Description

1,4-Dioxaspiro[4.5]Decane, 8-(1-Methylethenyl)- is a versatile spirocyclic acetal compound, valued for its unique bicyclic structure that serves as a key protected intermediate in complex organic synthesis. This compound matters because it provides a stable, reactive handle for constructing sophisticated molecular architectures, particularly in the pharmaceutical and fine chemical sectors. Industries that require high-purity, specialized building blocks for active pharmaceutical ingredients (APIs), agrochemicals, and advanced materials will find this chemical essential for their research and development processes.

Application

• Pharmaceutical Intermediate: A crucial protected synthon in the multi-step synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used as a building block for creating novel pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Serves as a precursor in the manufacture of specialty chemicals, flavors, and fragrances.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the development of specialty polymers and resins.
• Academic & Industrial R&D: Employed in research laboratories for methodological development and exploring new synthetic pathways.
• Material Science: Investigated for use in creating advanced organic materials with specific optical or electronic properties.

Basic Information

Product Name	1,4-Dioxaspiro[4.5]Decane, 8-(1-Methylethenyl)-
CAS No.	70850-38-3
Molecular Formula	C11H18O2
Molecular Weight	182.26 g/mol
Synonyms	8-Isopropenyl-1,4-dioxaspiro[4.5]decane; 8-(Prop-1-en-2-yl)-1,4-dioxaspiro[4.5]decane; 8-Vinylidene-1,4-dioxaspiro[4.5]decane (incorrect but common misnomer); Spirocyclic acetal derivative; 1,4-Dioxaspiro[4.5]dec-8-ene, 8-methyl- (related); Cyclohexanone, 4-(1-methylethenyl)-, ethylene ketal; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our 1,4-Dioxaspiro[4.5]Decane, 8-(1-Methylethenyl)- is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography (GC/HPLC) and spectroscopic methods (NMR, IR), 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 at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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