Description

5-Isothiazolecarboxylic Acid, 4-Methyl-, Hydrazide is a specialized heterocyclic building block of significant interest in advanced organic synthesis. This compound is valued for its functional hydrazide group and isothiazole core, which enable its use in constructing complex molecular architectures. It is primarily sought by research and development chemists in the pharmaceutical and agrochemical industries for applications in medicinal chemistry and the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting neurological or anti-infective pathways.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, or insecticides, leveraging the bioactivity of the isothiazole moiety.
• Ligand and Chelator Development: The hydrazide functionality makes it a useful starting material for creating specialized ligands in coordination chemistry and catalysis.
• Material Science Research: Employed in the synthesis of novel polymers or functional materials with specific electronic or binding properties.
• Chemical Biology Probes: Acts as a scaffold for developing molecular probes to study enzyme function or biological pathways.

Basic Information

Product Name	5-Isothiazolecarboxylic Acid, 4-Methyl-, Hydrazide
CAS No.	89280-04-6
Molecular Formula	C5H7N3OS
Molecular Weight	157.19 g/mol
Synonyms	4-Methyl-1,2-thiazole-5-carbohydrazide; 4-Methylisothiazole-5-carboxylic acid hydrazide; 5-Hydrazinylcarbonyl-4-methylisothiazole; 4-Methyl-5-isothiazolecarbohydrazide
EINECS	Contact for details

Quality Control

Our 5-Isothiazolecarboxylic Acid, 4-Methyl-, Hydrazide is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and development applications. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic and easily oxidized nature, it is recommended to handle the material under an inert atmosphere for long-term storage and to minimize exposure to air and moisture.

Specification

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

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