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乙酰氧頭孢美唑咨詢
目錄號: PI00021013     品名: 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……
頭孢美唑側(cè)鏈,2-(氰基甲硫基)乙酸咨詢
目錄號: PI00021014     品名: Cefmetazole Side chain,2-(Cyanomethylthio)acetic Acid
CAS No:55817-29-3(Free base),52069-54-2(potassium salt)||Chemical Formula: C4H5NO2S||Molecular Weight:131.153||Exact Mass:131.0041||2-((cyanomethyl)thio)acetic ……
頭孢美唑3位硫異構(gòu)雙鍵位移咨詢
目錄號: PI00021015     品名: Cefmetazole 3-Sulfuration and Double-Bond Shift Impurity
CAS No:N/A ||Chemical Formula:C15H17N7O5S3 ||Molecular Weight:471.52500 ||Exact Mass:471.04533||(6R,7S)-7-(2-((cyanomethyl)thio)acetamido)-7-methoxy-3-((4-methy……
Δ3-頭孢美唑二苯甲酯咨詢
目錄號: PI00021016     品名: Cefmetazole Diphenyl Methyl Ester Δ3-Impurity
CAS No:N/A ||Chemical Formula:C28H27N7O5S3 ||Molecular Weight:637.75288||Exact Mass:637.12358||benzhydryl (6R,7S)-7-(2-((cyanomethyl)thio)acetamido)-7-methoxy-3……
頭孢美唑二苯甲酯咨詢
目錄號: PI00021017     品名: Cefmetazole Diphenyl Methyl Ester Impurity
CAS No:56796-19-1 ||Chemical Formula:C28H27N7O5S3 ||Molecular Weight:637.75288 ||Exact Mass:637.12358||(6R,7S)-benzhydryl7-(2-((isocyanomethyl)thio)acetamido)-7……
頭孢美唑7位四氮唑咨詢
目錄號: PI00021018     品名: Cefmetazole 7-tetrazole
CAS No:74228-11-8||Chemical Formula:C15H18N10O5S3||Molecular Weight:514.55400||Exact Mass:514.06238||(6R,7S)-7-methoxy-7-(2-((1-methyl-1H-tetrazol-5-yl)thio)ace……
頭孢美唑側(cè)鏈氧化雜質(zhì)咨詢
目錄號: PI00021019     品名: Cefmetazole Side-Chain Oxide Impurity
CAS No:N/A ||Chemical Formula:C15H17N7O6S3 ||Molecular Weight:487.52400 ||Exact Mass:487.04024||(6R,7S)-7-(2-((cyanomethyl)sulfinyl)acetamido)-7-methoxy-3-(((1-……
頭孢美唑去甲基雜質(zhì)咨詢
目錄號: PI00021020     品名: Cefmetazole Demethylation Impurity
CAS No:N/A||Chemical Formula:C14H15N7O5S3||Molecular Weight:457.49800||Exact Mass:457.02968||(6R,7S)-7-(2-((cyanomethyl)thio)acetamido)-7-hydroxy-3-(((1-methyl-……
頭孢美唑氧化雜質(zhì)2咨詢
目錄號: PI00021021     品名: Cefmetazole Oxide Impurity 2
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-……
頭孢美唑開環(huán)脫羧雜質(zhì)A咨詢
目錄號: PI00021022     品名: Cefmetazole Open-Ring Decarboxylation Impurity A
CAS No:N/A||Chemical Formula:C14H19N7O4S3||Molecular Weight:445.53100||Exact Mass:445.06606||2-((2-((cyanomethyl)thio)acetamido)(methoxy)methyl)-5-(((1-methyl-1……
頭孢美唑開環(huán)脫羧雜質(zhì)B咨詢
目錄號: PI00021023     品名: Cefmetazole Open-Ring Decarboxylation Impurity B
CAS No:N/A||Chemical Formula:C14H19N7O4S3||Molecular Weight:445.53100||Exact Mass:445.06606||2-((2-((cyanomethyl)thio)acetamido)(methoxy)methyl)-5-(((1-methyl-1……
頭孢美唑雙鍵轉(zhuǎn)移異構(gòu)體2咨詢
目錄號: PI00021024     品名: Δ3-Cefmetazole 2
CAS No:N/A||Chemical Formula:C15H17N7O5S3||Molecular Weight:471.52500||Exact Mass:471.04533||(6R,7S,Z)-7-(2-((cyanomethyl)thio)acetamido)-7-methoxy-3-(((1-methy……
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