Description

3-Ethyl-2,4-Dioxaspiro[5.5]Undec-8-Ene is a specialized spirocyclic acetal compound with a unique molecular architecture. This structure makes it a valuable versatile intermediate and building block in advanced organic synthesis, particularly for creating complex molecules with specific stereochemistry and functional properties. It is primarily needed by pharmaceutical R&D, agrochemical, and fragrance & flavor industries for developing novel active ingredients and high-value specialty chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key chiral building block for the synthesis of complex drug candidates, including potential antiviral, anti-inflammatory, or central nervous system (CNS) active compounds.
• Agrochemical Synthesis: Used in the research and development of novel pesticides and herbicides, where its spirocyclic structure can contribute to unique biological activity and stability.
• Fragrance and Flavor Chemistry: Acts as a precursor for creating sophisticated musk-like odorants or complex flavor molecules due to its stable, oxygenated cyclic structure.
• Material Science Research: Employed as a monomer or cross-linking agent in the development of specialty polymers with tailored thermal or mechanical properties.
• Organic Synthesis Reagent: Functions as a protected diol equivalent or a rigid scaffold in multi-step synthetic routes for natural product synthesis and chemical discovery.
• Ligand and Catalyst Development: Its structure can be modified to create novel chiral ligands for asymmetric catalysis applications.

Basic Information

Product Name	3-Ethyl-2,4-Dioxaspiro[5.5]Undec-8-Ene
CAS No.	64165-57-7
Molecular Formula	C11H18O2
Molecular Weight	182.26 g/mol
Synonyms	3-Ethyl-2,4-dioxaspiro[5.5]undec-8-ene; 8-Ethenyl-3-ethyl-1,4-dioxaspiro[4.5]decane; 3-Ethyl-8-vinyl-1,4-dioxaspiro[4.5]decane; Spiro[1,3-dioxolane-2,6'-bicyclo[3.2.1]oct-3-ene], 4-ethyl-; 4-Ethylspiro[1,3-dioxolane-2,6'-bicyclo[3.2.1]oct-3-ene]; (8-Vinyl-1,4-dioxaspiro[4.5]dec-3-yl)ethane
EINECS	Contact for details

Quality Control

Our 3-Ethyl-2,4-Dioxaspiro[5.5]Undec-8-Ene is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography (HPLC/GC) and spectroscopic methods (NMR, IR), to ensure high chemical purity and structural identity. Certificates of Analysis (COA) detailing purity, impurities, and physical characteristics are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

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

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0% (Area %)
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.470 - 1.480
Specific Gravity (20°C)	1.010 - 1.050

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