Description

4-(2-Thienyl)Butanoic Acid Methyl Ester is a high-purity organic ester derivative of thiophene, serving as a versatile and critical building block in advanced chemical synthesis. Its unique structure makes it an invaluable intermediate for the development of complex molecules in pharmaceutical and agrochemical research. This compound is essential for R&D chemists and process development scientists working on novel active ingredients, heterocyclic compounds, and functional materials.

Application

• Pharmaceutical Intermediate: Key synthon for the development of active pharmaceutical ingredients (APIs), particularly those containing thiophene or heterocyclic moieties.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and fungicides.
• Material Science Research: Serves as a precursor for functional polymers, organic semiconductors, and conductive materials.
• Organic Synthesis Building Block: Employed in multi-step synthetic routes for constructing complex molecular architectures in academic and industrial laboratories.
• Ligand and Catalyst Development: Useful in the preparation of specialized ligands for catalysis and metal-organic frameworks (MOFs).
• Flavor & Fragrance Industry: Potential intermediate for the synthesis of specific sulfur-containing aroma compounds.

Basic Information

Product Name	4-(2-Thienyl)Butanoic Acid Methyl Ester
CAS No.	20828-66-4
Molecular Formula	C9H12O2S
Molecular Weight	184.25 g/mol
Synonyms	Methyl 4-(2-thienyl)butanoate; Methyl 4-(thiophen-2-yl)butanoate; 4-(2-Thienyl)butyric Acid Methyl Ester; 2-Thiophenebutanoic Acid, Methyl Ester; 4-(Thiophen-2-yl)butanoic Acid Methyl Ester; Butanoic acid, 4-(2-thienyl)-, methyl ester; Methyl 4-(2-thienyl)butyrate
EINECS	Contact for details

Quality Control

Our production of 4-(2-Thienyl)Butanoic Acid Methyl Ester adheres to stringent internal quality standards to ensure batch-to-batch consistency and reliability for your synthetic processes. We employ advanced analytical techniques including GC, HPLC, and NMR for identity confirmation and purity verification. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/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.