Description

1,4-Dioxaspiro[4.5]Decan-9-One is a versatile spirocyclic ketone compound that serves as a crucial synthetic intermediate in advanced organic chemistry. Its unique bridged structure makes it a valuable building block for constructing complex molecular frameworks. This high-purity compound is essential for research and development chemists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of complex drug candidates, particularly those requiring spirocyclic or bridged ring systems for enhanced biological activity and metabolic stability.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, where its structure can contribute to novel modes of action.
• Fine Chemical Production: Serves as a precursor for flavors, fragrances, and other high-value specialty chemicals requiring specific cyclic ketone motifs.
• Material Science Research: Employed in the development of novel polymers, ligands for catalysis, and organic electronic materials due to its rigid, three-dimensional structure.
• Academic & R&D Laboratories: A valuable reagent for methodological development in organic synthesis, including studies on ring-forming reactions and asymmetric catalysis.

Basic Information

Product Name	1,4-Dioxaspiro[4.5]Decan-9-One
CAS No.	4969-01-1
Molecular Formula	C9H14O3
Molecular Weight	170.21 g/mol
Synonyms	1,4-Dioxaspiro[4.5]decan-9-one; 9-Oxaspiro[4.5]decane-7,9-dione (incorrect but common misnomer); Cyclohexanone, ethylene ketal; 1,4-Dioxaspiro(4.5)decan-9-one; Spiro[1,3-dioxolane-2,1'-cyclohexan]-4'-one; Cyclohexanone ethylene ketal (related); 9-Oxa-1,5-dioxaspiro[5.5]undecan-2-one (alternative systematic name).
EINECS	225-613-8

Quality Control

Our 1,4-Dioxaspiro[4.5]Decan-9-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatography (HPLC, GC) and spectroscopic methods (IR, NMR), to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing all specifications and test results is provided with every shipment to guarantee it meets your research or production requirements.

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 materials such as strong oxidizing agents. The container should be kept tightly sealed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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