Description

α-Methylthio-2-Thiopheneacetic Acid Methyl Ester is a specialized thiophene-based building block and synthetic intermediate of significant importance in advanced organic synthesis. Its unique heterocyclic structure, featuring both thiophene and methylthio functionalities, makes it a valuable precursor for constructing complex molecules with tailored properties. This compound is primarily sought after by research and development chemists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, anti-inflammatory agents, and other therapeutic areas.
• Agrochemical Synthesis: Used in the research and development of new pesticides, herbicides, and fungicides, leveraging the thiophene moiety for bioactivity.
• Material Science Research: Serves as a monomer or precursor in the development of conductive polymers, organic semiconductors, and other advanced functional materials.
• Chemical Research & Development: Employed as a versatile synthon in academic and industrial R&D for exploring new heterocyclic chemistry, coupling reactions, and molecular transformations.
• Ligand and Catalyst Preparation: Useful for synthesizing specialized ligands for metal catalysis or as a component in catalyst design for asymmetric synthesis.

Basic Information

Product Name	α-Methylthio-2-Thiopheneacetic Acid Methyl Ester
CAS No.	62689-67-2
Molecular Formula	C8H10O2S2
Molecular Weight	202.29 g/mol
Synonyms	Methyl 2-(methylthio)-2-thiopheneacetate; 2-(Methylthio)-2-thiopheneacetic acid methyl ester; Methyl α-(methylthio)thiophene-2-acetate; 2-Thiopheneacetic acid, α-(methylthio)-, methyl ester; Methyl (methylthio)(2-thienyl)acetate; (Methylthio)(2-thienyl)acetic acid methyl ester
EINECS	Contact for details

Quality Control

Our production of α-Methylthio-2-Thiopheneacetic Acid Methyl Ester adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity for research and scale-up applications. Each lot is characterized using advanced analytical techniques including GC, HPLC, NMR, and MS to confirm identity and purity. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Recommended storage temperature is between 2°C and 8°C for long-term stability. Allow the container to reach room temperature before opening to minimize moisture ingress.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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