Cefixime impurity E

CAS: 72701-01-0

Ref. 3D-FC63679

Product Information

• Name: Cefixime impurity E

Description

Cefixime impurity E is an impurity that has been found in cefixime. It is a by-product of the manufacturing process, which may be due to the presence of a contaminant or the use of a contaminated starting material. Cefixime impurity E is thought to be related to the production of cefixime and may be one of its metabolites. This impurity has been detected at a concentration of less than 1% in bulk pharmaceutical chemicals and at concentrations up to 3% in liquid chromatography samples. Cefixime impurity E can be identified using liquid chromatography methods.

• Brand: Biosynth

Chemical properties

• Molecular weight: 441.44 g/mol
• Formula: C₁₅H₁₅N₅O₇S₂
• Purity: Min. 95%
• InChI: InChI=1S/C15H15N5O7S2/c1-5-3-28-13-9(12(24)20(13)10(5)14(25)26)18-11(23)8(19-27-2-7(21)22)6-4-29-15(16)17-6/h4,9,13H,2-3H2,1H3,(H2,16,17)(H,18,23)(H,21,22)(H,25,26)/b19-8-/t9-,13-/m1/s1
• InChI key: InChIKey=ZDMZWMRTKADQNC-HBWVYFAYSA-N
• SMILES: CC1=C(C(=O)O)N2C(=O)[C@@H](NC(=O)/C(=N\OCC(=O)O)c3csc(N)n3)[C@H]2SC1