Description

4-o-α-D-Galactopyranosyl-D-Galactopyranose is a specific disaccharide sugar derivative, also known as a galactobiose, where two galactose units are linked. This compound is of significant interest in biochemical and pharmaceutical research due to its role as a structural motif in complex carbohydrates and glycoconjugates. It serves as a valuable reference standard, biochemical reagent, and synthetic intermediate for scientists in life sciences, carbohydrate chemistry, and diagnostic development.

Application

• Biochemical Research: Used as a standard and substrate in enzymatic studies, particularly for galactosidases and glycosyltransferases.
• Pharmaceutical Development: Serves as a building block or intermediate in the synthesis of novel glycotherapeutic agents and vaccines.
• Diagnostic Reagents: Employed in the formulation of calibration standards and reagents for clinical assays targeting carbohydrate antigens.
• Glycobiology Studies: Essential for investigating carbohydrate-protein interactions, cell signaling, and the structure-function relationship of glycans.
• Food Science Research: Applied in studies related to prebiotic oligosaccharides, dietary fiber analysis, and food carbohydrate chemistry.
• Cosmetic Science: Potential use in the development of advanced moisturizing and skin-conditioning agents based on sugar chemistry.

Basic Information

Product Name	4-o-α-D-Galactopyranosyl-D-Galactopyranose
CAS No.	13117-25-4
Molecular Formula	C₁₂H₂₂O₁₁
Molecular Weight	342.30 g/mol
Synonyms	α-D-Galactopyranosyl-(1→4)-D-galactopyranose; 4-O-α-D-Galactopyranosyl-D-galactose; Galactobiose; O-α-D-Galactopyranosyl-(1→4)-D-galactopyranose; 1,4-α-D-Galactobiose; α-1,4-Digalactose; D-Galactose, 4-O-α-D-galactopyranosyl-; 4-α-Galactosylgalactose
EINECS	Contact for details

Quality Control

We supply high-purity grades suitable for research and development. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request. Specifications can be aligned with customer requirements for specific 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 product is hygroscopic (moisture-sensitive) and must be kept under dry conditions to prevent degradation. For long-term storage, consider desiccants or inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Specific Rotation	Contact for details
Heavy Metals	< 20 ppm

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