Description

2-Oxo-α-Chromene-3,6-Dicarboxylic Acid Diethyl Ester is a high-purity organic compound belonging to the chromene (benzopyran) class, serving as a versatile and critical synthetic intermediate. Its value lies in its bifunctional dicarboxylate ester structure, which provides reactive handles for further chemical transformations, enabling the synthesis of complex heterocyclic molecules. This product is essential for research and development chemists in the pharmaceutical, agrochemical, and fine chemical industries, particularly for constructing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel chromene and coumarin derivatives with potential biological activity.
• Agrochemical Synthesis: Used in the research and development of new crop protection agents and herbicides.
• Fine Chemical Production: Serves as a precursor for dyes, pigments, and advanced organic materials.
• Organic Synthesis Research: A valuable scaffold in academic and industrial R&D for exploring new chemical reactions and creating compound libraries.
• Material Science: Investigated for the development of organic semiconductors, fluorescent markers, and other functional polymers.

Basic Information

Product Name	2-Oxo-α-Chromene-3,6-Dicarboxylic Acid Diethyl Ester
CAS No.	6468-67-3
Molecular Formula	C₁₅H₁₄O₇
Molecular Weight	306.27 g/mol
Synonyms	3,6-Diethoxycarbonyl-2H-chromen-2-one; Diethyl 2-oxo-2H-chromene-3,6-dicarboxylate; 2-Oxo-2H-chromene-3,6-dicarboxylic acid diethyl ester; Ethyl 2-oxochromene-3,6-dicarboxylate; Coumarin-3,6-dicarboxylic acid diethyl ester; 2H-1-Benzopyran-2-one, 3,6-bis(ethoxycarbonyl)-; 6468-67-3; Chromene-3,6-dicarboxylic acid diethyl ester, 2-oxo-
EINECS	229-285-9

Quality Control

Our 2-Oxo-α-Chromene-3,6-Dicarboxylic Acid Diethyl Ester is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (IR, NMR), 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 each shipment and is available upon request.

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 heat sources and incompatible materials. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
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.