Description

3-Oxaspiro[5.5]undec-7-en-9-one is a high-value, specialized organic intermediate featuring a unique spirocyclic and unsaturated ketone structure. This compound is critical for advanced organic synthesis, serving as a versatile building block for constructing complex molecular architectures. It is primarily sought after by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and advanced materials sectors for developing novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly those requiring complex spirocyclic frameworks.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its reactive ketone and olefin functionalities.
• Advanced Material Synthesis: Serves as a precursor for specialty polymers, ligands, or organic electronic materials due to its rigid, multi-functional structure.
• Organic Synthesis & Methodology: A valuable substrate for academic and industrial research in catalysis, cycloaddition reactions, and stereoselective synthesis.
• Fragrance & Flavor Chemistry: Potential intermediate for creating unique macrocyclic or spirocyclic scent molecules.

Basic Information

Product Name	3-Oxaspiro[5.5]undec-7-en-9-one
CAS No.	1159280-52-0
Molecular Formula	C10H14O2
Molecular Weight	166.22 g/mol
Synonyms	3-Oxaspiro[5.5]undec-7-en-9-one; 7,9-Epoxy-1-oxaspiro[5.5]undec-8-en-10-one; Spiro[5.5]undec-7-en-9-one, 3-oxa-; 1159280-52-0; 3-Oxa-spiro[5.5]undec-7-en-9-one
EINECS	Contact for details

Quality Control

Our 3-Oxaspiro[5.5]undec-7-en-9-one is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. 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 controlled room temperature (15-25°C). Keep away from strong oxidizing agents and bases. 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 reference spectrum
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.