Description

2,3-Dihydro-Benzo[B]Cyclopenta[D]Thiophen-1-One is a high-purity, fused heterocyclic compound featuring a benzothiophene core, serving as a critical advanced intermediate in modern organic synthesis. Its unique structure makes it a valuable building block for developing complex molecules, particularly in the pharmaceutical and agrochemical sectors. This compound is essential for researchers and manufacturers engaged in creating novel active ingredients, functional materials, and specialty chemicals where precise molecular architecture is required.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and anti-inflammatory pathways.
• Agrochemical Synthesis: Building block for developing new-generation herbicides, fungicides, and insecticides with enhanced efficacy and selectivity.
• Material Science Research: Used in the development of organic semiconductors, photoconductive materials, and non-linear optical (NLO) materials.
• Ligand and Catalyst Development: Serves as a core structure for synthesizing specialized ligands used in asymmetric catalysis and transition metal complexes.
• Dye and Pigment Intermediate: Precursor for synthesizing complex heterocyclic dyes and high-performance pigments.
• Academic & R&D: Fundamental research compound for studying heterocyclic chemistry, reaction mechanisms, and structure-activity relationships (SAR).

Basic Information

Product Name	2,3-Dihydro-Benzo[B]Cyclopenta[D]Thiophen-1-One
CAS No.	38006-16-5
Molecular Formula	C11H8OS
Molecular Weight	188.25 g/mol
Synonyms	2,3-Dihydro-1H-cyclopenta[b]benzothiophen-1-one; 2,3-Dihydro-1H-cyclopenta[b]benzothiophene-1-one; Benzo[b]cyclopenta[d]thiophen-1(2H)-one; 1-Oxo-2,3-dihydro-1H-cyclopenta[b]benzothiophene; Cyclopenta[b]benzothiophen-1(2H)-one; 2,3-Dihydrocyclopenta[b]benzothiophen-1-one; 38006-16-5
EINECS	Contact for details

Quality Control

Our 2,3-Dihydro-Benzo[B]Cyclopenta[D]Thiophen-1-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, GC for residual solvents, and NMR/IR for structural confirmation, to ensure it meets the stringent requirements for advanced synthetic applications. A Certificate of Analysis (COA) detailing all specifications and test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. The container should be kept tightly sealed when not in use to prevent contamination and moisture absorption.

Specification

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