Description

2,3-Dihydrobenzo[B]Thiophene-2-One CAS NO 496-31-1 is a high-purity heterocyclic organic compound featuring a benzothiophene core. This versatile intermediate is crucial for the synthesis of complex molecules in advanced research and industrial applications. It is primarily sought after by pharmaceutical R&D teams and agrochemical manufacturers for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Synthesis: Used in the research and development of new pesticides, herbicides, and fungicides due to its bioactive scaffold.
• Material Science Research: Serves as a precursor for organic electronic materials, such as semiconductors and light-emitting components.
• Organic Synthesis & Catalysis: An important reagent in academic and industrial laboratories for constructing complex sulfur-containing heterocycles.
• Flavor & Fragrance Industry: Employed as an intermediate in the synthesis of specific aroma chemicals.

Basic Information

Product Name	2,3-Dihydrobenzo[B]Thiophene-2-One
CAS No.	496-31-1
Molecular Formula	C8H6OS
Molecular Weight	150.20 g/mol
Synonyms	2,3-Dihydro-1-benzothiophen-2-one; 2-Oxo-2,3-dihydrobenzo[b]thiophene; Benzo[b]thiophen-2(3H)-one; 2-Benzothiophenone; 2,3-Dihydrobenzothiophene-2-one; 2-Hydroxybenzothiophene; 2-Ketodihydrobenzothiophene
EINECS	207-826-8

Quality Control

Our 2,3-Dihydrobenzo[B]Thiophene-2-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee traceability and compliance with your research or production requirements.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	48 - 52 °C
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.