Description

1,3-Dioxaspiro[4.5]Decan-7-One,2,2,6,6,8-Pentamethyl-,(5S)-(9Ci) is a high-purity, stereochemically defined spirocyclic compound, identified by CAS NO 810682-18-9. This specialized chemical serves as a valuable chiral building block and advanced synthetic intermediate for constructing complex molecular architectures. It is primarily needed by research and development teams in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly for central nervous system (CNS) and anti-infective drugs.
• Agrochemical Synthesis: Used in the development of novel pesticides and herbicides, where its spirocyclic structure can contribute to unique biological activity.
• Asymmetric Catalysis: Employed as a precursor or ligand in the development of chiral catalysts for stereoselective synthesis.
• Material Science Research: Investigated as a monomer or additive for creating polymers with specific optical or mechanical properties.
• Flavor & Fragrance Chemistry: Serves as an intermediate for synthesizing complex odorants and flavoring agents with specific stereochemical profiles.
• Academic & Contract Research: A valuable tool for methodological development in organic synthesis and medicinal chemistry within university and CRO laboratories.

Basic Information

Item	Details
Product Name	1,3-Dioxaspiro[4.5]Decan-7-One,2,2,6,6,8-Pentamethyl-,(5S)-(9Ci)
CAS No.	810682-18-9
Molecular Formula	C13H22O3
Molecular Weight	226.31 g/mol
Synonyms	(5S)-2,2,6,6,8-Pentamethyl-1,3-dioxaspiro[4.5]decan-7-one; 2,2,6,6,8-Pentamethyl-1,3-dioxaspiro[4.5]decan-7-one, (5S)-; (5S)-2,2,6,6,8-Pentamethyl-1,3-dioxaspiro[4.5]decan-7-one; Spirocyclic dioxolane ketone; Pentamethyl dioxaspirodecanone
EINECS	Contact for details

Quality Control

Our production of 1,3-Dioxaspiro[4.5]Decan-7-One,2,2,6,6,8-Pentamethyl-,(5S)-(9Ci) adheres to stringent quality management protocols. Each batch undergoes rigorous analytical testing, including chiral purity assessment by HPLC, to ensure high chemical and isomeric purity suitable for advanced synthetic applications. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from heat sources and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
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.