Description

2-Methyl-1,4-Dioxaspiro[4.5]Decane is a versatile spirocyclic ketal compound, valued as a crucial building block and protecting group in advanced organic synthesis. Its unique structure provides exceptional stability under basic and nucleophilic conditions, making it a preferred reagent for complex multi-step reactions. This high-purity intermediate is essential for R&D and production in the pharmaceutical, agrochemical, and fine chemical industries.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of complex drug molecules, particularly those requiring spirocyclic or protected diol functionalities.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides where its stability enhances the synthesis of active ingredients.
• Fine Chemical Building Block: Serves as a protected form of cyclohexanone derivatives for the manufacture of fragrances, flavors, and specialty polymers.
• Academic & Industrial Research: A valuable reagent for methodological development in organic chemistry and catalysis studies.
• Polymer Chemistry: Can be utilized as a monomer or cross-linking agent for creating novel polymeric materials with specific thermal and chemical properties.

Basic Information

Product Name	2-Methyl-1,4-Dioxaspiro[4.5]Decane
CAS No.	4722-68-3
Molecular Formula	C9H16O2
Molecular Weight	156.22 g/mol
Synonyms	2-Methyl-1,4-dioxaspiro[4.5]decane; 2-Methyl-1,4-dioxaspiro(4.5)decane; 2-Methylspiro[1,3-dioxolane-2,1'-cyclohexane]; 1,4-Dioxaspiro[4.5]decane, 2-methyl-; Spiro[1,3-dioxolane-2,1'-cyclohexane], 2-methyl-; 2-Methyl-2-(1-oxaspiro[4.5]decan-2-yl)propane-1,3-diol (related); Cyclohexanone ethylene ketal, 2-methyl-
EINECS	225-214-8

Quality Control

Our 2-Methyl-1,4-Dioxaspiro[4.5]Decane is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and organic solvents. Recommended storage temperature is between 15°C and 25°C (59°F and 77°F). Keep container tightly sealed when not in use to prevent moisture absorption and maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.4580 - 1.4620
Density (20°C)	1.010 - 1.030 g/mL

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