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Current Position： > Product > Drug Impurities > Cefmetazole
Cefmetazole MMT Isomer
Catalog No: PI00021002     Product Name: Cefmetazole MMT Isomer
CAS No:N/A||Chemical Formula:C15H17N7O5S3||Molecular Weight:471.525||Exact Mass:471.04533||(6R,7S)-7-(2-((cyanomethyl)thio)acetamido)-7-methoxy-3-((4-methyl-5-t…
Detetrazole Cefmetazole
Catalog No: PI00021004     Product Name: Detetrazole Cefmetazole
CAS No:N/A||Chemical Formula:C13H15N3O6S2 ||Molecular Weight:373.39800||Exact Mass:373.04023||(6R,7S)-7-(2-((cyanomethyl)thio)acetamido)-3-(hydroxymethyl)-7-met…
Cefmetazole Lactone
Catalog No: PI00021005     Product Name: Cefmetazole Lactone
CAS No:70993-70-3||Chemical Formula:C13H13N3O5S2 ||Molecular Weight:355.38000||Exact Mass:355.03000||2-((cyanomethyl)thio)-N-((5aR,6S)-6-methoxy-1,7-dioxo-1,4,5…
Cefmetazole Open Ring Impurity
Catalog No: PI00021006     Product Name: Cefmetazole Open Ring Impurity
CAS No:N/A||Chemical Formula:C15H19N7O6S3||Molecular Weight:489.54000||Exact Mass:489.05589 ||(R)-2-((S)-carboxy(2-((cyanomethyl)thio)acetamido)(methoxy)methyl)…
Cefmetazole Oxidation Impurity
Catalog No: PI00021007     Product Name: Cefmetazole Oxidation Impurity
CAS No:N/A||Chemical Formula:C15H17N7O6S3 ||Molecular Weight:487.52400||Exact Mass:487.04024||(6R,7S)-7-(2-((cyanomethyl)thio)acetamido)-7-methoxy-3-(((1-methyl…
Cefmetazole Impurity 3
Catalog No: PI00021008     Product Name: Cefmetazole Impurity 3
CAS No:N/A||Chemical Formula:C13H16N6O5S3 ||Molecular Weight:432.48800||Exact Mass:432.03443||(6R,7S)-7-(2-mercaptoacetamido)-7-methoxy-3-(((1-methyl-1H-tetrazo…
Cefmetazole 7-Lateral Chain
Catalog No: PI00021009     Product Name: Cefmetazole 7-Lateral Chain
CAS No:N/A||Chemical Formula:C4H6N4O2S||Molecular Weight:174.178||Exact Mass:174.02115||2-((1-methyl-1H-tetrazol-5-yl)thio)acetic acid
Cefmetazole 7-Tetrazole Double-Bond Shift
Catalog No: PI00021010     Product Name: Cefmetazole 7-Tetrazole Double-Bond Shift
CAS No:N/A||Chemical Formula:C15H18N10O5S3||Molecular Weight:514.554||Exact Mass:514.06238||(6R,7S)-7-methoxy-7-(2-((1-methyl-1H-tetrazol-5-yl)thio)acetamido)-3…
Cefmetazole 7-tetrazole Precursor
Catalog No: PI00021011     Product Name: Cefmetazole 7-tetrazole Precursor
CAS No:N/A||Chemical Formula:C28H28N10O5S3||Molecular Weight:680.777||Exact Mass:680.14063||(6R,7S)-benzhydryl 7-methoxy-7-(2-((1-methyl-1H-tetrazol-5-yl)thio)a…
Cefmetazole MMT Impurity
Catalog No: PI00021012     Product Name: Cefmetazole MMT Impurity
CAS No:13183-79-4||Chemical Formula:C2H4N4S||Molecular Weight:116.14200||Exact Mass:116.01567||1-methyl-1H-tetrazole-5-thiol
Acetoxy Cefmetazole
Catalog No: PI00021013     Product Name: Acetoxy Cefmetazole
CAS No:56796-16-8||Chemical Formula:  C15H17N3O7S2||Molecular Weight:415.44138||Exact Mass:415.05079||(6R,7S)-3-(acetoxymethyl)-7-(2-((cyanomethyl)thio)acetamid…
Cefmetazole Side chain
Catalog No: PI00021014     Product Name: Cefmetazole Side chain
CAS No:55817-29-3||Chemical Formula: C4H5NO2S||Molecular Weight:131.153||Exact Mass:131.0041||2-((cyanomethyl)thio)acetic acid
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