Description

3-Propionylbenzo(B)Thiophene is a high-purity organic chemical building block characterized by its fused thiophene and aromatic ketone structure. This compound is of significant commercial interest for its role as a key intermediate in the synthesis of complex heterocyclic molecules, particularly in advanced material science and pharmaceutical research. It is primarily sought after by R&D chemists and process development teams in the pharmaceutical, agrochemical, and organic electronics industries for constructing novel compounds with tailored properties.

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 Synthesis: Used in the development of new-generation pesticides and herbicides, leveraging its heterocyclic core for biological activity.
• Material Science Research: Serves as a building block for organic semiconductors, conductive polymers, and non-linear optical (NLO) materials due to its electron-rich thiophene moiety.
• Ligand and Catalyst Development: Employed in the creation of specialized ligands for transition metal catalysis and organocatalysis.
• Chemical Research & Development: A versatile starting material for academic and industrial research into new heterocyclic chemistry and reaction methodologies.
• Dye and Pigment Intermediate: Potential use in the synthesis of specialized dyes and functional pigments.

Basic Information

Product Name	3-Propionylbenzo(B)Thiophene
CAS No.	19492-96-7
Molecular Formula	C11H10OS
Molecular Weight	190.26 g/mol
Synonyms	1-(Benzo[b]thiophen-3-yl)propan-1-one; 3-Propionylbenzothiophene; 3-Propanoylbenzo[b]thiophene; 3-Acetylethylbenzothiophene; Benzo[b]thiophen-3-yl ethyl ketone; 1-(3-Benzothienyl)-1-propanone; 19492-96-7; 3-Propionyl-1-benzothiophene
EINECS	Contact for details

Quality Control

Every batch of 3-Propionylbenzo(B)Thiophene is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure the material meets the high standards required for research and scale-up applications. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is supplied with each shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain optimal purity.

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.