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头孢西丁EP杂质G购买
目录号: PI00016008     品名: Cefoxitin Impurity G(EP)(a dimer)
CAS No: | Chemical Formula: C32H33N5O13S4 | (6R,7S)-3-(((((((6R,7S)-2-carboxy-7-methoxy-8-oxo-7-(2-(thiophen-2-yl)acetamido)-5-thia-1-azabicyclo[4.2.0]oct-2-e……
头孢西丁二聚体A购买
目录号: PI00016026     品名: Cefoxitin Dimer A
CAS No:N/A||Chemical Formula:C32H34N6O14S4||Molecular Weight:854.89200||Exact Mass:854.10158||5-(((((6R,7S)-3-((carbamoyloxy)methyl)-7-methoxy-8-oxo-7-(2-(thiop……
头孢西丁二聚体B购买
目录号: PI00016027     品名: Cefoxitin Dimer B
CAS No:N/A||Chemical Formula:C30H29N5O12S4||Molecular Weight:779.82500||Exact Mass:779.06955||(6R,7S)-3-((((6R,7S)-3-((carbamoyloxy)methyl)-7-hydroxy-8-oxo-7-(2……
头孢西丁二聚体C购买
目录号: PI00016028     品名: Cefoxitin Dimer C
CAS No:N/A||Chemical Formula:C31H33N5O13S4||Molecular Weight:811.86700||Exact Mass:811.09577||(6R,7S)-3-(((5-((carbamoyloxy)methyl)-2-(carboxy(methoxy)(2-(thiop……

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