Description

Ethyl 4-Oxo-3,4-Dihydro-2H-Pyran-2-Carboxylate is a versatile lactone derivative and a valuable building block in synthetic organic chemistry. This compound is prized for its functionalized pyranone core, which serves as a key intermediate in the synthesis of complex heterocyclic molecules. It is primarily utilized by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and fine chemical sectors for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various drug candidates, particularly those containing dihydropyran or lactone motifs.
• Agrochemical Synthesis: Used in the research and development of novel pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Serves as a building block for creating specialty chemicals, flavors, fragrances, and advanced materials.
• Academic & Industrial Research: Employed in methodological studies and as a starting material for constructing complex natural product analogs and heterocyclic libraries.
• Material Science: Potential monomer or modifier in the development of polymers with specific functional properties.

Basic Information

Product Name	Ethyl 4-Oxo-3,4-Dihydro-2H-Pyran-2-Carboxylate
CAS No.	287193-06-0
Molecular Formula	C8H10O4
Molecular Weight	170.16 g/mol
Synonyms	Ethyl 4-oxo-3,4-dihydro-2H-pyran-2-carboxylate; 2H-Pyran-2-carboxylic acid, 4-oxo-3,4-dihydro-, ethyl ester; Ethyl 4-oxotetrahydro-2H-pyran-2-carboxylate; 4-Oxo-3,4-dihydro-2H-pyran-2-carboxylic acid ethyl ester; Ethyl 2,3-dihydro-4-oxo-2H-pyran-2-carboxylate; 287193-06-0; EINECS Contact for details

Quality Control

Our Ethyl 4-Oxo-3,4-Dihydro-2H-Pyran-2-Carboxylate is manufactured under strict quality management systems. 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. A comprehensive Certificate of Analysis (COA) detailing purity, physical characteristics, and test results is provided with every shipment.

Storage

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

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.