Description

Lewis A Tetrasaccharide is a defined carbohydrate structure, a tetrasaccharide, with the CAS registry number 117660-09-0. This compound is a crucial intermediate and reference standard in glycobiology research, enabling the study of carbohydrate-protein interactions and glycosylation pathways. It is essential for researchers and manufacturers in the pharmaceutical, diagnostic, and biotechnology sectors who require high-purity, well-characterized oligosaccharides for analytical and synthetic applications.

Application

• Glycobiology Research: As a reference standard for analyzing complex carbohydrate structures and biosynthetic pathways.
• Enzyme Substrate/Inhibitor Studies: Used to investigate the specificity and kinetics of glycosyltransferases, glycosidases, and lectins.
• Pharmaceutical Development: Serves as a key intermediate in the synthesis of complex glycans for vaccine candidates, therapeutic proteins, and drug conjugates.
• Diagnostic Reagent Production: Employed in the development of assays and kits for detecting specific antibodies or carbohydrate-binding proteins.
• Biomarker Discovery: Utilized in glycomics profiling to identify disease-associated carbohydrate antigens.
• Standards for Analytical Methods: Provides a calibrated standard for techniques like HPLC, MS, and NMR in quality control laboratories.

Basic Information

Product Name	Lewis A Tetrasaccharide
CAS No.	117660-09-0
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Lea Tetrasaccharide; Lewis a Tetrasaccharide; Galβ1-3(Fucα1-4)GlcNAcβ1-3Gal; Lacto-N-fucopentaose I (LNF-I); Blood Group Lewis a Antigen; 2'-Fucosyllactosamine; β-D-Galactosyl-(1→3)-[α-L-fucosyl-(1→4)]-N-acetyl-β-D-glucosaminyl-(1→3)-D-galactose
EINECS	Contact for details

Quality Control

Our Lewis A Tetrasaccharide is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via NMR and MS, to ensure it meets the exacting standards required for research and development. Certificates of Analysis (COA) with detailed chromatographic and spectral data are provided to guarantee traceability, consistency, and reliability for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C or as indicated on the label or COA. This product is hygroscopic (moisture-sensitive) and should be handled under anhydrous conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms
Purity (HPLC)	≥ 95%
Water Content (KF)	≤ 5.0%
Specific Rotation	Contact for details

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