Description

1,4,7,10-Tetraoxadispiro[4.0.4.3]Tridecane,11-Methyl-(9Ci) is a specialized spirocyclic acetal compound with the CAS number 35938-81-9. This high-purity intermediate is valued for its unique molecular architecture, which provides a rigid, multi-oxygenated framework critical for advanced synthesis. It is primarily sought by research and development chemists in the pharmaceutical and fine chemical industries for applications in asymmetric synthesis, ligand development, and as a building block for complex molecular scaffolds.

Application

• Pharmaceutical Intermediate: Serves as a key chiral building block or protecting group in the synthesis of novel active pharmaceutical ingredients (APIs).
• Ligand Synthesis: Used in the development of specialized ligands for catalysis, particularly in asymmetric hydrogenation and oxidation reactions.
• Fine Chemical Production: Acts as a precursor for the manufacture of complex fragrances, flavors, and advanced materials requiring specific stereochemistry.
• Academic & Industrial Research: Employed in methodological studies and the discovery of new synthetic pathways due to its constrained spirocyclic structure.
• Polymer Science: Potential monomer or cross-linking agent for creating polymers with tailored thermal and chemical properties.

Basic Information

Product Name	1,4,7,10-Tetraoxadispiro[4.0.4.3]Tridecane,11-Methyl-(9Ci)
CAS No.	35938-81-9
Molecular Formula	C12H20O4
Molecular Weight	228.28 g/mol
Synonyms	11-Methyl-1,4,7,10-tetraoxadispiro[4.0.4.3]tridecane; 1,4,7,10-Tetraoxadispiro[4.0.4.3]tridecane, 11-methyl-; Methyl-substituted spirocyclic tetraoxatridecane; Spirocyclic acetal derivative; 35938-81-9; (9Ci) designated isomer
EINECS	Contact for details

Quality Control

Our 1,4,7,10-Tetraoxadispiro[4.0.4.3]Tridecane,11-Methyl-(9Ci) is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and chiral purity analysis, to ensure it meets the exacting standards required for research and synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming identity, purity, and impurity profiles.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents and moisture. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
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.