Description

4-Thiazolecarbonyl Chloride, 2,3-Dihydro-2-Oxo- (9Ci) is a specialized heterocyclic building block and reactive intermediate of significant importance in advanced organic synthesis. Its core value lies in its ability to introduce the 2-oxo-2,3-dihydrothiazole-4-carbonyl moiety, a key structural motif in the development of novel active compounds. This high-purity reagent is essential for research and development chemists in the pharmaceutical and agrochemical industries, where it is used to create new molecules with potential biological activity.

Application

• Pharmaceutical Intermediate: A critical building block for the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting new therapeutic agents.
• Agrochemical Research: Used in the development of next-generation herbicides, fungicides, and insecticides, leveraging its unique heterocyclic structure.
• Chemical Synthesis: Serves as a versatile acylating agent and precursor for constructing complex thiazole-containing molecular architectures in organic chemistry.
• Material Science Research: Potential applications in the synthesis of specialty polymers or functional materials that incorporate heterocyclic units for specific electronic or photophysical properties.
• Bioconjugation Chemistry: Can be utilized for modifying biomolecules or creating targeted probes in biochemical research due to its reactive carbonyl chloride group.

Basic Information

Product Name	4-Thiazolecarbonyl Chloride, 2,3-Dihydro-2-Oxo- (9Ci)
CAS No.	56417-67-5
Molecular Formula	C4H2ClNO2S
Molecular Weight	163.58 g/mol
Synonyms	2-Oxo-2,3-dihydrothiazole-4-carbonyl chloride; 4-Carboxy-2-thiazolidinone chloride; 2-Thiazolidinone-4-carbonyl chloride; 2-Oxo-4-thiazolidinecarbonyl chloride; (2-Oxo-2,3-dihydro-1,3-thiazol-4-yl)carbonyl chloride; 4-Chlorocarbonyl-2-thiazolidinone; 2,3-Dihydro-2-oxothiazole-4-carbonyl chloride
EINECS	Contact for details

Quality Control

Every batch of 4-Thiazolecarbonyl Chloride, 2,3-Dihydro-2-Oxo- (9Ci) is manufactured and tested under strict quality management protocols to ensure consistency and reliability for your critical syntheses. Our products undergo rigorous quality testing, including advanced chromatographic and spectroscopic methods, to ensure compliance with exacting industry standards. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is available for each lot upon request, providing full traceability and assurance for your R&D and scale-up 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 (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 decomposition. Keep away from strong acids and incompatible organic solvents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.