Description

Cefempidone CAS NO 103238-57-9 is a high-purity chemical intermediate of significant importance in advanced pharmaceutical synthesis. Its primary value lies in its role as a key building block for the development of novel cephalosporin-class antibiotics, enabling research into more effective antimicrobial agents. This compound is essential for pharmaceutical R&D laboratories, fine chemical manufacturers, and academic institutions focused on medicinal chemistry and new drug development.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of advanced-generation cephalosporin antibiotics.
• Medicinal Chemistry Research: Used as a scaffold or building block for designing and testing new antibacterial compounds with improved efficacy and spectrum of activity.
• Fine Chemical Synthesis: Employed in multi-step organic synthesis processes to introduce specific functional groups essential for β-lactam antibiotic activity.
• API Development: Integral in the process development and scale-up of new Active Pharmaceutical Ingredients (APIs) targeting resistant bacterial strains.
• Biochemical Studies: Utilized in research to study structure-activity relationships (SAR) and the mechanism of action of β-lactam drugs.

Basic Information

Product Name	Cefempidone
CAS No.	103238-57-9
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	(6R,7R)-7-[[(2Z)-2-(2-Amino-1,3-thiazol-4-yl)-2-methoxyiminoacetyl]amino]-3-[(1-methyl-1H-tetrazol-5-yl)sulfanylmethyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid; Cefepime intermediate; Cefepime precursor; 7-ACA derivative; Tetrazolylmethyl cephalosporin intermediate
EINECS	Contact for details

Quality Control

Our Cefempidone is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity suitable for pharmaceutical R&D. Each lot undergoes comprehensive analytical testing, including identification, assay, and impurity profiling via advanced techniques like HPLC. A Certificate of Analysis (COA) detailing all specifications and test results is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from incompatible materials. For long-term storage, consider conditions recommended for moisture-sensitive and light-sensitive pharmaceutical intermediates.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.