Description

Cefoperazone A CAS NO 73240-07-0 is a key pharmaceutical intermediate and a primary building block in the synthesis of the third-generation cephalosporin antibiotic, Cefoperazone. This high-purity compound is critical for ensuring the efficacy, safety, and consistent quality of the final active pharmaceutical ingredient (API). It is essential for manufacturers in the pharmaceutical and fine chemical industries engaged in antibiotic production, research, and development.

Application

• Primary Intermediate for Cefoperazone Sodium API: The essential starting material in the multi-step synthesis of the broad-spectrum antibiotic Cefoperazone Sodium.
• Pharmaceutical Research & Development (R&D): Used in process development, route scouting, and the creation of novel cephalosporin derivatives in laboratory settings.
• Fine Chemical Synthesis: Serves as a specialized building block for synthesizing other complex β-lactam molecules and advanced pharmaceutical intermediates.
• Quality Control & Reference Standard: Employed as a critical reference material in analytical laboratories for HPLC, LC-MS, and NMR methods to ensure batch-to-batch consistency of the final API.

Basic Information

Product Name	Cefoperazone A
CAS No.	73240-07-0
Molecular Formula	C25H27N9O8S2
Molecular Weight	645.67 g/mol
Synonyms	(6R,7R)-7-[[(2R)-2-[[(4-Ethyl-2,3-dioxopiperazin-1-yl)carbonyl]amino]-2-phenylacetyl]amino]-3-[[(1-methyl-1H-tetrazol-5-yl)sulfanyl]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid; 7-[D(-)-α-(4-Ethyl-2,3-dioxo-1-piperazinylcarbonylamino)-phenylacetamido]-3-(1-methyl-1H-tetrazol-5-ylthiomethyl)-3-cephem-4-carboxylic acid; Cefoperazone Acid; Cefoperazone Free Acid; CPZ-A
EINECS	Contact for details

Quality Control

Our Cefoperazone A is manufactured under strict quality management systems to meet the exacting standards of pharmaceutical ingredient production. Each batch is subjected to rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing all specifications and test results is provided to ensure traceability and compliance with cGMP guidelines for advanced pharmaceutical intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under dry, inert conditions to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time corresponds to reference standard
Assay (HPLC)	≥ 98.5%
Water Content (KF)	≤ 1.0%
Related Substances (HPLC)	Total impurities ≤ 1.5% Any single impurity ≤ 0.5%
Residual Solvents (GC)	Complies with ICH Q3C guidelines

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