Description

1,4-Dioxaspiro[4.4]Nonane-6,7-Diol,cis-(9Ci) is a high-purity, specialized diol derivative featuring a unique spirocyclic acetal structure. This compound serves as a versatile and valuable chiral building block in advanced organic synthesis, offering precise stereochemical control for complex molecule construction. It is primarily sought after by research institutions and industrial R&D departments in the pharmaceutical and fine chemical sectors for the development of novel active ingredients and sophisticated intermediates.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of complex drug candidates, particularly those requiring specific stereocenters.
• Asymmetric Synthesis: Employed as a precursor or auxiliary in catalytic asymmetric reactions to induce high enantioselectivity.
• Natural Product Synthesis: Used in the total synthesis of natural products with intricate polycyclic or spirocyclic architectures.
• Ligand and Catalyst Development: Serves as a backbone for creating novel chiral ligands and organocatalysts.
• Material Science Research: Investigated as a monomer or cross-linker for developing polymers with unique thermal or mechanical properties.
• Agrochemical Synthesis: Potential intermediate in the research and development of new, stereochemically defined active agrochemical ingredients.

Basic Information

Product Name	1,4-Dioxaspiro[4.4]Nonane-6,7-Diol,cis-(9Ci)
CAS No.	39682-18-3
Molecular Formula	C9H14O4
Molecular Weight	186.21 g/mol
Synonyms	cis-1,4-Dioxaspiro[4.4]nonane-6,7-diol; (6R,7S)-1,4-Dioxaspiro[4.4]nonane-6,7-diol; (6S,7R)-1,4-Dioxaspiro[4.4]nonane-6,7-diol; cis-Cyclohexane-1,2-diol acetonide; cis-Cyclohexane-1,2-diol cyclic acetonide; (1R,2S)-1,2-Cyclohexanediol 1,2-acetonide; (1S,2R)-1,2-Cyclohexanediol 1,2-acetonide; Spiro[1,3-dioxolane-2,1'-cyclohexane]-4',5'-diol, cis-
EINECS	Contact for details

Quality Control

Our 1,4-Dioxaspiro[4.4]Nonane-6,7-Diol,cis-(9Ci) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity verification, to ensure it meets the high standards required for research and process development. A comprehensive Certificate of Analysis (COA) detailing identity, assay, enantiomeric excess, and impurity profiles is provided with every shipment.

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). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed to prevent absorption of moisture from the atmosphere.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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