Description

Methanethiol CAS NO 74-93-1 is a simple organosulfur compound characterized by its distinctive, powerful odor. This highly volatile chemical serves as a critical building block and intermediate in the synthesis of various agrochemicals, pharmaceuticals, and specialty chemicals. It is essential for manufacturers and R&D facilities in the petrochemical, agricultural, and fine chemical sectors seeking a reliable source for this reactive sulfur-containing feedstock.

Application

• Agrochemical Synthesis: A key intermediate in the production of pesticides, fungicides, and soil fumigants.
• Petrochemical Industry: Used as a gas odorant for natural gas and propane, providing an early warning for leaks due to its potent smell.
• Pharmaceutical Manufacturing: Serves as a precursor in the synthesis of certain sulfur-containing active pharmaceutical ingredients (APIs).
• Animal Feed Additive Production: Utilized in the manufacture of methionine and other essential amino acid supplements.
• Fine Chemical Synthesis: Acts as a versatile reagent for introducing methylthio groups into complex organic molecules.
• Catalyst and Polymer Modification: Employed in certain catalytic processes and as a modifier in polymer chemistry.

Basic Information

Product Name	Methanethiol
CAS No.	74-93-1
Molecular Formula	CH4S
Molecular Weight	48.11 g/mol
Synonyms	Methyl mercaptan; Mercaptomethane; Thiomethyl alcohol; Methanthiol; MeSH; Methyl sulfhydrate; Natural gas odorant; Thiomethanol
EINECS	200-822-1

Quality Control

Our Methanethiol is produced and handled under stringent quality management protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as purity and impurity profiles. Our quality systems are designed to meet the rigorous demands of industrial and fine chemical applications, ensuring reliable performance in your processes.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile and flammable nature, store in a cool, well-ventilated area away from heat, sparks, and open flames. Cylinders should be stored upright in a secure, dedicated area. Keep away from strong oxidizing agents. Recommended storage temperature is between 2°C and 25°C.

Specification

Item	Specification
Appearance	Colorless gas
Identification (IR)	Conforms
Assay (GC)	≥ 99.0%
Water Content (Karl Fischer)	≤ 0.1%
Methane (GC)	≤ 0.5%
Dimethyl Sulfide (GC)	≤ 0.2%

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