Description

4-Isothiazolecarbonitrile,5-Ethyl-3-Methyl-(9Ci) is a specialized heterocyclic organic compound belonging to the isothiazole family, distinguished by its cyano and alkyl substituents. This high-purity intermediate is critical for advanced chemical synthesis, offering a versatile building block for creating complex molecular architectures. It is primarily sought after by research institutions and industrial R&D departments in the pharmaceutical and agrochemical sectors for developing novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and infectious diseases.
• Agrochemical Research: Used in the development of new-generation pesticides, herbicides, and fungicides due to its bioactive heterocyclic core.
• Material Science: Acts as a monomer or functional additive in the research of advanced polymers and specialty materials with specific electronic or photonic properties.
• Chemical Synthesis: Employed as a versatile building block for constructing complex heterocyclic compounds in academic and industrial organic chemistry laboratories.
• Ligand & Catalyst Development: Utilized in the design and synthesis of novel ligands for metal-organic frameworks (MOFs) and catalytic systems.

Basic Information

Product Name	4-Isothiazolecarbonitrile,5-Ethyl-3-Methyl-(9Ci)
CAS No.	756531-49-4
Molecular Formula	C7H8N2S
Molecular Weight	152.22 g/mol
Synonyms	5-Ethyl-3-methylisothiazole-4-carbonitrile; 3-Methyl-5-ethyl-4-isothiazolecarbonitrile; 4-Cyano-5-ethyl-3-methylisothiazole; 5-Ethyl-3-methyl-1,2-thiazole-4-carbonitrile; 756531-49-4; 5-Ethyl-3-methyl-4-isothiazolecarbonitrile
EINECS	Contact for details

Quality Control

Our 4-Isothiazolecarbonitrile,5-Ethyl-3-Methyl-(9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and identity confirmation. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all specifications and test results. Our quality commitment ensures material consistency and reliability for your critical research and development processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider maintaining the material under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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