Description

3,7,7,9-Tetramethyl-1-Oxaspiro[4.5]Decan-2-One is a high-purity synthetic intermediate belonging to the spirocyclic ketone class of compounds. This specialty chemical is valued for its unique sterically hindered structure, which makes it a versatile building block in advanced organic synthesis. It is primarily sought after by R&D and production teams in the fragrance, flavor, and pharmaceutical industries for creating complex aroma molecules and active pharmaceutical ingredients (APIs).

Application

• Fragrance & Flavor Industry: A key intermediate for synthesizing premium woody, amber, and musk aroma chemicals, contributing to long-lasting and complex scent profiles in perfumes, cosmetics, and personal care products.
• Pharmaceutical Synthesis: Serves as a sophisticated chiral building block or scaffold in the research and development of novel therapeutic agents and active pharmaceutical ingredients (APIs).
• Fine Chemical Manufacturing: Used in the production of other high-value specialty chemicals, catalysts, and ligands for asymmetric synthesis.
• Agrochemical Research: Potential intermediate in the development of new crop protection agents and pesticides, leveraging its complex molecular architecture.
• Material Science: Investigated as a monomer or additive for creating polymers with specific optical or mechanical properties.

Basic Information

Item	Detail
Product Name	3,7,7,9-Tetramethyl-1-Oxaspiro[4.5]Decan-2-One
CAS No.	94201-20-4
Molecular Formula	C13H22O2
Molecular Weight	210.31 g/mol
Synonyms	1-Oxaspiro[4.5]decan-2-one, 3,7,7,9-tetramethyl-; Ambroxide Precursor; 3,7,7,9-Tetramethyloxaspiro[4.5]decan-2-one; Tetramethyl oxaspirodecanone; Spirocyclic Ketone Intermediate; Ambroxan Intermediate; Woody Ambre Ketone
EINECS	Contact for details

Quality Control

Every batch of 3,7,7,9-Tetramethyl-1-Oxaspiro[4.5]Decan-2-One is manufactured under strict quality management systems. Our products undergo rigorous analytical testing to ensure compliance with agreed specifications, including identity, purity, and impurity profile. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and batch-to-batch consistency for your critical applications.

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 strong acids and incompatible organic solvents. For long-term storage, consider using an inert atmosphere to preserve optimal quality.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	Specified range available
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	< 10 ppm

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