Description

1,2-Dioxolan-3-One, 5-Methyl-4-Methylene- is a specialized heterocyclic compound featuring a dioxolane ring fused with a lactone functionality. This unique structure makes it a valuable high-purity chemical intermediate for advanced synthesis in research and industrial applications. It is primarily sought after by pharmaceutical, agrochemical, and fine chemical manufacturers for the development of novel active ingredients and complex molecules.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and production of advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Serves as a precursor for specialty chemicals, flavors, fragrances, and performance materials.
• Academic & Industrial Research: A valuable reagent for methodological development and exploring new chemical reactions in organic chemistry.
• Polymer Chemistry: Potential monomer or cross-linking agent for creating polymers with specific degradable or functional properties.

Basic Information

Product Name	1,2-Dioxolan-3-One, 5-Methyl-4-Methylene-
CAS No.	99268-56-1
Molecular Formula	C5H6O3
Molecular Weight	114.10 g/mol
Synonyms	5-Methyl-4-methylidene-1,3-dioxolan-2-one; 4-Methylene-5-methyl-1,3-dioxolan-2-one; 5-Methyl-4-methylene-1,3-dioxolan-2-one; Methylenemethyl dioxolanone; (5-Methyl-4-methylene-1,3-dioxolan-2-one)
EINECS	Contact for details

Quality Control

Our 1,2-Dioxolan-3-One, 5-Methyl-4-Methylene- is produced under strict quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, confirming compliance with agreed specifications. Our quality system supports cGMP and ISO standards for traceability and reliability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture. Keep away from incompatible materials such as strong bases and reducing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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