Description

3,6-Dihydro-6-Methoxy-2H-Pyran-2-Carboxylic Acid Ethyl Ester is a versatile heterocyclic building block and ester derivative of significant interest in advanced organic synthesis. This compound matters for its role as a key chiral intermediate in the production of complex pharmaceutical molecules and fine chemicals. It is primarily needed by R&D chemists and process development teams in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A crucial chiral synthon for the synthesis of active pharmaceutical ingredients (APIs), particularly in antiviral and cardiovascular drug research.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators requiring specific stereochemistry.
• Fine Chemical Production: Serves as a precursor for flavors, fragrances, and other high-value specialty chemicals.
• Academic & Industrial R&D: Employed in methodological studies and as a model compound for developing new asymmetric synthesis and catalysis protocols.
• Material Science: Potential monomer or modifier in the synthesis of specialized polymers with unique properties.

Basic Information

Product Name	3,6-Dihydro-6-Methoxy-2H-Pyran-2-Carboxylic Acid Ethyl Ester
CAS No.	25556-18-7
Molecular Formula	C9H14O4
Molecular Weight	186.21 g/mol
Synonyms	Ethyl 3,6-dihydro-6-methoxy-2H-pyran-2-carboxylate; Ethyl 6-methoxy-3,6-dihydro-2H-pyran-2-carboxylate; 6-Methoxy-3,6-dihydro-2H-pyran-2-carboxylic acid ethyl ester; 2H-Pyran-2-carboxylic acid, 3,6-dihydro-6-methoxy-, ethyl ester; Dihydropyran ester; 6-Methoxy-5,6-dihydro-2H-pyran-2-carboxylic acid ethyl ester
EINECS	Contact for details

Quality Control

Our 3,6-Dihydro-6-Methoxy-2H-Pyran-2-Carboxylic Acid Ethyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory needs.

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 heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (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.