Description

Ethyl 4-Methylbenzo[B]Thiophene-2-Carboxylate is a high-purity organic building block and advanced pharmaceutical intermediate of significant commercial interest. Its value lies in its role as a key synthon for constructing complex heterocyclic molecules, particularly in medicinal chemistry. This compound is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and material science industries for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging the bioactivity of the benzothiophene core structure.
• Material Science: Serves as a monomer or building block for creating organic semiconductors, conductive polymers, and advanced organic electronic materials.
• Chemical Synthesis: An essential reagent for organic chemists in academia and R&D for constructing complex fused-ring systems and exploring new chemical spaces.
• Dye & Pigment Industry: Acts as a starting material for synthesizing specialized dyes and pigments due to its conjugated aromatic system.

Basic Information

Product Name	Ethyl 4-Methylbenzo[B]Thiophene-2-Carboxylate
CAS No.	1260109-75-8
Molecular Formula	C₁₃H₁₂O₂S
Molecular Weight	232.30 g/mol
Synonyms	Ethyl 4-Methyl-1-benzothiophene-2-carboxylate; 4-Methylbenzo[b]thiophene-2-carboxylic Acid Ethyl Ester; 2-Carbethoxy-4-methylbenzo[b]thiophene; Ethyl 4-Methylbenzothiophene-2-carboxylate; 1-Benzothiophene-2-carboxylic acid, 4-methyl-, ethyl ester; 4-Methylbenzo[b]thiophene-2-carboxylate ethyl ester; 1260109-75-8
EINECS	Contact for details

Quality Control

Our Ethyl 4-Methylbenzo[B]Thiophene-2-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and identity confirmation. A comprehensive Certificate of Analysis (COA) detailing purity, impurities, and physical characteristics is provided with every shipment to guarantee traceability and compliance with your research or production standards.

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 sources and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal stability.

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%

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