Description

Antibiotic A-204A is a potent, semi-synthetic antibiotic compound belonging to the cephalosporin class, identified by CAS No. 43110-10-7. It is valued for its broad-spectrum activity against a wide range of Gram-positive and Gram-negative bacteria, offering a critical tool in combating resistant infections. This high-purity active pharmaceutical ingredient (API) is essential for manufacturers in the pharmaceutical industry developing injectable and oral antibiotic formulations.

Application

• Pharmaceutical API: Primary use as the active ingredient in the synthesis of finished antibiotic drugs.
• Injectable Formulations: Development of sterile parenteral solutions for hospital and clinical use.
• Oral Dosage Forms: Manufacture of capsules and tablets for systemic antibacterial therapy.
• Veterinary Medicine: Production of antibiotics for treating bacterial infections in livestock and companion animals.
• Research & Development: Used as a reference standard and in preclinical studies for novel antimicrobial agents.
• Combination Therapies: Component in fixed-dose combination drugs to enhance efficacy and combat resistance.

Basic Information

Product Name	Antibiotic A-204A
CAS No.	43110-10-7
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Cephalosporin A-204A; (6R,7R)-7-[(Z)-2-(2-Amino-4-thiazolyl)-2-methoxyiminoacetamido]-3-[(1-methyl-1H-tetrazol-5-yl)thio]methyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid; Cefmenoxime intermediate; Antibiotic A204A; A-204A Antibiotic; 7β-[2-(2-Aminothiazol-4-yl)-2-(methoxyimino)acetamido]-3-[[(1-methyl-1H-tetrazol-5-yl)thio]methyl]-3-cephem-4-carboxylic acid
EINECS	Contact for details

Quality Control

Our Antibiotic A-204A is manufactured under strict quality management systems. The product undergoes rigorous analytical testing to ensure it meets high-purity standards suitable for pharmaceutical applications, including identity, potency, and impurity profile verification. Certificates of Analysis (COA) are available upon request, detailing compliance with in-house specifications aligned with ICH guidelines.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). The product is hygroscopic (moisture-sensitive) and should be handled under dry conditions to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms
Identification (HPLC)	Conforms
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Heavy Metals	≤ 20 ppm
Microbial Limits	Conforms to Ph. Eur. 2.6.12/2.6.13

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