Description

2-Ethyl-1,3-thiazole-5-carboxylic acid is a versatile heterocyclic building block featuring both a carboxylic acid and a thiazole moiety. This compound is valued for its role as a key intermediate in the synthesis of complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is essential for researchers and manufacturers developing active ingredients, flavor/fragrance compounds, and advanced materials who require high-purity, reliable synthetic intermediates.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of novel active pharmaceutical ingredients (APIs), especially those targeting neurological or metabolic pathways.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and fungicides where the thiazole ring system imparts specific biological activity.
• Flavor & Fragrance Industry: Serves as a precursor for creating specific sulfur-containing aroma compounds that contribute to roasted, meaty, or savory notes.
• Chemical Research & Development: Employed in organic synthesis and medicinal chemistry for constructing complex heterocyclic scaffolds and exploring structure-activity relationships.
• Material Science: Investigated as a monomer or functional additive for creating polymers with specialized electronic or optical properties.
• Ligand Synthesis: Used to prepare chelating ligands for catalysis or metal-organic frameworks (MOFs) due to the coordinating potential of the nitrogen and oxygen atoms.

Basic Information

Item	Details
Product Name	2-Ethyl-1,3-thiazole-5-carboxylic Acid
CAS No.	30709-68-3
Molecular Formula	C6H7NO2S
Molecular Weight	157.19 g/mol
Synonyms	5-Carboxy-2-ethylthiazole; 2-Ethyl-5-thiazolecarboxylic Acid; 2-Ethylthiazole-5-carboxylic Acid; 2-Ethyl-1,3-thiazole-5-carboxylic acid; 2-Ethyl-δ⁴-thiazoline-5-carboxylic Acid; 2-Ethyl-4-thiazolecarboxylic Acid (common misnomer); 30709-68-3; Thiazole-5-carboxylic acid, 2-ethyl-
EINECS	Contact for details

Quality Control

Our 2-Ethyl-1,3-thiazole-5-carboxylic acid is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) documenting all critical parameters are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); keep the container tightly sealed to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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