Description

2-o-(α-D-Galactopyranosyl)-D-Galactose is a specialized disaccharide sugar derivative, also known as a galactobiose, which serves as a crucial building block and reference standard in carbohydrate chemistry. Its precise structure makes it an invaluable tool for research and development in life sciences and biotechnology. This high-purity compound is primarily sought by manufacturers and researchers in the pharmaceutical, diagnostic, and nutraceutical industries for applications requiring defined oligosaccharide structures.

Application

• Biochemical Research: Used as a standard and substrate in enzymatic studies, particularly for galactosidases and glycosyltransferases.
• Pharmaceutical Development: Serves as a key intermediate or reference compound in the synthesis of complex glycoconjugates for drug discovery.
• Diagnostic Reagents: Employed in the formulation of calibration standards and reagents for clinical assays targeting carbohydrate metabolism.
• Nutritional Science: Investigated as a potential prebiotic component or a metabolic probe in studies of gut microbiota and carbohydrate digestion.
• Glycobiology: Essential for studying cell-surface interactions, lectin binding, and the structural analysis of more complex glycans.

Basic Information

Product Name	2-o-(α-D-Galactopyranosyl)-D-Galactose
CAS No.	72244-38-3
Molecular Formula	C₁₂H₂₂O₁₁
Molecular Weight	342.30 g/mol
Synonyms	α-D-Galactopyranosyl-(1→2)-D-galactose; O-α-D-Galactopyranosyl-(1→2)-D-galactose; 2-O-α-D-Galactopyranosyl-D-galactose; Galactobiose; α-1,2-Digalactose; D-Galactose, O-α-D-galactopyranosyl-(1→2)-; 1,2-α-D-Digalactose
EINECS	Contact for details

Quality Control

Every batch of 2-o-(α-D-Galactopyranosyl)-D-Galactose is produced and tested under a stringent quality management system. We ensure high purity and batch-to-batch consistency through advanced analytical techniques including HPLC, NMR, and optical rotation. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and specific tests is provided with each shipment to support your quality assurance protocols.

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 product is hygroscopic (moisture-sensitive) and must be kept in a desiccated environment to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Optical Rotation	Contact for details
Water Content (KF)	≤ 5.0%
Residue on Ignition	≤ 0.5%

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