Description

3-Oxaspiro[5.5]Undecane-8,10-Dione is a specialized spirocyclic diketone compound that serves as a valuable synthetic intermediate in advanced organic chemistry. Its unique bridged structure makes it a versatile building block for constructing complex molecular frameworks, particularly in pharmaceutical and fine chemical synthesis. This high-purity intermediate is essential for research and development chemists working on novel active pharmaceutical ingredients (APIs), agrochemicals, and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of complex, spirocyclic drug candidates and novel therapeutic agents.
• Agrochemical Synthesis: Used in the research and development of advanced pesticides and herbicides with novel modes of action.
• Fine Chemical Production: Serves as a precursor for specialty chemicals, flavors, and fragrances requiring specific cyclic architectures.
• Material Science Research: Employed in the development of polymers and advanced organic materials with tailored properties.
• Academic & Industrial R&D: A crucial reagent for methodological studies in organic synthesis and catalysis.

Basic Information

Product Name	3-Oxaspiro[5.5]Undecane-8,10-Dione
CAS No.	1058731-65-9
Molecular Formula	C10H14O3
Molecular Weight	182.22 g/mol
Synonyms	8,10-Dioxo-3-oxaspiro[5.5]undecane; 3-Oxaspiro[5.5]undecane-8,10-dione; Spiro[1,3-dioxane-2,6'-bicyclo[3.3.1]nonane]-8',10'-dione; 1,4-Dioxaspiro[4.5]decane-8,10-dione (related structure); Bicyclic Diketone Ester
EINECS	Contact for details

Quality Control

Our 3-Oxaspiro[5.5]Undecane-8,10-Dione is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure high chemical purity and structural identity. Certificates of Analysis (COA) detailing purity, impurities, and physical characteristics are provided with every shipment to guarantee batch-to-batch consistency and support your regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.