Description

4-Thiazolecarbonyl Chloride, 5-Methyl- (9Ci) is a versatile and highly reactive chemical intermediate, primarily valued for its role as a key building block in organic synthesis. Its core value proposition lies in enabling the efficient introduction of the 5-methylthiazolecarbonyl moiety into target molecules, a critical step in the development of advanced compounds. This product is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, where it is used to synthesize novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A critical building block for the synthesis of active pharmaceutical ingredients (APIs), particularly in the development of novel drug candidates targeting various therapeutic areas.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and fungicides, where the thiazole ring contributes to biological activity.
• Material Science Research: Serves as a precursor for creating specialized polymers, ligands, or functional materials with specific electronic or binding properties.
• Chemical Biology & Proteomics: Employed in the design and synthesis of molecular probes, enzyme inhibitors, or activity-based protein profiling reagents.
• Fine Chemical Production: Integral to the multi-step synthesis of complex organic molecules for research and development purposes across multiple industries.

Basic Information

Product Name	4-Thiazolecarbonyl Chloride, 5-Methyl- (9Ci)
CAS No.	120237-77-6
Molecular Formula	C5H4ClNOS
Molecular Weight	161.61 g/mol
Synonyms	5-Methyl-1,3-thiazole-4-carbonyl chloride; 5-Methylthiazole-4-carbonyl chloride; 4-Carbonyl chloride-5-methylthiazole; 5-Methyl-4-thiazolecarbonyl chloride; 5-Methyl-4-thiazolylcarbonyl chloride; 5-Methyl-4-thiazole carboxylic acid chloride
EINECS	Contact for details

Quality Control

Our 4-Thiazolecarbonyl Chloride, 5-Methyl- (9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including chromatographic purity assays and identity confirmation, to ensure it meets the high standards required for sensitive synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency for our global B2B clients.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Keep away from incompatible materials such as strong bases, oxidizers, and moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline solid or powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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