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头孢丙烯氧化杂质1
目录号: pi00030025     品名: cefprozil oxide impurity 1
cas no:n/a||chemical formula:c18h19n3o6s||molecular weight:405.42496 ||exact mass:405.09946||(6r,7r)-7-((r)-2-amino-2-(4-hydroxyphenyl)acetamido)-8-oxo-3-((z)-p……
头孢丙烯氧化杂质2
目录号: pi00030026     品名: cefprozil oxide impurity 2
cas no:n/a||chemical formula:c18h19n3o6s ||molecular weight:405.42496||exact mass:405.09946 ||(6r,7r)-7-((r)-2-amino-2-(4-hydroxyphenyl)acetamido)-8-oxo-3-((z)-……
头孢丙烯氧化杂质3
目录号: pi00030027     品名: cefprozil oxide impurity 3
cas no:n/a||chemical formula:c18h19n3o6s||molecular weight:405.42496 ||exact mass:405.09946||(6r,7r)-7-((r)-2-amino-2-(4-hydroxyphenyl)acetamido)-8-oxo-3-((e)-p……
e-头孢丙烯
目录号: pi00030028     品名: e-cefprozil isomer
cas no:92676-86-3||chemical formula:c18h19n3o5s||molecular weight:389.426||exact mass:389.10454||(6r,7r)-7-((r)-2-amino-2-(4-hydroxyphenyl)acetamido)-8-oxo-3-((……
头孢丙烯氧化杂质4
目录号: pi00030029     品名: cefprozil oxide impurity 4
cas no:n/a||chemical formula:c18h19n3o6s||molecular weight:405.42496 ||exact mass:405.09946||(6r,7r)-7-((r)-2-amino-2-(4-hydroxyphenyl)acetamido)-8-oxo-3-((e)-p……
头孢丙烯杂质n中间体
目录号: pi00030031     品名: cefprozil impurity n intermediate
cas no:n/a||chemical formula:c26h31n3o9s||molecular weight:561.60600||exact mass:561.17810||(6r,7r)-7-((r)-2-((tert-butoxycarbonyl)amino)-2-(4-((ethoxycarbonyl)……
头孢丙烯母核二聚体杂质
目录号: pi00030032     品名: cefprozil mother nucleus dimer
cas no:n/a||chemical formula:c20h22n4o5s2||molecular weight:462.53900||exact mass:462.10316||7-(7-amino-8-oxo-3-((z)-prop-1-en-1-yl)-5-thia-1-azabicyclo[4.2.0]o……
头孢丙烯双母核杂质
目录号: pi00030033     品名: cefprozil double mother nucleus
cas no:n/a||chemical formula:c28h29n5o7s2||molecular weight:611.68800||exact mass:611.15084||7-(7-((r)-2-amino-2-(4-hydroxyphenyl)acetamido)-8-oxo-3-((z)-prop-1……
甲氧基头孢丙烯(usp有关物质2杂质c)
目录号: pi00030034     品名: methoxy cefprozil
cas no:n/a||chemical formula:c17h19n3o6s||molecular weight:393.41400 ||exact mass:393.09946||(6r,7r)-7-((r)-amino-2-(4-hydroxyphenyl)acetamido)-3-(methoxymethyl……
头孢丙烯开环脱羧内酯
目录号: pi00030035     品名: cefprozil open-ring decarboxylation lactone
cas no:n/a||chemical formula:c17h21n3o4s||molecular weight:363.43200||exact mass:363.12528"||(2r)-2-amino-n-((5-ethyl-7-oxo-1,2,5,7-tetrahydro-4h-furo[3,4-d][1,……
头孢丙烯杂质g1
目录号: pi00030036     品名: cefprozil impurity g1
cas no:n/a||chemical formula:c18h21n3o6s||molecular weight:407.44100||exact mass:407.11511||(r)-2-((s)-((r)-2-amino-2-(4-hydroxyphenyl)acetamido)(carboxy)methyl……
头孢丙烯聚合物a
目录号: pi00030037     品名: cefprozil dimer a
cas no:n/a||chemical formula:c36h38n6o10s2||molecular weight:778.85200||exact mass:778.20908||(6r,7r)-7-((r)-2-((r)-2-((r)-2-amino-2-(4-hydroxyphenyl)acetamido)……
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