Description

Sulfaquinoxaline CAS NO 59-40-5 is a synthetic sulfonamide compound widely recognized for its potent antibacterial and antiprotozoal activity. This high-purity active pharmaceutical ingredient (API) is essential for formulating effective veterinary therapeutics. It is primarily utilized in the animal health industry for the prevention and treatment of coccidiosis and other bacterial infections in poultry and livestock. Our supply ensures consistent quality and reliable availability for global pharmaceutical manufacturers.

Application

• Veterinary Pharmaceuticals: Primary active ingredient in medicated feed premixes and drinking water formulations for poultry and livestock.
• Coccidiosis Control: Prevention and treatment of intestinal coccidiosis caused by *Eimeria* species in broilers, layers, and turkeys.
• Bacterial Infection Management: Adjunct therapy for bacterial enteritis and other systemic infections in animals.
• Aquaculture: Used in some regions for controlling bacterial diseases in farmed fish and shrimp.
• Veterinary Injectable Solutions: Formulated into long-acting injectable preparations for herd-level treatment.
• Research & Development: Serves as a reference standard and key intermediate in antimicrobial research and new drug development.

Basic Information

Product Name	Sulfaquinoxaline
CAS No.	59-40-5
Molecular Formula	C14H12N4O2S
Molecular Weight	300.34 g/mol
Synonyms	N1-(2-Quinoxalinyl)sulfanilamide; Sulfaquinoxaline Sodium; Sulfa-Q; SQX; Aviochina; Embazin; Sulfacox; Sovicoquin; Sulfaquinoxalinum
EINECS	200-418-5

Quality Control

Our Sulfaquinoxaline is manufactured under strict quality management systems. Each batch is subjected to comprehensive analytical testing, including identification, assay, and impurity profiling, to ensure it meets high-purity pharmacopeial standards. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with specified parameters. We support audits and can provide documentation for GMP, ISO, and relevant veterinary regulatory compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); keep the original container tightly sealed to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	White to yellowish crystalline powder
Identification (IR)	Conforms to standard
Assay (HPLC)	98.0% - 102.0% (on anhydrous basis)
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 0.5%
Solubility	Practically insoluble in water; soluble in alkaline solutions

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