Description

Ethyl 5-Chloro-2-Oxo-2H-Chromene-3-Carboxylate is a high-purity organic intermediate belonging to the coumarin derivative family. This compound is valued for its role as a versatile synthetic building block in advanced pharmaceutical and agrochemical research and development. It is primarily sought after by R&D chemists and process development scientists in the fine chemical and active pharmaceutical ingredient (API) manufacturing sectors.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those with potential biological activity.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and other crop protection agents.
• Organic Synthesis Building Block: Serves as a versatile scaffold for constructing complex heterocyclic compounds in academic and industrial laboratories.
• Dye and Pigment Research: Acts as a starting material for developing new fluorescent dyes or functional colorants due to the coumarin core structure.
• Material Science Research: Investigated for potential use in the development of organic electronic materials or sensors.

Basic Information

Product Name	Ethyl 5-Chloro-2-Oxo-2H-Chromene-3-Carboxylate
CAS No.	70384-80-4
Molecular Formula	C₁₂H₉ClO₄
Molecular Weight	252.65 g/mol
Synonyms	Ethyl 5-Chlorocoumarin-3-carboxylate; 5-Chloro-2-oxo-2H-chromene-3-carboxylic acid ethyl ester; 5-Chloro-3-carbethoxycoumarin; 3-Carbethoxy-5-chlorocoumarin; 5-Chloro-3-ethoxycarbonylcoumarin; Ethyl 5-chloro-2-oxochromene-3-carboxylate; 5-Chloro-2-oxo-2H-1-benzopyran-3-carboxylic Acid Ethyl Ester
EINECS	Contact for details

Quality Control

Our Ethyl 5-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, to ensure it meets the high standards required for research and 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, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials.

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.