Description

(Rac)-6-Methylenetetrahydropyran-2-One is a versatile lactone derivative and a valuable chiral building block in organic synthesis. This compound is significant for its role as a key intermediate in the production of complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is primarily needed by research institutions and industrial manufacturers engaged in the development of active pharmaceutical ingredients (APIs), fine chemicals, and advanced material precursors.

Application

• Pharmaceutical Intermediate: Serves as a crucial chiral synthon in the synthesis of various drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used as a building block for creating advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Acts as a precursor in the manufacture of specialty chemicals, flavors, and fragrances.
• Academic & Industrial Research: Employed in methodological development and as a standard in asymmetric synthesis studies.
• Material Science: Potential monomer or intermediate for synthesizing specialized polymers and functional materials.

Basic Information

Product Name	(Rac)-6-Methylenetetrahydropyran-2-One
CAS No.	5636-66-8
Molecular Formula	C6H8O2
Molecular Weight	112.13 g/mol
Synonyms	6-Methylenetetrahydropyran-2-one; 6-Methylene-δ-valerolactone; 6-Methylenetetrahydro-2H-pyran-2-one; (±)-6-Methylenetetrahydropyran-2-one; DL-6-Methylenetetrahydropyran-2-one; 2H-Pyran-2-one, tetrahydro-6-methylene-; 6-Methylene-2-oxotetrahydropyran
EINECS	Contact for details

Quality Control

Our (Rac)-6-Methylenetetrahydropyran-2-One is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. Products undergo rigorous analytical testing, including chromatography and spectroscopic methods, to meet exacting customer specifications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment.

Storage

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

Specification

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