Description

Ethyl 4-Chloro-2-Oxo-2H-Chromene-3-Carboxylate is a high-purity, versatile organic intermediate belonging to the coumarin derivative family. This compound is valued for its role as a key building block in the synthesis of more complex molecules, particularly in pharmaceutical and agrochemical research. It is primarily sought by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and agrochemical industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel drug candidates, particularly those targeting various therapeutic areas.
• Agrochemical Synthesis: Used in the research and development of new pesticides, herbicides, and fungicides due to its bioactive coumarin core.
• Organic Synthesis Building Block: Serves as a versatile starting material for constructing complex heterocyclic compounds in academic and industrial laboratories.
• Dye and Pigment Research: Employed in the development of new fluorescent dyes and functional colorants owing to the chromene structure.
• Material Science: Investigated for potential use in the creation of organic electronic materials and photoactive polymers.

Basic Information

Product Name	Ethyl 4-Chloro-2-Oxo-2H-Chromene-3-Carboxylate
CAS No.	213181-26-1
Molecular Formula	C₁₂H₉ClO₄
Molecular Weight	252.65 g/mol
Synonyms	4-Chloro-2-oxo-2H-chromene-3-carboxylic acid ethyl ester; Ethyl 4-chloro-2-oxo-2H-1-benzopyran-3-carboxylate; 4-Chloro-3-ethoxycarbonylcoumarin; 3-Carbethoxy-4-chlorocoumarin; 4-Chloro-3-carbethoxycoumarin; 4-Chlorocoumarin-3-carboxylic acid ethyl ester; Ethyl 4-chlorocoumarin-3-carboxylate; 4-Chloro-2-oxochromene-3-carboxylic acid ethyl ester
EINECS	Contact for details

Quality Control

Our Ethyl 4-Chloro-2-Oxo-2H-Chromene-3-Carboxylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

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

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	≤ 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.