Description

1,4-Dioxaspiro[4.5]Decane, 7-Methyl- is a versatile spirocyclic acetal compound, valued for its unique bicyclic structure that serves as a key synthetic intermediate and building block in advanced organic synthesis. Its rigid framework and functional group compatibility make it crucial for constructing complex molecular architectures. This high-purity chemical is essential for research and development laboratories, pharmaceutical synthesis, and the production of specialty fragrances and fine chemicals.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of complex active pharmaceutical ingredients (APIs) and drug candidates, particularly those requiring spirocyclic or bridged ring systems.
• Organic Synthesis Reagent: Used as a versatile precursor and protecting group in multi-step synthetic routes for complex natural products and novel organic molecules.
• Fragrance & Flavor Chemistry: Serves as a starting material for creating unique musk-like odorants and sophisticated aroma chemicals due to its stable, oxygenated bicyclic structure.
• Material Science Research: Employed in the development of novel polymers, ligands for catalysis, and specialty materials with specific structural properties.
• Agrochemical Synthesis: Utilized as an intermediate in the research and production of advanced pesticides and herbicides with enhanced efficacy.

Basic Information

Product Name	1,4-Dioxaspiro[4.5]Decane, 7-Methyl-
CAS No.	935-46-6
Molecular Formula	C9H16O2
Molecular Weight	156.22 g/mol
Synonyms	7-Methyl-1,4-dioxaspiro[4.5]decane; 7-Methyl-1,4-dioxaspiro(4.5)decane; 2-Methylcyclohexanone ethylene ketal; 2-Methylcyclohexanone ethyleneketal; Cyclohexanone, 2-methyl-, ethylene ketal; 1,4-Dioxaspiro[4.5]decane, 7-methyl-; 2-Methylcyclohexyl ethylene ketal
EINECS	213-315-5

Quality Control

Our 1,4-Dioxaspiro[4.5]Decane, 7-Methyl- is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing including GC, HPLC, and NMR to ensure high chemical purity and structural identity. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support cGMP standards for pharmaceutical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. The container should be kept tightly sealed to prevent moisture absorption and potential contamination.

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)	1.458 - 1.462
Density (g/mL, 20°C)	1.010 - 1.030

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