Description

Ethyl Thieno[3,2-D]Isothiazole-5-Carboxylate is a high-value, heterocyclic organic compound serving as a critical synthetic intermediate in advanced chemical manufacturing. Its unique fused-ring structure makes it a versatile building block for developing novel active ingredients in the pharmaceutical and agrochemical sectors. This compound is essential for researchers and production chemists in fine chemical synthesis, particularly for creating complex molecules with potential biological activity.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and anti-infective agents.
• Agrochemical Synthesis: Building block for developing new-generation pesticides and herbicides, leveraging its heterocyclic core for bioactivity.
• Material Science Research: Used in the development of organic semiconductors and conductive polymers due to its electron-rich thieno-isothiazole system.
• Dye and Pigment Intermediate: Serves as a precursor for specialized heterocyclic dyes with specific light-absorption properties.
• Ligand Synthesis: Useful in organometallic chemistry for creating complex ligands used in catalysis.
• Academic & R&D: A valuable reagent for methodological studies in organic synthesis and heterocyclic chemistry.

Basic Information

Product Name	Ethyl Thieno[3,2-D]Isothiazole-5-Carboxylate
CAS No.	74598-11-1
Molecular Formula	C8H7NO2S2
Molecular Weight	213.28 g/mol
Synonyms	Ethyl Thieno[3,2-d]isothiazole-5-carboxylate; 5-Ethoxycarbonylthieno[3,2-d]isothiazole; Ethyl 5-Isothiazolecarboxylate, Thieno[3,2-d] Derivative; Thieno[3,2-d]isothiazole-5-carboxylic Acid Ethyl Ester; 74598-11-1; ETIC; CAS 74598-11-1
EINECS	Contact for details

Quality Control

Our Ethyl Thieno[3,2-D]Isothiazole-5-Carboxylate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and commercial synthesis. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee traceability and consistency.

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 heat, sparks, and open flame. For long-term storage, consider an inert atmosphere 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)	≥ 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.