Description

Ethyl 3,4,5,6-Tetrahydro-2-Oxo-2H-Pyran-3-Carboxylate is a versatile lactone ester derivative that serves as a critical synthetic intermediate in advanced organic chemistry. Its value lies in its unique bicyclic structure, which provides a reactive scaffold for constructing complex molecules with high precision and efficiency. This compound is essential for research and development chemists in the pharmaceutical and agrochemical industries, where it is used to synthesize novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of novel drug candidates, particularly in the development of central nervous system (CNS) and anti-inflammatory agents.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, leveraging its reactive lactone moiety to create compounds with specific biological activity.
• Fine Chemical Production: Serves as a precursor for flavors, fragrances, and other specialty chemicals requiring complex, oxygenated heterocyclic structures.
• Academic & Industrial R&D: A valuable reagent for methodological development in organic synthesis, including studies on ring-opening reactions and asymmetric catalysis.
• Material Science: Investigated as a monomer or cross-linking agent for developing novel biodegradable polymers and resins with specific thermal or mechanical properties.

Basic Information

Item	Details
Product Name	Ethyl 3,4,5,6-Tetrahydro-2-Oxo-2H-Pyran-3-Carboxylate
CAS No.	150013-91-5
Molecular Formula	C8H12O4
Molecular Weight	172.18 g/mol
Synonyms	Ethyl 3,4,5,6-tetrahydro-2-oxo-2H-pyran-3-carboxylate; 2-Oxo-3,4,5,6-tetrahydro-2H-pyran-3-carboxylic acid ethyl ester; Ethyl tetrahydro-2-oxo-2H-pyran-3-carboxylate; 3-Carbethoxy-3,4,5,6-tetrahydro-2-pyrone; 3-Ethoxycarbonyl-3,4,5,6-tetrahydro-2-pyrone; Ethyl 2-oxo-3,4,5,6-tetrahydro-2H-pyran-3-carboxylate
EINECS	Contact for details

Quality Control

Our Ethyl 3,4,5,6-Tetrahydro-2-Oxo-2H-Pyran-3-Carboxylate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency meet the high standards required for synthetic applications. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee traceability and compliance with your research or production protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. For long-term storage, consider using an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.