Description

trans-4,5-Dichloro-4,5-Dimethyl-1,3-Dioxolan-2-One is a high-purity, specialized cyclic carbonate derivative. This compound serves as a critical building block and reagent in advanced organic synthesis, valued for its unique stereochemistry and reactive functional groups. It is primarily utilized by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and material science sectors for developing novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: A key synthon for the preparation of complex drug molecules, particularly those requiring chiral chlorinated precursors.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the synthesis of specialty polymers and resins with tailored properties.
• Organic Synthesis Reagent: Employed in various reactions, including ring-opening polymerizations and as a protected form of a chlorinated diol.
• Ligand and Catalyst Development: Serves as a precursor for chiral ligands used in asymmetric catalysis.
• Material Science Research: Investigated for creating novel organic frameworks and advanced materials with specific electronic or structural characteristics.

Basic Information

Product Name	trans-4,5-Dichloro-4,5-Dimethyl-1,3-Dioxolan-2-One
CAS No.	116857-05-7
Molecular Formula	C5H6Cl2O3
Molecular Weight	185.00 g/mol
Synonyms	trans-4,5-Dichloro-4,5-dimethyldioxolan-2-one; (4R,5R)-4,5-Dichloro-4,5-dimethyl-1,3-dioxolan-2-one; (4S,5S)-4,5-Dichloro-4,5-dimethyl-1,3-dioxolan-2-one; 4,5-Dichloro-4,5-dimethyl-2-oxo-1,3-dioxolane; Dichlorodimethyldioxolanone; DCDMDOL; trans-Dichlorodimethyl ethylene carbonate
EINECS	Contact for details

Quality Control

Our trans-4,5-Dichloro-4,5-Dimethyl-1,3-Dioxolan-2-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and chiral purity analysis, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flames. This material is moisture-sensitive; ensure containers are kept sealed to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee (trans isomer)
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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