-3-(2-(((5-methyl-1H-imidazol-4-yl)methyl……

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