Description

5,5-Dimethyl-Dihydro-Furan-2-One is a valuable lactone derivative and a versatile chemical intermediate. This compound matters for its role as a key building block in the synthesis of more complex molecules, particularly in fine chemical and pharmaceutical manufacturing. Industries that require high-purity chiral intermediates, such as agrochemicals, fragrances, and active pharmaceutical ingredient (API) production, are the primary users of this material.

Application

• Pharmaceutical Intermediate: Serves as a crucial chiral building block in the synthesis of active pharmaceutical ingredients (APIs) and other bioactive molecules.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators requiring specific stereochemistry.
• Fine Chemical Production: Acts as a precursor for flavors, fragrances, and other specialty chemicals where its lactone structure is integral.
• Polymer & Material Science: Employed in the research and development of novel polymers, resins, and functional materials.
• Organic Synthesis Research: A valuable reagent in academic and industrial R&D for constructing complex heterocyclic compounds.

Basic Information

Product Name	5,5-Dimethyl-Dihydro-Furan-2-One
CAS No.	3123-97-5
Molecular Formula	C6H10O2
Molecular Weight	114.14 g/mol
Synonyms	5,5-Dimethyldihydro-2(3H)-furanone; 5,5-Dimethylbutyrolactone; 5,5-Dimethyl-γ-butyrolactone; 5,5-Dimethyl-dihydrofuran-2-one; 2(3H)-Furanone, 5,5-dimethyldihydro-; 5,5-Dimethyltetrahydro-2-furanone; 5,5-Dimethyl-2-oxotetrahydrofuran
EINECS	221-500-5

Quality Control

Our 5,5-Dimethyl-Dihydro-Furan-2-One is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including chromatographic purity assays and identity confirmation, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance protocols.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Specific Rotation (if chiral)	Contact for details

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