Description

Ethyl 3-(Isopropylthio)-6,6-Dimethyl-4-Oxo-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 architectures. It is primarily sought by research institutions and manufacturers in the pharmaceutical and agrochemical industries for process development and scale-up activities.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex drug molecules, particularly those targeting central nervous system (CNS) disorders or possessing anti-inflammatory properties.
• Agrochemical Research: Serves as a core scaffold for developing new generation herbicides or fungicides with specific modes of action.
• Organic Synthesis Building Block: Used in academic and industrial R&D for constructing fused thiophene-based heterocycles, which are valuable in material science and medicinal chemistry.
• Process Chemistry: Employed in route scouting and optimization studies for the commercial production of target molecules where its specific substitution pattern is required.

Basic Information

Item	Details
Product Name	Ethyl 3-(Isopropylthio)-6,6-Dimethyl-4-Oxo-4,5,6,7-Tetrahydrobenzo[C]Thiophene-1-Carboxylate
CAS No.	175202-44-5
Molecular Formula	C16H22O3S2
Molecular Weight	326.47 g/mol
Synonyms	Ethyl 3-(isopropylthio)-6,6-dimethyl-4-oxo-4,5,6,7-tetrahydro-1-benzothiophene-1-carboxylate; 1-Benzothiophene-1-carboxylic acid, 4,5,6,7-tetrahydro-3-[(1-methylethyl)thio]-6,6-dimethyl-4-oxo-, ethyl ester; 6,6-Dimethyl-4-oxo-3-(propan-2-ylsulfanyl)-4,5,6,7-tetrahydro-1-benzothiophene-1-carboxylic acid ethyl ester; 175202-44-5; CAS 175202-44-5
EINECS	Contact for details

Quality Control

Our production of Ethyl 3-(Isopropylthio)-6,6-Dimethyl-4-Oxo-4,5,6,7-Tetrahydrobenzo[C]Thiophene-1-Carboxylate adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is fully characterized and tested using advanced analytical techniques including HPLC, GC, NMR, and MS. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment, supporting your regulatory and quality assurance 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 heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 1.0%
Residual Solvents (GC)	Complies with ICH Q3C guidelines
Loss on Drying	≤ 0.5%

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