Description

2,4,8,10-Tetraoxaspiro[5.5]Undecane, 3,9-Diethylidene- is a specialized spirocyclic acetal compound valued for its unique chemical structure and reactivity. This compound serves as a versatile building block and intermediate in advanced organic synthesis, enabling the creation of complex molecular architectures. It is primarily sought after by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and polymer sectors for developing novel materials and active ingredients.

Application

• Pharmaceutical Intermediate: Used in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs), particularly those requiring spirocyclic or acetal motifs.
• Agrochemical Synthesis: Serves as a key precursor in the development of novel pesticides, herbicides, and plant growth regulators.
• Polymer & Resin Chemistry: Acts as a monomer or cross-linking agent in the production of specialty polymers, coatings, and resins with tailored properties.
• Organic Synthesis Building Block: Employed in academic and industrial research for constructing complex organic frameworks, heterocycles, and ligands for catalysis.
• Material Science Research: Investigated for use in creating advanced materials, such as porous organic frameworks or functionalized surfaces.
• Flavor & Fragrance Intermediate: Potential use in the synthesis of complex aroma chemicals due to its acetal functionality.

Basic Information

Product Name	2,4,8,10-Tetraoxaspiro[5.5]Undecane, 3,9-Diethylidene-
CAS No.	65967-52-4
Molecular Formula	C11H16O4
Molecular Weight	212.24 g/mol
Synonyms	3,9-Diethylidene-2,4,8,10-tetraoxaspiro[5.5]undecane; 3,9-Diethylidene-1,5,7,11-tetraoxaspiro[5.5]undecane; Spiroacetal Derivative; Diethylidene Pentaglycol; Acetal Crosslinker; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our 2,4,8,10-Tetraoxaspiro[5.5]Undecane, 3,9-Diethylidene- is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure high purity and batch-to-batch consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay, identity, and impurity profiles to meet your research and development specifications.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. Store away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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