Description

4,6-o-Benzylidene-D-Glucopyranose is a protected carbohydrate derivative, specifically a benzylidene acetal of D-glucose, serving as a crucial chiral building block and synthetic intermediate. This compound is valued for its role in stereoselective synthesis, where the acetal group provides selective protection for hydroxyl groups, enabling complex chemical transformations. It is primarily needed by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and fine chemical sectors for developing active ingredients and novel materials.

Application

• Pharmaceutical Intermediate: Key chiral synthon for the synthesis of nucleoside analogs, antibiotics, and other bioactive molecules.
• Glycochemistry Research: Fundamental building block for the preparation of complex oligosaccharides, glycoconjugates, and glycomimetics.
• Asymmetric Synthesis: Used as a starting material or auxiliary in catalytic asymmetric reactions to introduce chirality.
• Agrochemical Development: Intermediate in the synthesis of chiral herbicides, fungicides, and plant growth regulators.
• Material Science: Precursor for synthesizing specialty polymers, surfactants, or liquid crystals with specific stereochemical properties.
• Chemical Biology Probes: Used to create labeled sugars or inhibitors for studying enzymatic processes and carbohydrate-protein interactions.

Basic Information

Product Name	4,6-o-Benzylidene-D-Glucopyranose
CAS No.	30688-66-5
Molecular Formula	C₁₃H₁₆O₆
Molecular Weight	268.26 g/mol
Synonyms	4,6-O-Benzylidene-D-glucopyranose; 4,6-O-Benzylidene-α-D-glucopyranose; 4,6-O-(Phenylmethylene)-D-glucopyranose; D-Glucose, 4,6-O-benzylidene-; 4,6-Benzylidene-D-glucose; α-D-Glucopyranose, 4,6-O-benzylidene-; 4,6-O-Benzylidene-α-D-glucopyranose
EINECS	Contact for details

Quality Control

Our 4,6-o-Benzylidene-D-Glucopyranose is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the exacting standards required for research and process development. A comprehensive Certificate of Analysis (COA) detailing identity, purity, 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). 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	+80° to +85° (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.