Description

Spiro[4.5]Decan-2-One, 4,7-Dimethyl-1-Methylene- (9Ci) is a specialized spirocyclic ketone compound, recognized for its unique bridged molecular structure which imparts valuable chemical and physical properties. This compound is significant as a high-purity intermediate and building block in advanced organic synthesis, enabling the development of complex molecular architectures. It is primarily needed by research institutions and industrial manufacturers in the fragrance, pharmaceutical, and agrochemical sectors for creating novel active ingredients and fine chemicals.

Application

• Fragrance & Flavor Intermediate: Serves as a key precursor for synthesizing novel musk compounds and other complex aroma chemicals with unique olfactory profiles.
• Pharmaceutical Research: Used as a sophisticated building block in medicinal chemistry for the development of new drug candidates, particularly those requiring spirocyclic scaffolds.
• Agrochemical Synthesis: Acts as an intermediate in the production of advanced pesticides and herbicides, where its structural complexity can contribute to new modes of action.
• Organic Synthesis & Catalysis: Employed in academic and industrial R&D for studying novel organic reactions and as a ligand or precursor in catalytic systems.
• Material Science: Investigated as a monomer or additive for creating polymers with specific thermal or mechanical properties due to its rigid spiro structure.

Basic Information

Product Name	Spiro[4.5]Decan-2-One, 4,7-Dimethyl-1-Methylene- (9Ci)
CAS No.	557785-34-9
Molecular Formula	C13H20O
Molecular Weight	192.30 g/mol
Synonyms	4,7-Dimethyl-1-methylenespiro[4.5]decan-2-one; 1-Methylene-4,7-dimethylspiro[4.5]decan-2-one; Spiro[4.5]decan-2-one, 4,7-dimethyl-1-methylene-; 4,7-Dimethyl-1-methylenespiro[4.5]decan-2-one (9CI)
EINECS	Contact for details

Quality Control

Our Spiro[4.5]Decan-2-One, 4,7-Dimethyl-1-Methylene- (9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure high purity and consistency. Certificates of Analysis (COA) detailing specific batch results are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (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.