Description

Ethyl 3-(Benzylthio)-4-Oxo-4,5,6,7-Tetrahydrobenzo[C]Thiophene-1-Carboxylate is a high-purity, advanced pharmaceutical intermediate characterized by its complex heterocyclic structure. This compound is of significant value for its role as a key synthetic building block in the development of novel active pharmaceutical ingredients (APIs). It is primarily sought after by research institutions and manufacturers in the pharmaceutical and fine chemical sectors engaged in organic synthesis and medicinal chemistry programs.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of complex drug molecules, particularly those targeting central nervous system (CNS) disorders or possessing specific receptor activity.
• Medicinal Chemistry Research: Used as a scaffold or building block for constructing compound libraries in drug discovery and lead optimization studies.
• Organic Synthesis: Employed in advanced organic reactions, including cyclization and functional group transformations, due to its reactive thioether and ester moieties.
• Agrochemical Research: Potential application as an intermediate in the development of new crop protection agents and pesticides.
• Material Science: Investigated for use in the synthesis of organic electronic materials or specialty polymers.

Basic Information

Product Name	Ethyl 3-(Benzylthio)-4-Oxo-4,5,6,7-Tetrahydrobenzo[C]Thiophene-1-Carboxylate
CAS No.	172516-35-7
Molecular Formula	C18H18O3S2
Molecular Weight	346.46 g/mol
Synonyms	Ethyl 3-(benzylthio)-4-oxo-4,5,6,7-tetrahydro-1-benzothiophene-1-carboxylate; 1-Benzothiophene-1-carboxylic acid, 4,5,6,7-tetrahydro-3-[(phenylmethyl)thio]-4-oxo-, ethyl ester; 4-Oxo-3-(benzylthio)-4,5,6,7-tetrahydrobenzo[c]thiophene-1-carboxylic acid ethyl ester; Ethyl 4-oxo-3-(phenylmethylthio)-4,5,6,7-tetrahydro-1-benzothiophene-1-carboxylate; 172516-35-7
EINECS	Contact for details

Quality Control

Our production of Ethyl 3-(Benzylthio)-4-Oxo-4,5,6,7-Tetrahydrobenzo[C]Thiophene-1-Carboxylate adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and residual solvent analysis. We provide a detailed Certificate of Analysis (COA) with every shipment to ensure traceability and compliance with your research or cGMP-grade requirements.

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 strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
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.