Description

1,7-Dioxaspiro[4.4]Nonan-6-One,8,8-Diethyl-2,2-Dimethyl-(9Ci) is a specialized spirocyclic compound with the CAS number 679391-93-6, serving as a high-value synthetic intermediate and building block in advanced organic chemistry. Its unique molecular architecture, featuring a spiro center and ketone functionality, makes it a critical precursor for constructing complex molecules in pharmaceutical and agrochemical research. This compound is essential for R&D chemists and process development scientists working on novel active ingredients, fragrances, and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly those requiring complex spirocyclic or heterocyclic frameworks.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, where its structure can contribute to unique modes of action.
• Fragrance & Flavor Chemistry: Serves as a precursor for creating sophisticated musk-like or woody odorants and flavoring agents due to its spirocyclic nature.
• Material Science Research: Investigated as a monomer or cross-linking agent for developing polymers with specific thermal or mechanical properties.
• Organic Synthesis Reagent: A versatile scaffold in academic and industrial laboratories for methodology development and the construction of complex natural product analogs.

Basic Information

Product Name	1,7-Dioxaspiro[4.4]Nonan-6-One,8,8-Diethyl-2,2-Dimethyl-(9Ci)
CAS No.	679391-93-6
Molecular Formula	C13H22O3
Molecular Weight	226.31 g/mol
Synonyms	8,8-Diethyl-2,2-dimethyl-1,7-dioxaspiro[4.4]nonan-6-one; 1,7-Dioxaspiro[4.4]nonan-6-one, 8,8-diethyl-2,2-dimethyl-; Spiro[1,3-dioxolane-2,9'-[9]oxanonan]-4-one, 7,7-diethyl-3,3-dimethyl-; 679391-93-6
EINECS	Contact for details

Quality Control

We maintain stringent quality control protocols for our fine chemical intermediates. Each batch of 1,7-Dioxaspiro[4.4]Nonan-6-One,8,8-Diethyl-2,2-Dimethyl-(9Ci) is analyzed to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing specifications such as assay (by HPLC or GC), related substances, and physical characteristics is provided with every shipment. Our quality system is designed to support cGMP compliance for pharmaceutical development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
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.