cimetidine impurity e,西咪替丁ep杂质e,cas no:54237-凯发网址登录

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西咪替丁杂质e(ep)
catalog no: pi20032006     product name: 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]sulfinyl]ethyl]guanidine

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西咪替丁杂质h(ep)
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