Description

4-Thiazolecarboxylic acid, 4,5-dihydro-, methyl ester (9Ci) is a specialized heterocyclic building block of significant interest in advanced organic synthesis. This compound matters for its role as a key precursor in the development of novel pharmaceuticals and agrochemicals, where its thiazoline core is a privileged scaffold. Industries that need it include pharmaceutical R&D for creating new active ingredients, agrochemical manufacturers for developing crop protection agents, and fine chemical producers engaged in custom synthesis projects.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel drug candidates, particularly those targeting infectious diseases or metabolic disorders.
• Agrochemical Synthesis: Used in the research and development of next-generation herbicides, fungicides, and insecticides, leveraging its bioactive heterocyclic structure.
• Fine Chemical Building Block: Employed in custom and contract synthesis for creating complex molecules in research and pilot-scale production.
• Chemical Research & Development: Acts as a versatile starting material in academic and industrial labs for exploring new chemical reactions and synthesizing libraries of compounds.
• Material Science Precursor: Potential use in the synthesis of specialized ligands or functional molecules for advanced materials.

Basic Information

Product Name	4-Thiazolecarboxylic acid, 4,5-dihydro-, methyl ester (9Ci)
CAS No.	58861-78-2
Molecular Formula	C5H7NO2S
Molecular Weight	145.18 g/mol
Synonyms	Methyl 4,5-dihydro-1,3-thiazole-4-carboxylate; 4,5-Dihydro-4-thiazolecarboxylic acid methyl ester; 2-Thiazoline-4-carboxylic acid methyl ester; 4-Carbomethoxy-2-thiazoline; Methyl 2-thiazoline-4-carboxylate; 4-Methoxycarbonyl-2-thiazoline; 58861-78-2
EINECS	Contact for details

Quality Control

Our 4-Thiazolecarboxylic acid, 4,5-dihydro-, methyl ester 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 research and industrial synthesis. Certificates of Analysis (COA) documenting purity, physical characteristics, and test results are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
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.