Description

6-Bromo-Benzo[B]Thiophene-3-Carboxylic Acid Ethyl Ester is a high-purity, multi-functional heterocyclic building block essential for advanced organic synthesis. This compound is valued for its role as a key intermediate in the development of novel pharmaceuticals and agrochemicals, particularly in constructing complex molecular architectures. It is primarily sought after by research institutions and industrial R&D departments focused on medicinal chemistry, material science, and fine chemical manufacturing.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), especially for candidates targeting central nervous system (CNS) disorders and oncology.
• Agrochemical Research: Serves as a building block for developing new herbicides, fungicides, and insecticides with enhanced efficacy.
• Material Science: Used in the research and development of organic semiconductors, conductive polymers, and advanced organic light-emitting diodes (OLEDs).
• Organic Synthesis: Acts as a versatile synthon for palladium-catalyzed cross-coupling reactions (e.g., Suzuki, Stille) to introduce the benzo[b]thiophene moiety into more complex molecules.
• Chemical Reference Standard: Employed as an analytical standard in quality control laboratories for method development and validation.

Basic Information

Product Name	6-Bromo-Benzo[B]Thiophene-3-Carboxylic Acid Ethyl Ester
CAS No.	946427-88-9
Molecular Formula	C11H9BrO2S
Molecular Weight	285.16 g/mol
Synonyms	Ethyl 6-Bromobenzo[b]thiophene-3-carboxylate; 6-Bromobenzo[b]thiophene-3-carboxylic Acid Ethyl Ester; 6-Bromo-1-benzothiophene-3-carboxylic acid ethyl ester; 6-Bromo-benzo[b]thiophene-3-carboxylic acid ethyl ester; 6-Bromobenzo[b]thiophene-3-carboxylate ethyl ester; 6-Bromo-benzo[b]thiophene-3-carboxylate ethyl ester; 6-Bromobenzo[b]thiophene-3-ethyl carboxylate
EINECS	Contact for details

Quality Control

Our 6-Bromo-Benzo[B]Thiophene-3-Carboxylic Acid Ethyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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