Description

1,3-Dioxaspiro[4.4]Nonan-6-Ol,2,2,4-Trimethyl-7-Methylene-,(4S,5S,6R)-(9Ci) is a high-value, stereochemically defined spirocyclic compound, serving as a critical chiral building block in advanced organic synthesis. Its unique fused dioxaspiro structure provides a rigid, protected scaffold that is essential for constructing complex molecules with precise three-dimensional control. This compound is primarily sought after by research and development teams in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients, chiral ligands, and specialty materials.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of new drug candidates, particularly in areas requiring complex stereocenters.
• Agrochemical Synthesis: Used in the creation of advanced, enantiomerically pure pesticides and herbicides where specific biological activity is required.
• Chiral Ligand & Catalyst Precursor: Serves as a starting material for the synthesis of sophisticated ligands used in asymmetric catalysis.
• Fine Chemical Building Block: Employed in academic and industrial R&D for constructing novel spirocyclic and heterocyclic compounds.
• Material Science Research: Potential applications in developing chiral polymers or advanced organic frameworks with specific optical properties.

Basic Information

Product Name	1,3-Dioxaspiro[4.4]Nonan-6-Ol,2,2,4-Trimethyl-7-Methylene-,(4S,5S,6R)-(9Ci)
CAS No.	677752-10-2
Molecular Formula	C11H18O3
Molecular Weight	198.26 g/mol
Synonyms	(4S,5S,6R)-2,2,4-Trimethyl-7-methylene-1,3-dioxaspiro[4.4]nonan-6-ol; (4S,5S,6R)-2,2,4-Trimethyl-7-methylidene-1,3-dioxaspiro[4.4]nonan-6-ol; 1,3-Dioxaspiro[4.4]nonan-6-ol, 2,2,4-trimethyl-7-methylene-, (4S,5S,6R)-; (4S,5S,6R)-2,2,4-Trimethyl-7-methylene-1,3-dioxaspiro[4.4]nonan-6-ol (9CI); Spirocyclic dioxolane alcohol; Chiral spiroketal derivative.
EINECS	Contact for details

Quality Control

Our production of this advanced chiral intermediate adheres to strict quality management protocols, ensuring batch-to-batch consistency and high enantiomeric purity. Quality is verified through comprehensive analytical techniques including Chiral HPLC, GC, and NMR to confirm identity, purity, and stereochemical integrity. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting all critical specifications. We support cGMP standards for applications requiring the highest level of documentation and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). This compound may be sensitive to moisture and prolonged exposure to air; containers should be kept tightly sealed under an inert atmosphere when not in use.

Specification

Item	Specification
Appearance	White to off-white crystalline solid or powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.