Description

2,5-Dihydrothiophene-3-Carboxylic Acid Methyl Ester is a versatile sulfur-containing heterocyclic building block, specifically a dihydrothiophene derivative, with the CAS registry number 67488-46-4. This compound is valued for its unique molecular scaffold, which is integral to the synthesis of complex molecules in advanced research and development. It is primarily sought after by pharmaceutical and agrochemical research scientists for use as a key intermediate in the creation of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Research: Serves as a key precursor in the development of new pesticides, herbicides, and fungicides, leveraging its heterocyclic structure.
• Material Science: Used in the research and development of advanced organic electronic materials and functional polymers.
• Chemical Synthesis: Acts as a versatile synthon in organic chemistry for constructing complex sulfur heterocycles and other specialty chemicals.
• Ligand and Catalyst Development: Employed in the preparation of novel ligands for catalysis and metal-organic frameworks (MOFs).
• Academic & Industrial R&D: A valuable reagent for methodological studies and discovery chemistry in both university and corporate research laboratories.

Basic Information

Product Name	2,5-Dihydrothiophene-3-Carboxylic Acid Methyl Ester
CAS No.	67488-46-4
Molecular Formula	C7H10O2S
Molecular Weight	158.22 g/mol
Synonyms	Methyl 2,5-dihydrothiophene-3-carboxylate; 3-Thiophenecarboxylic acid, 2,5-dihydro-, methyl ester; Methyl 4,7-dihydro-1-benzothiophene-6-carboxylate (tautomer); 2,5-Dihydro-3-thiophenecarboxylic acid methyl ester; 3-Carbomethoxy-2,5-dihydrothiophene; 2,3-Dihydrothiophene-5-carboxylic acid methyl ester (isomer); Dihydrothiophene methyl ester
EINECS	Contact for details

Quality Control

Our 2,5-Dihydrothiophene-3-Carboxylic Acid Methyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatographic purity assays and identity confirmation, to ensure it meets the high standards required for research and development applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and other critical parameters is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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