Description

Spiro[4.5]Dec-7-En-1-One, 2,7,9-Trimethyl- (9Ci) is a high-purity, specialized spirocyclic ketone compound that serves as a critical advanced intermediate in organic synthesis. Its unique bridged-ring structure makes it a valuable building block for creating complex molecular architectures with specific stereochemistry and functionality. This compound is primarily sought by research and development chemists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and development of new therapeutic agents, particularly for central nervous system (CNS) and anti-inflammatory targets.
• Agrochemical Synthesis: Used in the development of novel pesticides and herbicides, leveraging its spirocyclic core for enhanced biological activity and environmental stability.
• Material Science Research: Acts as a precursor for specialty polymers, liquid crystals, or organic electronic materials due to its rigid, three-dimensional structure.
• Flavor & Fragrance Chemistry: Serves as an intermediate for synthesizing complex musk or amber odorants with unique olfactory properties.
• Academic & Industrial R&D: Employed in methodological studies and catalysis research for constructing challenging spirocyclic frameworks.
• Fine Chemical Production: Utilized in custom synthesis and contract manufacturing for producing high-value, low-volume specialty chemicals.

Basic Information

Product Name	Spiro[4.5]Dec-7-En-1-One, 2,7,9-Trimethyl- (9Ci)
CAS No.	678981-68-5
Molecular Formula	C13H20O
Molecular Weight	192.30 g/mol
Synonyms	2,7,9-Trimethylspiro[4.5]dec-7-en-1-one; 2,7,9-Trimethylspiro[4.5]dec-7-en-1-one (9CI); Spiro[4.5]dec-7-en-1-one, 2,7,9-trimethyl-; 678981-68-5; AS-812/40267042; SCHEMBL23346877; DTXSID70731892
EINECS	Contact for details

Quality Control

Our Spiro[4.5]Dec-7-En-1-One, 2,7,9-Trimethyl- (9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent batch-to-batch quality suitable for sensitive R&D and scale-up processes. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

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 heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain optimal 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%
Heavy Metals	≤ 20 ppm

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