Description

3-(2,2-Dimethyl-1,3-Dioxolan-4-Yl)-7,7-Dimethyl-2,6,8-Trioxabicyclo[3.3.0]Octane is a specialized bicyclic acetal compound with the CAS number 4613-62-1, valued for its unique structural features that make it a versatile intermediate in advanced organic synthesis. Its complex, rigid framework is particularly useful for constructing intricate molecular architectures where precise stereochemistry and stability are required. This chemical is essential for R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries seeking to develop novel active ingredients or functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key chiral building block or protecting group in the synthesis of complex drug candidates, particularly for central nervous system (CNS) and antiviral agents.
• Agrochemical Synthesis: Used in the development of novel pesticides and herbicides, where its bicyclic structure can contribute to biological activity and environmental stability.
• Fine Chemical Production: Acts as a precursor for specialty chemicals, including flavors, fragrances, and advanced polymer modifiers.
• Academic & Industrial Research: A valuable reagent for methodological studies in organic chemistry, exploring new catalytic reactions and synthetic pathways.
• Material Science: Potential application as a monomer or cross-linking agent for developing polymers with specific thermal or mechanical properties.

Basic Information

Item	Details
Product Name	3-(2,2-Dimethyl-1,3-Dioxolan-4-Yl)-7,7-Dimethyl-2,6,8-Trioxabicyclo[3.3.0]Octane
CAS No.	4613-62-1
Molecular Formula	C13H22O5
Molecular Weight	258.31 g/mol
Synonyms	1,2:5,6-Di-O-isopropylidene-D-mannitol; Diacetone-D-mannitol; 1,2:5,6-Di-O-isopropylidene-D-mannitol (common name); D-Mannitol diacetonide; 1,2:5,6-Diisopropylidene-D-mannitol; 3,4-O-Isopropylidene-D-mannitol 1,2:5,6-diacetonide; D-Mannitol 1,2:5,6-diacetonide
EINECS	Contact for details

Quality Control

Every batch of 3-(2,2-Dimethyl-1,3-Dioxolan-4-Yl)-7,7-Dimethyl-2,6,8-Trioxabicyclo[3.3.0]Octane is manufactured and tested under a strict quality management system. Our products undergo rigorous analytical testing, including HPLC, GC, and NMR, to ensure compliance with exacting purity standards. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to guarantee traceability and batch-to-batch consistency for your critical processes.

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 strong acids and organic solvents. The container must be kept tightly sealed in a dry environment to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	119 - 123 °C
Specific Rotation [α]20/D	-23° to -27° (c=1 in CHCl3)
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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