Description

Sulfaproxyline CAS NO 116-42-7 is a specialized sulfonamide derivative used as a key intermediate in advanced chemical synthesis. This compound is valued for its specific molecular structure, which enables its role in the development of high-value fine chemicals and active pharmaceutical ingredients (APIs). It is primarily sought by manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty chemical sectors for process development and scale-up.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of novel sulfonamide-based therapeutic agents.
• Agrochemical Research: Used in the development of new crop protection agents and herbicides.
• Fine Chemical Synthesis: Serves as a precursor for creating complex molecules in specialty chemical manufacturing.
• Chemical Research & Development: Employed in academic and industrial labs for methodological studies and new compound discovery.
• Dye & Pigment Industry: Acts as an intermediate in the production of certain sulfonated dyes and colorants.

Basic Information

Product Name	Sulfaproxyline
CAS No.	116-42-7
Molecular Formula	C11H16N2O3S
Molecular Weight	256.32 g/mol
Synonyms	4-Amino-N-(1-ethylpropyl)benzenesulfonamide; N1-(1-Ethylpropyl)sulfanilamide; Sulfaproxyline; Sulfaproxylin; Sulfaproxyline; NSC 52905; Sulfaproxyline (USAN); 1-Ethylpropylsulfanilamide
EINECS	204-138-7

Quality Control

Our Sulfaproxyline is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including identity confirmation, purity assay, and impurity profiling, to ensure it meets the high standards required for synthesis and research applications. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability and compliance.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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