Description

Sulfanilamide is a fundamental organic compound belonging to the sulfonamide class, serving as a key building block and active pharmaceutical ingredient (API) intermediate. Its primary value lies in its role as the core structural moiety for synthesizing a wide range of sulfa drugs, which are crucial antimicrobial agents. This product is essential for manufacturers and R&D facilities in the pharmaceutical, veterinary medicine, and fine chemical synthesis industries.

Application

• Pharmaceutical Intermediate: Core precursor for the synthesis of various sulfonamide antibiotics and other therapeutic agents.
• Veterinary Medicine: Used in the production of antimicrobial treatments for livestock and companion animals.
• Research & Development: Serves as a standard and starting material in biochemical and pharmacological research, particularly in studies of antibacterial mechanisms.
• Fine Chemical Synthesis: A versatile building block for creating more complex sulfonamide derivatives with specialized functions.
• Analytical Chemistry: Can be used as a reference standard in chromatographic and spectroscopic analysis.

Basic Information

Product Name	Sulfanilamide
CAS No.	63-74-1
Molecular Formula	C6H8N2O2S
Molecular Weight	172.20 g/mol
Synonyms	4-Aminobenzenesulfonamide; p-Aminobenzenesulfonamide; Sulfanilic acid amide; Aniline-4-sulfonamide; Prontosil album; Streptocide; SN; Sulphamilamide; Para-aminobenzenesulphonamide
EINECS	200-563-4

Quality Control

Our Sulfanilamide is produced under a strict quality management system to ensure batch-to-batch consistency and high purity. It is typically manufactured to meet in-house specifications suitable for industrial and pharmaceutical intermediate use. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with each shipment to guarantee compliance with your requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 98.0%
Melting Point	164 - 168 °C
Loss on Drying	≤ 0.5%
Residue on Ignition (Sulfated Ash)	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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