Description

2-Thioureido-4,5,6,7-Tetrahydro-Benzo[B]Thiophene-3-Carboxylic Acid Ethyl Ester is a high-purity, heterocyclic organic compound that serves as a critical advanced intermediate in modern synthetic chemistry. Its unique fused-ring structure containing both thiourea and tetrahydrobenzothiophene moieties makes it a versatile building block for constructing complex molecular architectures. This compound is primarily sought after by research and development teams in the pharmaceutical and agrochemical sectors for the synthesis of novel active ingredients.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting the central nervous system (CNS) or possessing specific enzyme inhibitory activity.
• Agrochemical Research: Used in the development of new herbicides, fungicides, or insecticides, leveraging its heterocyclic scaffold for bioactivity.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing complex sulfur- and nitrogen-containing heterocycles due to its reactive thioureido and ester functional groups.
• Material Science Precursor: Potential starting material for the synthesis of organic semiconductors or ligands for catalytic systems.

Basic Information

Item	Detail
Product Name	2-Thioureido-4,5,6,7-Tetrahydro-Benzo[B]Thiophene-3-Carboxylic Acid Ethyl Ester
CAS No.	105544-62-5
Molecular Formula	C₁₂H₁₆N₂O₂S₂
Molecular Weight	284.40 g/mol
Synonyms	Ethyl 2-thioureido-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate; 2-Thioureido-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylic acid ethyl ester; 4,5,6,7-Tetrahydro-2-thioureidobenzo[b]thiophene-3-carboxylic acid ethyl ester; 105544-62-5; AI3-52300; CTK8G0332; NSC-405124; ZINC000004057756
EINECS	Contact for details

Quality Control

Every batch of our 2-Thioureido-4,5,6,7-Tetrahydro-Benzo[B]Thiophene-3-Carboxylic Acid Ethyl Ester is produced and tested under a strict quality management system. We ensure compliance with high-purity standards suitable for research and advanced synthesis. Comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, is performed to verify identity, purity, and consistency. Certificates of Analysis (COA) are provided with each shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider inert atmosphere conditions to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.