Description

Methyl 6,6-Dimethyl-4-Oxo-3-(Propylthio)-4,5,6,7-Tetrahydrobenzo[C]Thiophene-1-Carboxylate is a high-purity, advanced pharmaceutical intermediate with a complex heterocyclic structure. This compound is valued for its role as a critical building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring sophisticated molecular scaffolds. It is primarily utilized by research institutions, custom synthesis houses, and pharmaceutical manufacturers engaged in the development of new chemical entities.

Application

• Pharmaceutical Intermediate: A key precursor in the multi-step synthesis of proprietary drug candidates and novel therapeutic agents.
• Organic Synthesis Building Block: Used in research and development for constructing complex fused-ring systems common in medicinal chemistry.
• Agrochemical Research: Serves as a starting material or intermediate in the development of new pesticides or herbicides with specific biological activity.
• Material Science Research: Investigated for potential use in creating specialized organic electronic materials or ligands for catalysis.
• Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for custom synthesis projects under cGMP conditions.

Basic Information

Product Name	Methyl 6,6-Dimethyl-4-Oxo-3-(Propylthio)-4,5,6,7-Tetrahydrobenzo[C]Thiophene-1-Carboxylate
CAS No.	175202-42-3
Molecular Formula	C15H20O3S2
Molecular Weight	312.45 g/mol
Synonyms	Methyl 3-(propylthio)-6,6-dimethyl-4-oxo-4,5,6,7-tetrahydro-1-benzothiophene-1-carboxylate; 6,6-Dimethyl-4-oxo-3-(propylthio)-4,5,6,7-tetrahydrobenzo[c]thiophene-1-carboxylic acid methyl ester; 1-Benzothiophene-1-carboxylic acid, 4,5,6,7-tetrahydro-6,6-dimethyl-4-oxo-3-(propylthio)-, methyl ester; Methyl 6,6-dimethyl-4-oxo-3-propylsulfanyl-4,5,6,7-tetrahydro-1-benzothiophene-1-carboxylate
EINECS	Contact for details

Quality Control

Our Methyl 6,6-Dimethyl-4-Oxo-3-(Propylthio)-4,5,6,7-Tetrahydrobenzo[C]Thiophene-1-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the stringent requirements for pharmaceutical R&D and production. A comprehensive Certificate of Analysis (COA) detailing purity, impurities, and physical characteristics is provided with every shipment.

Storage

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

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%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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