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Cefixime Related Compounds & Impurities

Cefixime is an oral third-generation cephalosporin with strong Gram-negative activity, widely used for respiratory, urinary and gonococcal infections.

Simson Pharma Limited along with its subsidiary offices Simson Pharma Global Ltd. (UK) and Simson Pharma Global LLC (USA) is a trusted manufacturer and supplier of high-quality pharmaceutical reference standards, offering a comprehensive portfolio of Cefixime reference standards, pharmacopeial and non-pharmacopeial Cefixime impurities, related compounds, related substances, metabolites, stable isotope-labelled compounds, deuterium labelled compounds and nitrosamine (N-NO) reference standards.

These materials support pharmaceutical research and development, product development, ANDA and DMF submissions, quality control (QC), analytical method development and validation, stability studies, impurity identification, and genotoxic impurity assessment.

Our Cefixime-related reference standards are thoroughly characterized using advanced analytical techniques and are supplied with comprehensive Certificates of Analysis (COA) and supporting analytical data from our USFDA certified, ISO 17025 and ISO 17034 accredited Lab, to meet global regulatory expectations. EP and USP traceable reference standards can also be provided upon request, subject to availability. Simson is also a provider of EP and USP traceable standards. To ensure consistent quality and reliability, our reference standards are periodically re-tested according to established quality management procedures.

Impurity Standards

Cefixime Trans-lactone

CAT. No.C320031 CAS No.NA Mol. F.C15H17N5O6S2 Mol. W.427.50 g/mol Stock Status Custom Synthesis
COA MSDS

Ceftriaxone Impurity 4

CAT. No.C320005 CAS No.149-30-4 Mol. F.C7H5NS2 Mol. W.167.25 g/mol Stock Status Instock
COA MSDS

N-Acetyl Cefixime

CAT. No.C320017 CAS No.130136-31-1 Mol. F.C18H17N5O8S2 Mol. W.495.49 g/mol Stock Status Custom Synthesis
COA MSDS

Working Standards

Cefixime Trihydrate

CAT. No.C320000B CAS No.125110-14-7 Mol. F.C16H15N5O7S2.3H2O Mol. W.507.50 g/mol Stock Status Instock
COA MSDS

Isotope Labelled Compounds

Cefixime-13C,15N2

CAT. No.C320029 CAS No.NA Mol. F.C1513CH15N315N2O7S2 Mol. W.456.43 g/mol Stock Status Please Enquire
COA MSDS

Product structure

Sample structure

Catalogue no.: — CAS no.: — Formula: — Mol. weight: —

Illustrative sample structure
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