Description

4,5-Dichloro-4,5-Dimethyl-1,3-Dioxolan-2-One is a specialized chlorinated cyclic carbonate ester of significant interest in advanced organic synthesis. This compound serves as a versatile and high-value building block for the preparation of complex molecules, particularly in pharmaceutical and agrochemical research. It is essential for chemists and R&D teams in fine chemical, pharmaceutical, and material science industries seeking to introduce functionalized carbonate or diol motifs into target structures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), especially those requiring chlorinated or carbonate-based scaffolds.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and insecticides, leveraging its reactive dichloro and carbonate functional groups.
• Polymer Chemistry: Acts as a monomer or cross-linking agent for producing specialty polymers with unique thermal or chemical resistance properties.
• Organic Synthesis Reagent: Employed as an electrophile or protecting group agent in complex multi-step synthetic routes for fine chemicals.
• Material Science Research: Investigated for use in creating advanced materials, such as electrolytes for lithium-ion batteries or novel polycarbonates.
• Chemical Derivatization: Useful for modifying surfaces or molecules to alter solubility, reactivity, or biological activity in research applications.

Basic Information

Product Name	4,5-Dichloro-4,5-Dimethyl-1,3-Dioxolan-2-One
CAS No.	129482-56-0
Molecular Formula	C5H6Cl2O3
Molecular Weight	185.00 g/mol
Synonyms	4,5-Dichloro-4,5-dimethyldioxolan-2-one; 2-Oxo-1,3-dioxolane-4,5-dicarboxylic Acid, 4,5-Dichloro-4,5-dimethyl Ester; Dichlorodimethyl Ethylene Carbonate; 4,5-Dichloro-4,5-dimethyl-2-oxo-1,3-dioxolane; NSC 405124
EINECS	Contact for details

Quality Control

Our production of 4,5-Dichloro-4,5-Dimethyl-1,3-Dioxolan-2-One adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatography and spectroscopy. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in opaque packaging or amber glass.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Heavy Metals	< 10 ppm
Residue on Ignition	< 0.1%
Water Content (KF)	< 0.5%

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