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头孢美唑杂质e
目录号: pi00021025     品名: cefmetazole impurity e
cas no:n/a||chemical formula:c16h20n6o7s3||molecular weight:504.55100||exact mass:504.05556||(6r,7s)-7-methoxy-7-(2-((2-methoxy-2-oxoethyl)thio)acetamido)-3-(((……
头孢美唑杂质e中间体
目录号: pi00021026     品名: cefmetazole impurity e
cas no:n/a||chemical formula:c13h15brn6o5s2||molecular weight:479.32400||exact mass:477.97287||(6r,7s)-7-(2-bromoacetamido)-7-methoxy-3-(((1-methyl-1h-tetrazol-……
头孢美唑diphs杂质
目录号: pi00021027     品名: cefmetazole diphs impurity
cas no:64278-70-2||chemical formula:c24h22n6o3s3||molecular weight:538.65900||exact mass:538.09155||benzhydryl(r,e)-3-(((1-methyl-1h-tetrazol-5-yl)thio)methyl)-……
目录号: pi00021028     品名: 7-methylmercapto cefmetazole(tetrabutyl ammonium hydroxide salt)
cas no:n/a||chemical formula:c15h17n7o4s4(c16h37no)||molecular weight:487.58600(259.47800)||exact mass:487.02248(259.28751)|| tetrabutyl ammonium hydroxide salt……
3-乙酰氧四氮唑头孢美唑
目录号: pi00021029     品名: 3-acetyloxy tetrazole cefmetazole
cas no:n/a||chemical formula:c15h18n6o7s2||molecular weight:458.46400||exact mass:458.06784||(6r,7r)-3-(acetoxymethyl)-7-(2-methoxy-2-((1-methyl-1h-tetrazol-5-y……
3-乙酰氧四氮唑头孢美唑双键转移
目录号: pi00021030     品名: 3-acetyloxy tetrazole cefmetazole double-bond shift
cas no:n/a||chemical formula:c15h18n6o7s2||molecular weight:458.46400||exact mass:458.06784||(6r,7r)-3-(acetoxymethyl)-7-(2-methoxy-2-((1-methyl-1h-tetrazol-5-y……
头孢美唑杂质0031
目录号: pi00021031     品名: cefmetazole impurity 0031
cas no:n/a||chemical formula:c13h15cln6o5s2||molecular weight:434.87000||exact mass:434.02339||(6r,7s)-7-(2-chloroacetamido)-7-methoxy-3-(((1-methyl-1h-tetrazol……
头孢美唑杂质0031-△3
目录号: pi00021032     品名: cefmetazole impurity 0031-△3
cas no:n/a||chemical formula:c13h15cln6o5s2||molecular weight:434.87000||exact mass:434.02339||(6r,7s)-7-(2-chloroacetamido)-7-methoxy-3-(((1-methyl-1h-tetrazol……
头孢美唑聚合物a
目录号: pi00021033     品名: cefmetazole dimer a
cas no:n/a||chemical formula:c30h34n14o10s6||molecular weight:943.05000||exact mass:942.09066||(r)-2-((s)-carboxy(2-((cyanomethyl)thio)acetamido)(methoxy)methyl……
头孢美唑聚合物b
目录号: pi00021034     品名: cefmetazole dimer b
cas no:n/a||chemical formula:c29h34n14o8s6||molecular weight:899.04100||exact mass:898.10083||(2r)-2-((2-((cyanomethyl)thio)acetamido)(methoxy)methyl)-3-((6r,7s……
头孢美唑聚合物c
目录号: pi00021035     品名: cefmetazole dimer c
cas no:n/a||chemical formula:c27h32n10o8s6||molecular weight:816.97500||exact mass:816.07288||(2r)-2-((2-((cyanomethyl)thio)acetamido)(methoxy)methyl)-3-((6r,7s……
头孢美唑聚合物d
目录号: pi00021036     品名: cefmetazole dimer d
cas no:n/a||chemical formula:c27h32n10o9s5||molecular weight:800.91400||exact mass:800.09573||(2r)-2-((2-((cyanomethyl)thio)acetamido)(methoxy)methyl)-3-((6r,7s……
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