Description

4-(Bromomethyl)-3-Thiophenecarboxylic Acid Methyl Ester is a versatile and high-value brominated thiophene derivative, serving as a critical building block in advanced organic synthesis. Its molecular structure, featuring both an electrophilic bromomethyl group and an ester functionality, makes it an indispensable intermediate for constructing complex heterocyclic systems. This compound is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of potential drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and oncology.
• Agrochemical Synthesis: Used in the research and development of new-generation herbicides, fungicides, and insecticides that incorporate the thiophene moiety for enhanced bioactivity.
• Material Science: Serves as a monomer or functionalizing agent in the production of conductive polymers, organic semiconductors, and advanced electronic materials.
• Ligand and Catalyst Development: Employed to create novel thiophene-based ligands for metal complexes used in catalytic processes and chemical sensing.
• Chemical Research: A valuable reagent for academic and industrial R&D in heterocyclic chemistry, medicinal chemistry, and cross-coupling reactions (e.g., Suzuki, Stille).
• Dye and Pigment Industry: Intermediate for synthesizing specialized dyes and pigments with specific light-absorption properties.

Basic Information

Product Name	4-(Bromomethyl)-3-Thiophenecarboxylic Acid Methyl Ester
CAS No.	99708-92-6
Molecular Formula	C7H7BrO2S
Molecular Weight	235.10 g/mol
Synonyms	Methyl 4-(bromomethyl)thiophene-3-carboxylate; 3-Thiophenecarboxylic acid, 4-(bromomethyl)-, methyl ester; Methyl 4-bromomethyl-3-thiophenecarboxylate; 4-Bromomethyl-3-thiophenecarboxylic acid methyl ester; 3-Carbomethoxy-4-bromomethylthiophene
EINECS	Contact for details

Quality Control

Every batch of 4-(Bromomethyl)-3-Thiophenecarboxylic Acid Methyl Ester is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure the product meets the high-purity standards required for sensitive synthetic applications. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is supplied with each shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, prolonged exposure to light should be avoided.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 3.0%

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