Description

1,4-Dioxaspiro[4.4]Nonane-6-Methanol,Acetate,(S)-(9Ci) is a high-value, chiral spirocyclic building block essential for advanced organic synthesis. This compound matters because its unique stereochemistry and functional groups enable the precise construction of complex molecular architectures. It is primarily needed by research chemists and process development scientists in the pharmaceutical and agrochemical industries for creating novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of novel drug candidates, particularly in central nervous system (CNS) and antiviral research.
• Agrochemical Synthesis: Used in the development of enantiomerically pure pesticides and herbicides for enhanced efficacy and environmental safety.
• Asymmetric Catalysis: Serves as a precursor or ligand for chiral catalysts used in stereoselective transformations.
• Material Science Research: Employed in the development of specialty polymers and advanced organic materials with specific optical or structural properties.
• Academic & R&D Laboratories: A valuable reagent for methodological studies in organic chemistry and the exploration of new spirocyclic compound libraries.

Basic Information

Product Name	1,4-Dioxaspiro[4.4]Nonane-6-Methanol,Acetate,(S)-(9Ci)
CAS No.	190246-81-2
Molecular Formula	C11H18O4
Molecular Weight	214.26 g/mol
Synonyms	(S)-6-(Acetoxymethyl)-1,4-dioxaspiro[4.4]nonane; (S)-1,4-Dioxaspiro[4.4]nonane-6-methanol acetate; (S)-2,8-Dioxaspiro[4.4]nonane-4-methanol, acetate; (4S)-4-(Acetoxymethyl)-2,8-dioxaspiro[4.4]nonane; (S)-Acetic acid 1,4-dioxaspiro[4.4]nonan-6-ylmethyl ester; Spirocyclic ketal acetate (S)-enantiomer
EINECS	Contact for details

Quality Control

Our production of 1,4-Dioxaspiro[4.4]Nonane-6-Methanol,Acetate,(S)-(9Ci) adheres to stringent quality protocols to ensure batch-to-batch consistency and high enantiomeric purity. All materials are fully characterized using advanced analytical techniques including chiral HPLC, NMR, and GC-MS. A comprehensive Certificate of Analysis (COA) detailing identity, purity, chiral excess, and impurity profile is provided with each shipment to support your regulatory and R&D requirements.

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 strong acids and incompatible organic solvents. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
Water Content (KF)	≤ 0.5%

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