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头孢他啶侧链杂质
目录号: pi00011013     品名: ceftazidime side chain impurity
cas no: | chemical formula: c11h16n4o8s2 | z)-2-(((1-(2-aminothiazol-4-yl)-2-((2-hydroxy-2-sulfoethyl)amino)-2-oxoethylidene)amino)oxy)-2-methylpropanoic……
头孢他啶内酯
目录号: pi00011015     品名: ceftazidime lactone
cas no: 1301254-50-1| chemical formula: c17h17n5o7s2 |2-((((z)-1-(2-aminothiazol-4-yl)-2-(((5ar,6r)-1,7-dioxo-1,4,5a,6-tetrahydro-3h,7h-azeto[2,1-b]furo[3,4-d]……
头孢他啶双母核
目录号: pi00011016     品名: ceftazidime double mother nucleus impurity
cas no: n/a | chemical formula: c35h33n9o9s3 |(6r,7r)-7-((6r,7r)-7-((z)-2-(2-aminothiazol-4-yl)-2-(((2-carboxylatopropan-2-yl)oxy)imino)acetamido)-8-oxo-3-(p……
头孢他啶氧化杂质1
目录号: pi00011017     品名: ceftazidime oxide impurity 1
cas no:1301254-48-7 ||chemical formula:c25h27n9o8s2 ||molecular weight:562.57200 ||exact mass:562.09405 ||(6r,7r)-7-((z)-2-(2-aminothiazol-4-yl)-2-(((2-carboxyp……
乙酰氧头孢他啶二聚体
目录号: pi00011018     品名: acetoxy ceftazidime dimer
cas no:n/a||chemical formula:c29h31n7o13s3 ||molecular weight:781.78300||exact mass:781.1142||(6r,7r)-3-(acetoxymethyl)-7-((6r,7r)-3-(acetoxymethyl)-7-((z)-2-(2……
乙酰氧头孢他啶中间体
目录号: pi00011019     品名: acetoxy ceftazidime intermediate
cas no:n/a||chemical formula:c9h10n2o3s||molecular weight:583.63446||exact mass:583.14067||(6r,7r)-3-(acetoxymethyl)-7-((z)-2-(2-aminothiazol-4-yl)-2-(((1-(tert……
头孢他啶活性酯反式杂质
目录号: pi00011020     品名: ceftazidine active ester ttrans impurity
cas no:n/a||chemical formula:c20h22n4o4s3 ||molecular weight:478.60000||exact mass:478.08032||(e)-tert-butyl 2-(((1-(2-aminothiazol-4-yl)-2-(benzo[d]thiazol-2-y……
头孢他啶二聚体杂质a
目录号: pi00011021     品名: ceftazidime dimer a
cas no:n/a||chemical formula:c39h41n11o15s4 ||molecular weight:1032.05900||exact mass:1031.16664||(6r,7r)-7-((z)-2-(2-((((r)-2-((r)-((z)-2-(2-aminothiazol-4-yl)……
头孢他啶二聚体杂质b
目录号: pi00011022     品名: ceftazidime dimer b
cas no:n/a||chemical formula:c39h39n11o14s4||molecular weight:1014.04400 ||exact mass:1013.15608||(6r,7r)-7-((z)-2-(2-(2-((z)-2-(2-aminothiazol-4-yl)-2-(((2-car……
头孢他啶三聚体a
目录号: pi00011023     品名: ceftazidime trimer a
cas no:n/a||chemical formula:c66h62n18o19s6||molecular weight:1603.68900||exact mass:1602.27629"(6r,7r)-7-((z)-2-(2-((6r,7r)-7-((z)-2-(2-((6r,7r)-7-((z)-2-(2-am……
头孢他啶杂质k
目录号: pi00011024     品名: ceftazidime impurity k
cas no:n/a||chemical formula:c9h12n4o4s||molecular weight:272.27900||exact mass:272.05793 ||(z)-2-(((2-amino-1-(2-aminothiazol-4-yl)-2-oxoethylidene)amino)oxy)-……
头孢他啶杂质impa
目录号: pi00011025     品名: ceftazidime impurity impa
cas no:n/a||chemical formula:c27h26n6o9s3 ||molecular weight:674.71800||exact mass:674.09234 (6r,7r)-7-((z)-2-(2-(((4-carboxy-2h-thiet-3-yl)methyl)amino)thiazol……
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