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Current Position： > Product > Drug Impurities > Piperacillin
Piperacillin Open-Ring Methyl Ester(2 peaks)
Catalog No: PI04011026     Product Name: Piperacillin Open-Ring Methyl Ester
CAS No:N/A||Chemical Formula:C24H31N5O8S||Molecular Weight:549.59900 ||Exact Mass:549.18933||(4S)-2-(1-((R)-2-(4-ethyl-2,3-dioxopiperazine-1-carboxamido)-2-phen……
Ethyl-Esterized Piperacillin
Catalog No: PI04011027     Product Name: Ethyl-Esterized Piperacillin
CAS No:N/A||Chemical Formula:C25H31N5O7S||Molecular Weight:545.61100 ||Exact Mass:545.19442||ethyl (2S,5R,6R)-6-((R)-2-(4-ethyl-2,3-dioxopiperazine-1-carboxamid……
Piperacillin Open-Ring Amide
Catalog No: PI04011028     Product Name: Piperacillin Open-Ring Amide
CAS No:N/A||Chemical Formula:C23H31N7O6S||Molecular Weight:533.60400||Exact Mass:533.20565||2-(2-amino-1-(2-(4-ethyl-2,3-dioxopiperazine-1-carboxamido)-2-phenyl……
Piperacillin Amide
Catalog No: PI04011029     Product Name: Piperacillin Amide
CAS No:N/A||Chemical Formula:C23H28N6O6S||Molecular Weight:516.57300||Exact Mass:516.17910||(2S,5R,6R)-6-((R)-2-(4-ethyl-2,3-dioxopiperazine-1-carboxamido)-2-ph……
Piperacillin Open-Ring Dimer
Catalog No: PI04011030     Product Name: Piperacillin Open-Ring Dimer
CAS No:N/A||Chemical Formula:C46H54N10O14S2||Molecular Weight:1035.11400||Exact Mass:1034.32624||2-(carboxy((R)-2-(4-ethyl-2,3-dioxopiperazine-1-carboxamido)-2-……
Piperacillin Open-Ring Amide 2
Catalog No: PI04011031     Product Name: Piperacillin Open-Ring Amide 2
CAS No:N/A||Chemical Formula:C23H30N6O7S||Molecular Weight:534.58800||Exact Mass:534.18967||(4S)-2-(2-amino-1-((R)-2-(4-ethyl-2,3-dioxopiperazine-1-carboxamido)……
Piperacillin Impurity IMP B
Catalog No: PI04011032     Product Name: Piperacillin Impurity IMP B
CAS No:N/A||Chemical Formula:C24H29N5O7S||Molecular Weight:531.58400||Exact Mass:531.17877||(2S,5R,6R)-3-ethyl-6-((R)-2-(4-ethyl-2,3-dioxopiperazine-1-carboxami……
Piperacillin Oxide Impurity 1
Catalog No: PI04011033     Product Name: Piperacillin Oxide Impurity 1
CAS No:N/A||Chemical Formula:C23H27N5O8S||Molecular Weight:533.55600||Exact Mass:533.15803||(2S,5R,6R)-6-((R)-2-(4-ethyl-2,3-dioxopiperazine-1-carboxamido)-2-ph……
Piperacillin Oxamide(Piperacillin Impurity 12）
Catalog No: PI04011034     Product Name: Piperacillin Oxamide(Piperacillin Impurity 12）
CAS No:64844-70-8||Chemical Formula:C23H29N5O8S||Molecular Weight:535.57200||Exact Mass:535.17368||(2S,5R,6R)-6-((R)-2-(3-(2-(1-carboxy-N-ethylformamido)ethyl)u……
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