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头孢吡肟
目录号: pi00019001     品名: cefepime
cas no: 88040-23-7,123171-59-5( dihydrochloride monohydrate)||chemical formula:c19h24n6o5s2||molecular weight:480.55800||exact mass:480.12496||(6r,7r)-7-((z)-2-……
头孢吡肟ep杂质a
目录号: pi00019002     品名: cefepime impurity a (ep)
cas no:97164-57-3 (free base); 149261-27-8 (carboxylic acid)||chemical formula:c19h24n6o5s2||molecular weight:480.55800 ||exact mass:480.12496||(6r,7r)-7-((e)-2……
头孢吡肟ep杂质b
目录号: pi00019003     品名: cefepime impurity b(ep)
cas no:n/a||chemical formula:c25h30n9o7s3 ||molecular weight:664.75045||exact mass:664.14248||1-((7-((z)-2-(2-((z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)aceta……
头孢吡肟ep杂质c
目录号: pi00019004     品名: cefepime impurity c (ep)(1:1 mixture)
cas no:104301-63-5||chemical formula:c8h10n4o3s;c8h12n4o4s||molecular weight:242.25300;260.26800||exact mass:242.04736;260.05793||(z)-2-(2-aminothiazol-4-yl)-2-……
头孢吡肟ep杂质d
目录号: pi00019005     品名: cefepime impurity d(ep)
cas no:65872-41-5|chemical formula:c6h7n3o3s||molecular weight: 201.20000||exact mass: 201.02081||(z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetic acid
头孢吡肟ep杂质e
目录号: pi00019006     品名: cefepime impurity e (ep)
cas no:103296-32-8||chemical formula:c13h19n3o3s||molecular weight:297.37300||exact mass:297.11471||(6r,7r)-7-amino-3-((1-methylpyrrolidin-1-ium-1-yl)methyl)-8-……
头孢吡肟ep杂质f
目录号: pi00019007     品名: cefepime impurity f
cas no: | chemical formula:c32h42n9o7s3 |molecular weight:760.92345|exact mass:760.23638|(6r,7r)-7-((6r,7r)-7-((z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acet……
(6r,7s)头孢吡肟
目录号: pi00019008     品名: (6r,7s)- cefepime
cas no:n/a||chemical formula:c19h24n6o5s2||molecular weight:480.55800||exact mass:480.12496||(6r,7s)-7-((z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3……
头孢吡肟氧化杂质
目录号: pi00019009     品名: cefepime oxide impurity
cas no:n/a||chemical formula:c19h24n6o6s2||molecular weight:496.55700||exact mass:496.11987||(6r,7r)-7-((z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3……
头孢吡肟杂质b-δ3异构体
目录号: pi00019010     品名: δ3-cefepime impurity b
cas no:n/a||chemical formula:||chemical formula: ||c25h29n9o7s3||molecular weight:663.743||exact mass:663.13521||(6r,7r)-7-((z)-2-(2-((z)-2-(2-aminothiazol-4-yl……
d3-头孢吡肟硫酸盐
目录号: pi00019012     品名: cefepime-d3 sulfate
cas no:n/a||chemical formula:c19h23d3n6o9s3||[6r-[6α,7β(z)]]-1-[[7-[[(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]……
δ3-头孢吡肟
目录号: pi00019013     品名: δ3-cefepime
cas no:112258-89-6||chemical formula:c19h24n6o5s2||molecular weight:480.56106||exact mass:480.12496||(6r,7r)-7-((z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acet……
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