Description

Ethyl 2-Bromo-4,5,6,7-Tetrahydro-Benzo[B]Thiophene-3-Carboxylate is a high-purity, versatile heterocyclic building block essential for advanced organic synthesis. This compound matters because it serves as a critical intermediate in the development of novel pharmaceuticals and agrochemicals, enabling the construction of complex molecular architectures. It is primarily needed by research and development chemists, process development scientists, and manufacturers in the pharmaceutical, agrochemical, and material science industries.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for central nervous system (CNS) and cardiovascular drugs.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and insecticides, leveraging the thiophene scaffold for bioactivity.
• Material Science Research: Serves as a monomer or building block for developing organic semiconductors, conductive polymers, and advanced organic materials.
• Chemical Research & Development: Employed in medicinal chemistry for structure-activity relationship (SAR) studies and library synthesis for drug discovery programs.
• Custom Synthesis: A starting material for contract research organizations (CROs) and custom synthesis manufacturers producing specialized fine chemicals.

Basic Information

Product Name	Ethyl 2-Bromo-4,5,6,7-Tetrahydro-Benzo[B]Thiophene-3-Carboxylate
CAS No.	150108-66-0
Molecular Formula	C11H13BrO2S
Molecular Weight	289.19 g/mol
Synonyms	Ethyl 2-Bromo-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate; 2-Bromo-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylic Acid Ethyl Ester; 3-Carbethoxy-2-bromo-4,5,6,7-tetrahydrobenzo[b]thiophene; 150108-66-0; Ethyl 2-bromocyclohexeno[b]thiophene-3-carboxylate
EINECS	Contact for details

Quality Control

Our Ethyl 2-Bromo-4,5,6,7-Tetrahydro-Benzo[B]Thiophene-3-Carboxylate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and batch-to-batch consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. The container should be kept tightly sealed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.