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头孢克肟购买
目录号: PI00001001     品名: Cefixime
CAS No:79350-37-1||Chemical Formula:C16H15N5O7S2||Molecular Weight:453.44400 ||Exact Mass:453.04129||(6R,7R)-7-[[(Z)-2-(2-Aminothiazol-4-yl)-2-[(carboxymethoxy)……
头孢克肟EP杂质A购买
目录号: PI00001002     品名: Cefixime Impurity A(EP)
CAS No:1614255-90-1||Chemical Formula:C16H17N5O8S2||Exact Mass:471.45900 ||Exact Mass:471.05185 ||2-((Z)-2-(2-aminothiazol-4-yl)-2-((carboxymethoxy)imino)acetam……
头孢克肟EP杂质B购买
目录号: PI00001003     品名: Cefixime Impurity B(EP)
CAS No:1335475-19-8||Chemical Formula:C15H17N5O6S2||Molecular Weight:427.45000||Exact Mass:427.06202 ||2-[[[(Z)-1-(2-aminothiazol-4-yl)-2-[[[(2R,5RS)-5-methyl-7……
头孢克肟EP杂质C购买
目录号: PI00001004     品名: Cefixime 7-epimer , Cefixime Impurity C (EP)
CAS No:108691-83-4||Chemical Formula:C16H15N5O7S2||Molecular Weight:453.44400||Exact Mass:453.04129||(6R,7S)-7-[[(Z)-2-(2-aminothiazol-4-yl)-2-[(carboxymethoxy)……
头孢克肟EP杂质D购买
目录号: PI00001005     品名: Cefixime E-isomer Cefixime Impurity D (EP)
CAS No:97164-56-2||Chemical Formula:C16H15N5O7S2||Molecular Weight:453.44400||Exact Mass:453.04129||(6R,7R)-7-[[(E)-2-(2-aminothiazol-4-yl)-2-[(carboxymethoxy)i……
头孢克肟EP杂质E购买
目录号: PI00001006     品名: Cefixime Impurity E(EP)
CAS No:72701-01-0||Chemical Formula:C15H15N5O7S2||Molecular Weight:441.43300 ||Exact Mass:441.04129 ||(6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-((2-methoxy-2-oxo……
头孢克肟EP杂质F购买
目录号: PI00001007     品名: Cefixime Impurity F(EP)
CAS No:79368-95-9||Chemical Formula:C18H19N5O7S2||Molecular Weight:481.49800||Exact Mass:481.07259 ||(6R,7R)-7-[[(Z)-2-(2-aminothiazol-4-yl)-2-[(2-ethoxy-2-oxoe……
头孢克肟甲酯购买
目录号: PI00001008     品名: Cefixime Methyl Ester
CAS No:88621-01-6||Chemical Formula:C17H17N5O7S2||Molecular Weight:467.47100||Exact Mass:467.05694||(6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-((2-methoxy-2-oxoet……
头孢克肟氧化杂质购买
目录号: PI00001009     品名: Cefixime Oxide Impurity
CAS No:1335555-87-7||Chemical Formula:C16H15N5O8S2||Molecular Weight:469.44300||Exact Mass:469.03620 ||(6R,7R)-7-((Z)-3-(2-aminothiazol-4-yl)-2-((carboxymethoxy……
头孢克肟内酯购买
目录号: PI00001010     品名: Cefixime Lactone
CAS No:N/A||Chemical Formula:C16H15N5O7S2||Molecular Weight:453.444000||Exact Mass:453.04129||2-((((Z)-1-(2-aminothiazol-4-yl)-2-(((5aR,6R)-3-methyl-1,7-dioxo-1……
头孢克肟杂质E前体购买
目录号: PI00001011     品名: Cefixime Impurity E Precursors
CAS No:N/A||Chemical Formula:C16H17N5O7S2||Molecular Weight:455.46000||Exact Mass:455.05694 ||(6R,7R)-7-((Z)-2-(2-aminothiazol-4-yl)-2-((2-methoxy-2-oxoethoxy)i……
头孢克肟杂质B(7E)购买
目录号: PI00001012     品名: Cefixime Impurity B(7E)
CAS No:N/A||Chemical Formula:C15H17N5O6S2||Molecular Weight:427.45000||Exact Mass:427.06202||Chemical Formula:C15H17N5O6S2丨2-((((E)-1-(2-aminothiazol-4-yl)-2-((……
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