Description

4,5-Bis(2,2-Dimethyl-1,3-Dioxolan-4-Yl)-2,2-Dimethyl-1,3-Dioxolane is a specialized, high-purity chemical building block featuring a unique acetal-protected diol structure. This compound matters for its role as a critical intermediate in the synthesis of complex molecules, offering precise stereochemistry and functional group protection. It is primarily needed by research and development laboratories, pharmaceutical manufacturers, and fine chemical producers engaged in advanced organic synthesis, particularly for chiral drug candidates and sophisticated polymers.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the multi-step synthesis of active pharmaceutical ingredients (APIs), especially for antiviral and anticancer agents.
• Asymmetric Catalyst Ligand Precursor: Used to construct complex ligand frameworks for transition metal catalysts in enantioselective reactions.
• Polymer Chemistry: Serves as a monomer or cross-linking agent for synthesizing specialty polymers with tailored thermal and mechanical properties.
• Fine Chemical Synthesis: Employed in the production of high-value agrochemicals, flavors, and fragrances requiring specific stereochemical configurations.
• Academic & Industrial Research: A valuable reagent for methodological development in organic chemistry and material science research.
• Protecting Group Chemistry: Its structure is utilized to protect diol functionalities in complex multi-step synthetic pathways.

Basic Information

Product Name	4,5-Bis(2,2-Dimethyl-1,3-Dioxolan-4-Yl)-2,2-Dimethyl-1,3-Dioxolane
CAS No.	1214702-92-7
Molecular Formula	C15H26O6
Molecular Weight	302.36 g/mol
Synonyms	1,3-Dioxolane, 4,5-bis(2,2-dimethyl-1,3-dioxolan-4-yl)-2,2-dimethyl-; 2,2-Dimethyl-4,5-bis(2,2-dimethyl-1,3-dioxolan-4-yl)-1,3-dioxolane; (4R,5R)- and (4S,5S)-4,5-Bis(2,2-dimethyl-1,3-dioxolan-4-yl)-2,2-dimethyl-1,3-dioxolane (stereoisomers); D-Glucose diacetonide derivative; Isosorbide diacetonide derivative; Protected sugar derivative; Acetal-protected diol intermediate.
EINECS	Contact for details

Quality Control

Our 4,5-Bis(2,2-Dimethyl-1,3-Dioxolan-4-Yl)-2,2-Dimethyl-1,3-Dioxolane is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including chiral purity assessment, to ensure it meets the high standards required for advanced synthetic applications. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your quality and regulatory documentation.

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). This compound is moisture-sensitive (hygroscopic) and should be handled under anhydrous conditions to maintain stability and purity.

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 (specify isomer)
Water Content (KF)	≤ 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.