Description

1,3-Dioxolan-2-One, 4,4-Diethyl-5-Methylene- is a specialized cyclic carbonate derivative, a high-value intermediate in advanced organic synthesis. Its unique structure, featuring a methylene group on the dioxolane ring, makes it a versatile building block for creating complex molecules with tailored properties. This compound is particularly sought after by R&D and production teams in the pharmaceutical and fine chemical sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of complex drug molecules, particularly those requiring functionalized cyclic carbonate scaffolds.
• Polymer Chemistry: Acts as a monomer or co-monomer for producing specialty polycarbonates and polymers with specific degradation profiles or functional groups.
• Electrolyte Additive: Investigated for use in advanced lithium-ion battery electrolytes to improve stability and performance at high voltages.
• Organic Synthesis Building Block: Utilized in ring-opening reactions, transesterifications, and as a protected form of diols or carbonyl compounds in multi-step syntheses.
• Fine Chemical Production: Employed in the manufacture of agrochemicals, dyes, and other high-value specialty chemicals requiring its specific reactive framework.
• Crosslinking Agent: Potential use in formulating coatings, adhesives, and resins where its carbonate groups can participate in curing reactions.

Basic Information

Product Name	1,3-Dioxolan-2-One, 4,4-Diethyl-5-Methylene-
CAS No.	111835-62-2
Molecular Formula	C8H12O3
Molecular Weight	156.18 g/mol
Synonyms	4,4-Diethyl-5-methylene-1,3-dioxolan-2-one; 5-Methylene-4,4-diethyl-1,3-dioxolan-2-one; Diethylmethylene carbonate; 4,4-Diethyl-5-methylidene-1,3-dioxolan-2-one; Cyclic carbonate derivative C8H12O3
EINECS	Contact for details

Quality Control

Every batch of 1,3-Dioxolan-2-One, 4,4-Diethyl-5-Methylene- is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure the product meets the high-purity requirements for research and industrial synthesis. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available for each lot upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 1.0%
Specific Gravity (20°C)	1.10 - 1.20

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