Description

Benzyl2-Acetamido-4,6-Di-o-Acetyl-3-o-(2,3,4,6-Tetra-o-Acetyl-B-D-Galactopyranosyl)-2-Deoxy-A-D-Galactopyranoside CAS NO 67313-30-8 is a complex, fully protected glycosyl donor derivative, specifically a benzyl glycoside of a peracetylated N-acetylgalactosamine disaccharide. This compound is a high-value synthetic intermediate of critical importance in advanced organic and carbohydrate chemistry. It is primarily needed by research institutions and pharmaceutical companies engaged in the synthesis of oligosaccharides, glycoconjugates, and novel therapeutic agents.

Application

• Glycoscience Research: Serves as a key building block (glycosyl donor) for the chemical and enzymatic synthesis of complex oligosaccharides and glycans.
• Pharmaceutical Development: Used in the preparation of carbohydrate-based vaccine candidates, glycoprotein mimics, and other biologically active glycoconjugates.
• Glycobiology Probes: Enables the creation of labeled or modified sugar structures for studying carbohydrate-protein interactions and metabolic pathways.
• Process Chemistry: Acts as a critical intermediate in the multi-step synthesis of target molecules for preclinical and clinical studies.
• Academic Synthesis: Employed in methodological development and total synthesis projects requiring stereoselective glycosylation reactions.

Basic Information

Item	Detail
Product Name	Benzyl2-Acetamido-4,6-Di-o-Acetyl-3-o-(2,3,4,6-Tetra-o-Acetyl-B-D-Galactopyranosyl)-2-Deoxy-A-D-Galactopyranoside
CAS No.	67313-30-8
Molecular Formula	C₃₈H₅₃NO₂₁
Molecular Weight	883.82 g/mol
Synonyms	Benzyl O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1→3)-2-acetamido-4,6-di-O-acetyl-2-deoxy-α-D-galactopyranoside; Benzyl 2-acetamido-4,6-di-O-acetyl-2-deoxy-3-O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-α-D-galactopyranoside; Peracetylated Galβ(1-3)GalNAcα-OBn; Glycosyl Donor for T-antigen derivative; Protected Disaccharide Glycoside; CAS 67313-30-8
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards for research and process chemistry. Every batch is characterized using advanced analytical techniques including NMR (¹H, ¹³C) and HPLC to confirm identity, stereochemical purity, and chemical purity. Certificates of Analysis (COA) detailing all relevant specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store at -20°C or below in a freezer. The compound is moisture-sensitive; containers should be allowed to equilibrate to room temperature before opening to prevent condensation. For long-term storage under an inert atmosphere (argon or nitrogen), please contact us.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95%
Specific Rotation	Contact for details
Water Content (KF)	≤ 1.0%
Residual Solvents (GC)	Meets ICH guidelines

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