Description

3,3-Dimethyl-1,5-Dioxaspiro[5.5]Undecane is a specialized spirocyclic acetal compound, valued for its unique structural framework and functional properties. This chemical serves as a versatile intermediate and building block in advanced organic synthesis, enabling the creation of complex molecular architectures. It is particularly relevant for R&D chemists and manufacturers in the fragrance, flavor, and pharmaceutical industries seeking to develop novel compounds with specific olfactory or biological activity.

Application

• Fragrance and Flavor Intermediate: Used in the synthesis of novel musk compounds and other specialty aroma chemicals for perfumery and flavoring applications.
• Pharmaceutical Research: Acts as a key building block or protecting group in the synthesis of complex drug candidates and active pharmaceutical ingredients (APIs).
• Organic Synthesis: Serves as a versatile spirocyclic scaffold for constructing complex natural product analogs and other advanced organic molecules in academic and industrial research.
• Functional Materials: Potential precursor in the development of specialty polymers, resins, or liquid crystals requiring specific cyclic ether functionalities.
• Agrochemicals: Intermediate in the research and development of new crop protection agents and pesticides.

Basic Information

Product Name	3,3-Dimethyl-1,5-Dioxaspiro[5.5]Undecane
CAS No.	707-29-9
Molecular Formula	C11H20O2
Molecular Weight	184.28 g/mol
Synonyms	3,3-Dimethyl-1,5-dioxaspiro[5.5]undecane; 2,2-Dimethyl-1,3-dioxaspiro[4.5]decane; 2,2-Dimethyl-1,3-dioxaspiro[4.5]decane (common misnomer); Spiro[1,3-dioxolane-2,1'-cyclohexane], 4,4-dimethyl-; 4,4-Dimethylspiro[1,3-dioxolane-2,1'-cyclohexane]; 3,3-Dimethyl-1,5-dioxaspiro(5.5)undecane; Dioxaspiro compound 707-29-9
EINECS	211-915-7

Quality Control

Our 3,3-Dimethyl-1,5-Dioxaspiro[5.5]Undecane is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including GC, HPLC, and NMR, to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) with every shipment, documenting all critical quality parameters. Our commitment to cGMP principles and adherence to ISO quality standards ensure reliable supply for your most demanding applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and 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 using an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.4580 - 1.4620
Density (g/mL, 20°C)	0.980 - 1.010

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