Description

5-Methoxy-5-Methyl-Oxolan-2-One is a high-purity, specialized lactone derivative with significant utility in advanced organic synthesis. This compound serves as a versatile chiral building block and intermediate, valued for its unique structural features that enable the construction of complex molecular architectures. It is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and fine chemical sectors for developing active ingredients and novel materials.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and development of active pharmaceutical ingredients (APIs), particularly for compounds with complex stereocenters.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides where specific stereochemistry is required for biological activity.
• Fine Chemical Production: Serves as a precursor for flavors, fragrances, and other high-value specialty chemicals.
• Polymer Chemistry: Acts as a monomer or modifying agent for synthesizing specialized polymers with tailored properties.
• Academic & Industrial R&D: Employed in methodological studies and as a standard in asymmetric synthesis research.
• Material Science: Investigated for use in the development of novel organic materials and liquid crystals.

Basic Information

Product Name	5-Methoxy-5-Methyl-Oxolan-2-One
CAS No.	1487-57-6
Molecular Formula	C7H12O3
Molecular Weight	144.17 g/mol
Synonyms	5-Methoxy-5-methyloxolan-2-one; 5-Methoxy-5-methyl-dihydrofuran-2(3H)-one; 5-Methoxy-5-methyltetrahydro-2-furanone; 5-Methoxy-5-methyl-γ-butyrolactone; α-Methoxy-α-methyl-γ-butyrolactone; 2(3H)-Furanone, dihydro-5-methoxy-5-methyl-; (RS)-5-Methoxy-5-methyloxolan-2-one
EINECS	Contact for details

Quality Control

Our 5-Methoxy-5-Methyl-Oxolan-2-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatographic purity assays and identity confirmation, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing purity, physical properties, and impurity profiles are provided with every shipment and are available upon request.

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 strong oxidizing agents, strong bases, and sources of ignition.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.440 - 1.450
Specific Gravity (20°C)	1.090 - 1.120

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.