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头孢他美酯
目录号: pi00044001     品名: cefetamet pivoxil
cas no:65243-33-6|chemical formula: c20h25n5o7s2|(pivaloyloxy)methyl (6r,7r)-7-((z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3-methyl-8-oxo-5-thia-1-a……
(6r,7s)-头孢他美酯
目录号: pi00044002     品名: (6r,7s)-cefetamet pivoxil
cas no: |chemical formula: c20h25n5o7s2|(pivaloyloxy)methyl (6r,7s)-7-((z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3-methyl-8-oxo-5-thia -1-aza……
头孢他美酯氧化杂质1
目录号: pi00044003     品名: cefetamet pivoxil oxide impurity 1
cas no: |chemical formula: c20h25n5o8s2|(pivaloyloxy)methyl (6r,7r)-7-((z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3-methyl-8-oxo-5-thia-1-azab……
头孢他美酯氧化杂质2
目录号: pi00044004     品名: cefetamet pivoxil oxide impurity 2
cas no: |chemical formula: c20h25n5o8s2|(pivaloyloxy)methyl (6r,7r)-7-((z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3-methyl-8-oxo-5-thia-1-azab……
(δ3)-头孢他美酯
目录号: pi00044005     品名: (δ3)-cefetamet pivoxil
cas no:126617-54-7 |chemical formula: c20h25n5o7s2|(pivaloyloxy)methyl (6r,7r)-7-((z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3-methyl-8-oxo-5-thia-1……
头孢他美酯反式异构体
目录号: pi00044006     品名: (7e)-cefetamet pivoxil
cas no:1705612-82-3||chemical formula:c20h25n5o7s2||molecular weight:511.56800||exact mass:511.11954||(pivaloyloxy)methyl (6r,7r)-7-((e)-2-(2-aminothiazol-4-yl)……
头孢他美酯反式氧化1
目录号: pi00044007     品名: (7e)-cefetamet pivoxil oxide impurity 1
cas no:n/a||chemical formula:c20h25n5o8s2||molecular weight:527.56700||exact mass:527.11445||(pivaloyloxy)methyl (6r,7r)-7-((e)-2-(2-aminothiazol-4-yl)-2-(metho……
头孢他美酯反式氧化2
目录号: pi00044008     品名: (7e)-cefetamet pivoxil oxide impurity 2
cas no:n/a||chemical formula:c20h25n5o8s2||molecular weight:527.56700||exact mass:527.11445||(pivaloyloxy)methyl (6r,7r)-7-((e)-2-(2-aminothiazol-4-yl)-2-(metho……
头孢他美酯开环杂质
目录号: pi00044009     品名: cefetamet pivoxil open-ring impurity
cas no:n/a ||chemical formula:c20h27n5o8s2 ||molecular weight:529.58300 ||exact mass:529.13010​||(z)-2-(2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-2-(5-……
头孢他美酯杂质b
目录号: pi00044013     品名: cefetamet pivoxil impurity b
cas no:n/a||chemical formula:c21h27n5o8s2||molecular weight:541.59400||exact mass:541.13010||(pivaloyloxy)methyl(6r,7r)-7-((z)-2-(2-((hydroxymethyl)amino)thiazo……
头孢他美酯杂质f
目录号: pi00044010     品名: cefetamet pivoxil impurity f
cas no:n/a||chemical formula:c25h33n5o8s2||molecular weight:595.68600||exact mass:595.17705||(pivaloyloxy)methyl (6r,7r)-7-((z)-2-(methoxyimino)-2-(2-pivalamido……
头孢他美酯杂质g
目录号: pi00044012     品名: cefetamet pivoxil impurity g(a dimer)
cas no:n/a ||chemical formula:c41h50n10o14s4 ||molecular weight:1035.14700 ||exact mass:1034.23908 ||bis((pivaloyloxy)methyl) 7,7'-(((2z,2'z)-2,2'-((methylenebi……
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