Description

4,6-o-Ethylidene-D-Glucopyranose is a protected sugar derivative and a key chiral intermediate in organic synthesis. This compound matters for its role in constructing complex carbohydrate structures and as a versatile building block for pharmaceuticals and fine chemicals. Industries that need it include pharmaceutical R&D for active ingredient synthesis, biotechnology for carbohydrate-based research, and specialty chemical manufacturing for producing advanced materials and catalysts.

Application

• Pharmaceutical Intermediate: A crucial chiral synthon for the synthesis of nucleoside analogs, antiviral agents, and other active pharmaceutical ingredients (APIs).
• Carbohydrate Chemistry Research: Serves as a protected glucose derivative for studying glycosylation reactions, enzymatic processes, and carbohydrate-protein interactions.
• Glycoconjugate Synthesis: Used in the preparation of complex oligosaccharides, glycopeptides, and glycolipids for biological studies and diagnostic applications.
• Catalyst and Ligand Preparation: Acts as a precursor for chiral ligands and organocatalysts used in asymmetric synthesis.
• Fine Chemical Production: Employed in the manufacture of specialty surfactants, flavorants, and other value-added chemical products derived from sugars.

Basic Information

Product Name	4,6-o-Ethylidene-D-Glucopyranose
CAS No.	18465-50-4
Molecular Formula	C8H14O6
Molecular Weight	206.19 g/mol
Synonyms	4,6-O-Ethylidene-D-glucose; 4,6-O-Ethylidene-α-D-glucopyranose; D-Glucose, 4,6-O-ethylidene-; 1,2,3-Tri-O-acetyl-4,6-O-ethylidene-α-D-glucopyranose (precursor derivative); Ethylidene glucose; 4,6-Ethylidene-D-glucopyranose; α-D-Glucopyranose, 4,6-O-ethylidene-
EINECS	242-350-6

Quality Control

Our 4,6-o-Ethylidene-D-Glucopyranose is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for research and synthesis. Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The product is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent degradation.

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]20/D	+80° to +85° (c=1 in H2O)
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.