Description

Ethyl 5-Bromothiophene-3-Carboxylate is a high-purity brominated thiophene derivative serving as a versatile and critical building block in advanced organic synthesis. This compound is valued for its reactive bromine substituent and ester functionality, enabling precise molecular construction for complex target molecules. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and materials science industries for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon in the synthesis of potential drug candidates, particularly those containing thiophene cores for therapeutic applications.
• Agrochemical Research: Used in creating novel active ingredients for crop protection products, leveraging the thiophene moiety's bioactivity.
• Organic Electronic Materials: Serves as a precursor in the development of conjugated polymers and small molecules for organic semiconductors, OLEDs, and sensors.
• Ligand and Catalyst Development: Employed in the preparation of specialized ligands for catalysis and metal-organic frameworks (MOFs).
• Chemical Biology Probes: Utilized as a building block for synthesizing molecular probes to study biological processes.
• Custom Synthesis and Scale-up: Provides a reliable starting point for contract research organizations (CROs) and custom manufacturers for client-specific projects.

Basic Information

Product Name	Ethyl 5-Bromothiophene-3-Carboxylate
CAS No.	170355-38-1
Molecular Formula	C7H7BrO2S
Molecular Weight	235.10 g/mol
Synonyms	5-Bromothiophene-3-carboxylic acid ethyl ester; Ethyl 5-bromo-3-thiophenecarboxylate; 3-Thiophenecarboxylic acid, 5-bromo-, ethyl ester; 5-Bromo-3-thiophenecarboxylic acid ethyl ester; 5-Bromothiophene-3-ethyl carboxylate
EINECS	Contact for details

Quality Control

Our Ethyl 5-Bromothiophene-3-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with all shipments, detailing batch-specific results. Our quality commitment supports applications requiring high-purity intermediates for research and development.

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 strong acids and incompatible organic solvents. The container should be kept tightly sealed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Melting Point	Contact for details

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