Description

β-D-Gal-[1->3]-D-Galnac is a chemically defined disaccharide, specifically a glycosidic linkage standard. This high-purity carbohydrate derivative is critical for researchers and manufacturers requiring precise molecular tools for glycobiology and diagnostics. It serves as an essential building block and reference standard for studying carbohydrate-protein interactions, enzyme specificity, and cell signaling pathways. Key industries that rely on this compound include pharmaceutical research, diagnostic kit development, and academic biochemistry.

Application

• Glycobiology Research: Used as a precise substrate or inhibitor for studying glycosyltransferases, glycosidases, and lectins.
• Diagnostic Reagent Manufacturing: Serves as a critical component in the development of immunoassays and biosensors for detecting specific carbohydrate antigens.
• Pharmaceutical Development: Employed in the synthesis and quality control of complex carbohydrate-based drugs, vaccines, and therapeutic agents.
• Biomarker Discovery: Acts as a standard for the identification and quantification of specific glycan structures in biological samples.
• Enzyme Characterization: Utilized to determine the activity and specificity of enzymes involved in glycan synthesis and degradation.
• Academic & Institutional Research: Provides a well-defined compound for teaching and fundamental research into carbohydrate chemistry and cell biology.

Basic Information

Product Name	β-D-Gal-[1->3]-D-Galnac
CAS No.	20972-29-6
Molecular Formula	C14H25NO11
Molecular Weight	383.35 g/mol
Synonyms	Galβ1-3GalNAc; D-Galactosyl-β-1,3-N-acetyl-D-galactosamine; β-D-Galactopyranosyl-(1→3)-2-acetamido-2-deoxy-D-galactopyranose; 2-Acetamido-2-deoxy-3-O-β-D-galactopyranosyl-D-galactose; T-Antigen Disaccharide; Thomsen-Friedenreich antigen disaccharide; Core 1 disaccharide; O-linked glycan disaccharide standard
EINECS	Contact for details

Quality Control

Every batch of β-D-Gal-[1->3]-D-Galnac is produced and analyzed under strict quality management protocols to ensure identity, purity, and consistency. We provide comprehensive analytical data including HPLC for purity, NMR for structural confirmation, and optical rotation. A Certificate of Analysis (COA) detailing all test results is supplied with each shipment. Our quality system supports compliance with the standards required for research and in-vitro diagnostic use.

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 anhydrous conditions. For long-term storage, consider desiccated conditions at -20°C.

Specification

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

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