Description

o-β-D-Galactopyranosyl-(1-3)-o-β-D-Galactopyranosyl-(1-4)-o-2-(Acetylamino)-2-Deoxy-β-D-Glucopyranosyl-(1-3)-o-β-D-Galactopyranosyl-(1-4)-D-Glucose is a defined, high-purity oligosaccharide compound, specifically a pentasaccharide, with the CAS number 443660-52-4. This molecule is of significant value as a critical reference standard and research-grade biochemical for studying complex carbohydrate interactions. It is primarily needed by pharmaceutical R&D, diagnostic kit manufacturers, and academic research institutions focused on glycobiology, biomarker discovery, and the development of novel therapeutics.

Application

• Pharmaceutical Reference Standard: Used for the qualitative and quantitative analysis of complex carbohydrates in drug development and quality control.
• Glycobiology Research: Serves as a substrate or inhibitor in enzymatic studies to investigate glycosidase and glycosyltransferase activities.
• Diagnostic Reagent Component: Employed in the development and calibration of diagnostic assays and kits targeting specific carbohydrate antigens or biomarkers.
• Biochemical Probe: Utilized in studies of cell surface recognition, bacterial adhesion, and host-pathogen interactions.
• Nutritional Science Research: Investigated for its potential prebiotic properties and interactions with the gut microbiome.
• Standards for Analytical Methods: Essential for calibrating advanced analytical instrumentation such as HPLC, LC-MS, and NMR in carbohydrate analysis.

Basic Information

Product Name	o-β-D-Galactopyranosyl-(1-3)-o-β-D-Galactopyranosyl-(1-4)-o-2-(Acetylamino)-2-Deoxy-β-D-Glucopyranosyl-(1-3)-o-β-D-Galactopyranosyl-(1-4)-D-Glucose
CAS No.	443660-52-4
Molecular Formula	C40H67NO31
Molecular Weight	1033.95 g/mol
Synonyms	Galβ1-3Galβ1-4GlcNAcβ1-3Galβ1-4Glc; Lacto-N-neotetraose I; LNnT I; 3'-O-β-D-Galactopyranosyl-lacto-N-neotetraose; Pentasaccharide (Galβ1-3Galβ1-4GlcNAcβ1-3Galβ1-4Glc); Human Milk Oligosaccharide (HMO) derivative; 443660-52-4; Galactosyl-lacto-N-neotetraose
EINECS	Contact for details

Quality Control

Our o-β-D-Galactopyranosyl-(1-3)-o-β-D-Galactopyranosyl-(1-4)-o-2-(Acetylamino)-2-Deoxy-β-D-Glucopyranosyl-(1-3)-o-β-D-Galactopyranosyl-(1-4)-D-Glucose is produced under stringent conditions to ensure high purity and batch-to-batch consistency, suitable for sensitive research applications. All batches undergo comprehensive analytical characterization, including NMR and mass spectrometry, for structural confirmation. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting purity, identity, and other critical parameters.

Storage

Preserve in a tightly closed container, protected from light. Store at -20°C or below in a dry environment. This product is hygroscopic (moisture-sensitive). For long-term storage, consider desiccation. Allow the sealed vial to warm to room temperature before opening to prevent condensation and moisture ingress.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (NMR)	Conforms to structure
Identification (MS)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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