Description

Phenyl-2,3,4,6-Tetra-o-Acetyl-β-D-Galactopyranoside is a high-purity, protected glycosyl donor and a key synthetic intermediate in carbohydrate chemistry. This compound is essential for the controlled synthesis of complex oligosaccharides and glycoconjugates, enabling research and production in advanced life science fields. It is primarily utilized by pharmaceutical R&D teams, biotechnology firms, and academic laboratories focused on glycoscience, drug discovery, and the development of novel diagnostics.

Application

• Glycosylation Reagent: A crucial building block for the chemical and enzymatic synthesis of galactose-containing oligosaccharides and glycoproteins.
• Pharmaceutical Intermediate: Used in the research and development of carbohydrate-based drugs, including antiviral agents, anti-inflammatory compounds, and cancer therapeutics.
• Bioconjugate Chemistry: Serves as a precursor for creating glycan arrays, labeled probes, and antibody-drug conjugates (ADCs) for diagnostic and therapeutic applications.
• Enzymology Studies: Acts as a substrate or inhibitor for studying the activity and mechanism of glycosidases and glycosyltransferases.
• Glycobiology Research: Fundamental tool for investigating cell-surface interactions, immune response mechanisms, and cellular signaling pathways involving carbohydrates.
• Standards and Reference Material: Used as a certified reference standard in analytical laboratories for quality control and method validation.

Basic Information

Product Name	Phenyl-2,3,4,6-Tetra-o-Acetyl-β-D-Galactopyranoside
CAS No.	2872-72-2
Molecular Formula	C20H24O11
Molecular Weight	440.40 g/mol
Synonyms	Phenyl 2,3,4,6-Tetra-O-acetyl-β-D-galactopyranoside; Phenyl β-D-Galactopyranoside Tetraacetate; Galactose Pentacetate Phenyl Glycoside; 2,3,4,6-Tetra-O-acetyl-β-D-galactopyranosyl Phenyl Ether; β-D-Galactopyranoside, Phenyl 2,3,4,6-Tetraacetate; Phenyl Tetraacetyl-β-D-galactoside; Acetylated Phenyl Galactoside
EINECS	220-724-5

Quality Control

Every batch of Phenyl-2,3,4,6-Tetra-o-Acetyl-β-D-Galactopyranoside is manufactured under strict quality management systems. Our products undergo rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency meet the high standards required for research and synthesis. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each 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). This material is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent decomposition.

Specification

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