Description

(Methylthio)Acetic Acid CAS NO 2444-37-3 is a versatile organosulfur compound characterized by its carboxylic acid and thioether functional groups. This unique structure makes it a valuable intermediate for synthesizing more complex molecules in pharmaceutical and agrochemical research. It is primarily sought after by manufacturers and R&D laboratories involved in the production of active ingredients, fine chemicals, and specialty materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring a thioether linkage.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators where the methylthio moiety is incorporated.
• Fine Chemical Production: Serves as a precursor for flavors, fragrances, and other specialty organic compounds.
• Chemical Research & Development: Employed as a versatile reagent in organic synthesis for introducing the -SCH2COOH functional group.
• Polymer Modification: Can be used to modify polymers or as a monomer for creating specialty polymers with specific properties.
• Ligand Synthesis: Useful in the preparation of chelating agents and ligands for metal catalysis.

Basic Information

Product Name	(Methylthio)Acetic Acid
CAS No.	2444-37-3
Molecular Formula	C3H6O2S
Molecular Weight	106.14 g/mol
Synonyms	2-(Methylthio)acetic Acid; (Methylmercapto)acetic Acid; Methylthioethanoic Acid; Acetic acid, (methylthio)-; Mercaptoacetic acid methyl ether; Thioglycolic acid methyl ether; MMA; MTAA
EINECS	219-482-5

Quality Control

Our (Methylthio)Acetic Acid is manufactured under strict quality control 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 assay, identity, and impurity profiles. Our quality management system is designed to meet the rigorous demands of industrial and research applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and oxidizing agents. Due to its acidic nature, containers should be made of corrosion-resistant materials. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.480 - 1.490
Density (20°C)	1.20 - 1.25 g/mL

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