Description

4-Bromo-3-Methyl-Isothiazole is a versatile halogenated heterocyclic building block of significant importance in advanced organic synthesis. Its core value lies in its reactivity as a key intermediate for constructing complex molecules, particularly in the pharmaceutical and agrochemical sectors. This compound is essential for researchers and manufacturers developing active ingredients, specialty chemicals, and functional materials who require a reliable supply of high-purity intermediates.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly for central nervous system (CNS) agents, anti-infectives, and other bioactive molecules.
• Agrochemical Synthesis: Used in the development of next-generation herbicides, fungicides, and insecticides, leveraging the isothiazole ring's biological activity.
• Material Science: Serves as a building block for functional polymers, liquid crystals, and organic electronic materials due to its stable heterocyclic structure.
• Chemical Research: Employed in academic and industrial R&D for method development, catalysis studies, and exploring new chemical spaces in heterocyclic chemistry.
• Dye and Pigment Industry: Acts as an intermediate for synthesizing specialized colorants and photographic chemicals.

Basic Information

Product Name	4-Bromo-3-Methyl-Isothiazole
CAS No.	930-42-7
Molecular Formula	C4H4BrNS
Molecular Weight	178.05 g/mol
Synonyms	3-Methyl-4-bromoisothiazole; 4-Bromo-3-methyl-1,2-thiazole; 3-Methyl-4-bromo-1,2-thiazole; 4-Bromo-3-methylisothiazole; 930-42-7; 4-Bromo-3-methyl-δ²-isothiazoline
EINECS	Contact for details

Quality Control

Our 4-Bromo-3-Methyl-Isothiazole is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to verify identity, potency, and impurity profiles. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.