Description

Methylsulfanylformyl Chloride is a versatile and highly reactive organosulfur building block. This compound is valued for its role as a key intermediate in the synthesis of complex molecules, particularly in pharmaceutical and agrochemical research. It is essential for chemists and manufacturers developing active ingredients, heterocyclic compounds, and novel materials who require a reliable, high-purity source of this specialized reagent.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those containing thioester or thiocarbonyl functionalities.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and insecticides, where its reactive chloride and sulfur groups enable the construction of potent bioactive molecules.
• Organic Synthesis Reagent: Employed in laboratories and pilot plants for introducing the methylsulfanylformyl group into target molecules, facilitating the creation of novel chemical entities.
• Material Science Research: Serves as a precursor in the development of specialized polymers, ligands, and advanced organic materials with tailored properties.
• Chemical Derivatization: Useful for analytical chemistry applications, such as derivatizing compounds for enhanced detection in chromatographic analysis.

Basic Information

Item	Detail
Product Name	Methylsulfanylformyl Chloride
CAS No.	2812-72-8
Molecular Formula	C2H3ClOS
Molecular Weight	110.56 g/mol
Synonyms	Chloro(methylsulfanyl)methanone; Methanethioic acid, chloride; Methylthiocarbonyl chloride; Formic acid, thio-, S-methyl ester, chloride; Thiomethyl chloroformate; Methyl thiochloroformate; Methylsulfanyl carbonyl chloride
EINECS	220-567-5

Quality Control

Our Methylsulfanylformyl Chloride is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure high purity and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support custom synthesis and can tailor purity grades to meet specific project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Due to its highly volatile and hygroscopic nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent moisture absorption and decomposition. Keep away from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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