Description

Sulfamethazine-N4-Acetyl is a key pharmaceutical intermediate and analytical reference standard. This compound is critical for ensuring the quality, safety, and efficacy of sulfonamide-based veterinary and human medications. It is primarily required by manufacturers and research laboratories in the pharmaceutical, veterinary medicine, and analytical chemistry sectors for synthesis, quality control, and method development.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of Sulfamethazine and related sulfonamide antibiotics.
• Veterinary Medicine Production: Used in the manufacture of medicated feeds and treatments for livestock.
• Analytical Reference Standard: Serves as a certified standard for HPLC, LC-MS, and other chromatographic methods in quality control laboratories.
• Metabolite Studies: Employed in pharmacokinetic and metabolic pathway research for sulfonamide drugs.
• Impurity Profiling: Used to identify and quantify related substances and degradation products in active pharmaceutical ingredient (API) batches.
• Research & Development: A vital reagent in organic synthesis and the development of new sulfonamide derivatives.

Basic Information

Product Name	Sulfamethazine-N4-Acetyl
CAS No.	100-90-3
Molecular Formula	C14H16N4O4S
Molecular Weight	336.37 g/mol
Synonyms	N4-Acetylsulfamethazine; 4-Acetamido-N-(4,6-dimethyl-2-pyrimidinyl)benzenesulfonamide; Acetylsulfamethazine; N4-Acetylsulfadimidine; Sulfadimidine N4-Acetate; Sulfamethazine Acetyl Derivative; N-(4,6-Dimethyl-2-pyrimidinyl)-4-(acetylamino)benzenesulfonamide
EINECS	Contact for details

Quality Control

Our Sulfamethazine-N4-Acetyl is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including identification by IR and NMR, purity assay by HPLC, and control of related substances, to ensure it meets high-purity standards suitable for pharmaceutical and analytical applications. Certificates of Analysis (COA) with detailed chromatographic data are provided for every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥98.0%
Related Substances (HPLC)	Total impurities ≤2.0%
Loss on Drying	≤0.5%
Residue on Ignition	≤0.1%

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