Description

Mesulfen is a specialized organic sulfur compound with significant utility in chemical synthesis and industrial applications. Its unique chemical structure makes it a valuable intermediate for creating more complex molecules in research and manufacturing. This product is essential for chemical manufacturers, pharmaceutical researchers, and agrochemical developers seeking reliable, high-purity building blocks. We supply Mesulfen CAS NO 135-58-0 to the global market with a focus on consistent quality and supply chain integrity.

Application

• Chemical Synthesis Intermediate: A key building block in the production of more complex organic compounds, including pharmaceuticals and specialty chemicals.
• Pharmaceutical Research: Used as a precursor or intermediate in the development and synthesis of active pharmaceutical ingredients (APIs).
• Agrochemical Manufacturing: Serves as an intermediate in the synthesis of certain pesticides, herbicides, or plant growth regulators.
• Material Science: Potential use in the research and development of novel polymers or materials with specific properties.
• Laboratory Reagent: Employed in academic and industrial research laboratories for methodological studies and compound library development.
• Cross-Coupling Reactions: May act as a reactant in metal-catalyzed coupling reactions to form carbon-sulfur or other bonds.

Basic Information

Product Name	Mesulfen
CAS No.	135-58-0
Molecular Formula	C14H12O2S2
Molecular Weight	276.38 g/mol
Synonyms	Mesulphen; Methiazone; 2,7-Dimethylthianthrene; 2,7-Dimethylthianthren; Thianthrene, 2,7-dimethyl-; NSC 51143; Methiasone; Dimethylthianthrene
EINECS	205-207-8

Quality Control

Our Mesulfen is produced and handled under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, which includes results from tests such as HPLC assay, identification by IR spectroscopy, and residual solvent analysis. Our quality commitment ensures the material meets the stringent requirements for use in pharmaceutical and fine chemical synthesis.

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 strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	152 - 156 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 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.