Description

5-Chloro-3-Methylbenzo[B]Thiophene is a high-purity, specialized heterocyclic building block essential for advanced organic synthesis. This compound matters as a key intermediate in the development of novel pharmaceuticals and functional materials, offering precise reactivity for constructing complex molecular architectures. It is primarily needed by research chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for creating new active ingredients and electronic chemicals.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Research: Serves as a building block for developing new generation pesticides and herbicides with improved efficacy and selectivity.
• Material Science: Used in the research and development of organic semiconductors, conductive polymers, and other advanced electronic materials.
• Chemical Synthesis: Acts as a versatile scaffold for further functionalization in medicinal chemistry and discovery chemistry programs.
• Dye & Pigment Industry: Employed in the synthesis of specialized dyes and pigments due to its fused thiophene-benzene core structure.

Basic Information

Product Name	5-Chloro-3-Methylbenzo[B]Thiophene
CAS No.	19404-18-3
Molecular Formula	C9H7ClS
Molecular Weight	182.67 g/mol
Synonyms	5-Chloro-3-methyl-1-benzothiophene; 3-Methyl-5-chlorobenzothiophene; 5-Chloro-3-methylbenzo[b]thiophene; 19404-18-3; 5-Chloro-3-methyl-1-benzothiophene; Benzo[b]thiophene, 5-chloro-3-methyl-
EINECS	Contact for details

Quality Control

Our 5-Chloro-3-Methylbenzo[B]Thiophene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every 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.

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.