Description

Dihydro-4,4-Dimethyl-2(3H)-Furanone is a versatile lactone compound with a distinct chemical structure that serves as a valuable intermediate and building block in organic synthesis. Its unique cyclic ester functionality makes it a critical precursor for the production of fine chemicals, pharmaceuticals, and specialty materials. This product is essential for R&D chemists and manufacturers in the pharmaceutical, agrochemical, and fragrance industries seeking to develop novel compounds and active ingredients.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs) and complex drug molecules.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators.
• Flavor and Fragrance Ingredient: Serves as a precursor for creating specific lactone-based flavor compounds and aroma chemicals.
• Polymer and Resin Modifier: Acts as a monomer or cross-linking agent in the manufacture of specialty polymers and coatings.
• Organic Synthesis Reagent: Employed in research laboratories for cyclization reactions and the construction of heterocyclic compounds.
• Chemical Intermediate for Dyes: Used in the synthesis of specialized dyes and pigments.

Basic Information

Product Name	Dihydro-4,4-Dimethyl-2(3H)-Furanone
CAS No.	13861-97-7
Molecular Formula	C6H10O2
Molecular Weight	114.14 g/mol
Synonyms	4,4-Dimethyl-γ-butyrolactone; 4,4-Dimethyldihydro-2(3H)-furanone; 4,4-Dimethylbutyrolactone; 4,4-Dimethyl-γ-valerolactone (common misnomer); Dihydro-4,4-dimethylfuran-2(3H)-one; 4,4-Dimethyltetrahydro-2-furanone; 4,4-Dimethyl-2-oxotetrahydrofuran.
EINECS	237-590-9

Quality Control

Our Dihydro-4,4-Dimethyl-2(3H)-Furanone is produced under strict quality management systems. We offer various grades, including technical and high-purity, to meet diverse application needs. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specific results for assay, impurities, and physical 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, strong bases, and sources of ignition. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.430 - 1.435
Density (g/mL, 20°C)	1.010 - 1.030

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