Description

4-Methoxyphenyl 2,3,4,6-Tetra-o-Benzyl-β-D-Galactopyranoside is a key protected glycosyl donor and synthetic intermediate in carbohydrate chemistry. Its value lies in the strategic benzyl protection of hydroxyl groups, which allows for selective manipulation in complex oligosaccharide and glycoconjugate synthesis. This compound is essential for researchers and manufacturers in the pharmaceutical and biotechnology sectors developing novel therapeutics, diagnostic agents, and biochemical tools. The CAS number for this specific compound is 143536-99-6.

Application

• Glycosylation Reactions: Serves as a crucial galactosyl donor for the stereoselective synthesis of β-linked galactosides in complex oligosaccharide assembly.
• Pharmaceutical Intermediate: Used in the research and development of active pharmaceutical ingredients (APIs), particularly for cancer therapeutics, vaccines, and anti-inflammatory drugs.
• Glycoconjugate Synthesis: A building block for creating glycoproteins, glycolipids, and other biologically active conjugates for immunological studies.
• Chemical Biology Probes: Enables the synthesis of labeled galactose derivatives used to study carbohydrate-protein interactions and enzyme mechanisms.
• Material Science Research: Applied in the development of novel carbohydrate-based polymers and smart materials with specific biological recognition properties.
• Standards & Reference Materials: Provides a high-purity standard for analytical method development and quality control in carbohydrate analysis.

Basic Information

Product Name	4-Methoxyphenyl 2,3,4,6-Tetra-o-Benzyl-β-D-Galactopyranoside
CAS No.	143536-99-6
Molecular Formula	C₃₃H₃₄O₇
Molecular Weight	542.62 g/mol
Synonyms	p-Methoxyphenyl 2,3,4,6-Tetra-O-benzyl-β-D-galactopyranoside; 4-Methoxyphenyl 2,3,4,6-Tetra-O-benzyl-1-thio-β-D-galactopyranoside (common precursor/related name); Galactose Benzyl Ether p-Methoxyphenyl Glycoside; 1-O-(4-Methoxyphenyl)-2,3,4,6-tetra-O-benzyl-β-D-galactopyranoside; Tetra-O-benzyl-protected Galactosyl Donor; TBG Galactoside Donor
EINECS	Contact for details

Quality Control

Our 4-Methoxyphenyl 2,3,4,6-Tetra-o-Benzyl-β-D-Galactopyranoside is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR for structural confirmation, and specific optical rotation measurement, to ensure it meets the high standards required for research and synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and consistency for your critical applications.

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 compound is moisture-sensitive; keep the container tightly sealed in a dry environment. For long-term storage, consider storing under an inert atmosphere such as argon or nitrogen to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Specific Optical Rotation	Contact for details
Water Content (KF)	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines

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