Description

1,2:5,6-Di-o-Cyclohexylidene-β-D-Fructofuranose is a protected derivative of D-fructose, where the hydroxyl groups are shielded by cyclohexylidene ketal groups. This chemical modification is crucial for its primary role as a versatile chiral building block and intermediate in sophisticated organic synthesis. It is particularly valuable for research and production in the pharmaceutical and fine chemical industries, where precise stereochemistry is required.

Application

• Chiral Intermediate in Pharmaceutical Synthesis: Serves as a key starting material for the production of complex, biologically active molecules, including nucleoside analogs and other sugar-based therapeutics.
• Asymmetric Catalyst Ligand Precursor: Used in the development of chiral ligands for metal-catalyzed reactions, enabling the synthesis of enantiomerically pure compounds.
• Carbohydrate Chemistry Research: An essential tool in academic and industrial laboratories for studying glycosylation reactions and synthesizing complex oligosaccharides.
• Fine Chemical and Specialty Material Production: Employed in the synthesis of advanced materials, sensors, and specialty polymers that require specific sugar-based architectures.

Basic Information

Product Name	1,2:5,6-Di-o-Cyclohexylidene-β-D-Fructofuranose
CAS No.	18608-92-9
Molecular Formula	C18H28O6
Molecular Weight	340.41 g/mol
Synonyms	1,2:5,6-Di-O-cyclohexylidene-D-fructofuranose; Di-O-cyclohexylidene-D-fructofuranose; 1,2:5,6-Bis-O-(cyclohexylidene)-α-D-fructofuranose; D-Fructose 1,2:5,6-bis(cyclohexyl acetal); Cyclohexylidene D-fructose derivative; 1,2:5,6-Dicyclohexylidene-D-fructofuranose
EINECS	Contact for details

Quality Control

Our 1,2:5,6-Di-o-Cyclohexylidene-β-D-Fructofuranose is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and synthesis applications. A comprehensive Certificate of Analysis (COA) detailing all specifications 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 room temperature (15-25°C). Keep the container tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	158 - 162 °C
Specific Rotation [α]²⁰D	-30° to -34° (c=1 in CHCl₃)
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.