Description

n-Acetylgalactosaminyl-(1-4)-Galactose is a defined disaccharide, a crucial building block in glycobiology research and bioconjugate development. This compound serves as a key intermediate and reference standard for synthesizing and analyzing complex oligosaccharides and glycoconjugates. It is essential for researchers and manufacturers in the pharmaceutical, diagnostic, and life science sectors who require high-purity, structurally-defined carbohydrates for glycosylation studies, vaccine development, and biomarker discovery.

Application

• Glycobiology Research: Used as a critical substrate or standard for studying glycosyltransferase and glycosidase enzyme activities, and for investigating carbohydrate-protein interactions.
• Bioconjugate Synthesis: Serves as a key intermediate in the chemical and enzymatic synthesis of more complex oligosaccharides, glycopeptides, and glycoproteins.
• Pharmaceutical Development: Employed in the research and development of carbohydrate-based vaccines, therapeutics, and diagnostic reagents.
• Diagnostic Reagents: Utilized in the production of calibration standards and components for diagnostic assays targeting specific carbohydrate antigens.
• Enzyme Characterization: Acts as a specific substrate for characterizing the specificity and kinetics of enzymes involved in galactose metabolism and modification.
• Cell Biology Studies: Applied in studies of cell surface recognition, signaling, and adhesion processes mediated by carbohydrate structures.

Basic Information

Product Name	n-Acetylgalactosaminyl-(1-4)-Galactose
CAS No.	29923-15-7
Molecular Formula	C14H25NO11
Molecular Weight	383.35 g/mol
Synonyms	Galβ1-4GalNAc; N-Acetyllactosamine; Lacto-N-biose I; 2-Acetamido-2-deoxy-4-O-β-D-galactopyranosyl-D-galactopyranose; β-D-Galactopyranosyl-(1→4)-2-acetamido-2-deoxy-D-galactopyranose; Gal(β1-4)GalNAc; LNB; Type 1 Lacto-N-biose
EINECS	Contact for details

Quality Control

Every batch of our n-Acetylgalactosaminyl-(1-4)-Galactose is manufactured and tested under a rigorous quality management system. We provide comprehensive analytical data to ensure identity, purity, and consistency, meeting the stringent requirements of research and development applications. A detailed Certificate of Analysis (COA) with specifications for HPLC purity, optical rotation, and spectral identification (NMR, MS) is supplied with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C. This product is hygroscopic (moisture-sensitive) and light-sensitive; ensure the container is sealed tightly after each use to minimize exposure to atmospheric moisture and light.

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%
Residue on Ignition	≤ 0.5%

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