Description

(+)-3-o-(3-o-β-D-Galactopyranosyl-β-D-Galactopyranosyl)-D-Galactose CAS NO 5077-30-5 is a defined, high-purity oligosaccharide derivative, specifically a galactose-based trisaccharide. This compound is critical for research and development in life sciences, serving as a precise biochemical tool and a reference standard. It is primarily required by pharmaceutical, biotechnology, and diagnostic industries for applications in glycobiology, drug discovery, and the development of novel therapeutics and analytical methods.

Application

• Glycobiology Research: Used as a well-defined substrate or standard for studying enzyme kinetics, carbohydrate-protein interactions, and metabolic pathways.
• Pharmaceutical Development: Serves as a key intermediate or reference compound in the synthesis and quality control of complex carbohydrate-based drugs and vaccines.
• Diagnostic Reagent Manufacturing: Employed in the production of calibration standards and components for diagnostic kits targeting specific carbohydrate antigens or biomarkers.
• Enzymology Studies: Acts as a specific substrate for galactosidases and other glycosyl hydrolases to assess enzyme activity and inhibition.
• Nutritional Science Research: Investigated for its potential prebiotic properties and interactions with gut microbiota.
• Bioconjugation & Probe Synthesis: Utilized as a building block for creating labeled probes (e.g., fluorescent, biotinylated) for cellular imaging and detection assays.

Basic Information

Item	Detail
Product Name	(+)-3-o-(3-o-β-D-Galactopyranosyl-β-D-Galactopyranosyl)-D-Galactose
CAS No.	5077-30-5
Molecular Formula	C18H32O16
Molecular Weight	504.44 g/mol
Synonyms	3-O-(3-O-β-D-Galactopyranosyl-β-D-galactopyranosyl)-D-galactose; β-D-Gal-(1→3)-β-D-Gal-(1→3)-D-Gal; Galactotriose; O-β-D-Galactopyranosyl-(1→3)-O-β-D-galactopyranosyl-(1→3)-D-galactose; 3'-Galactosyllactose; 3'-Galactosyl-lactose; Trisaccharide Galβ1-3Galβ1-3Gal
EINECS	Contact for details

Quality Control

Our (+)-3-o-(3-o-β-D-Galactopyranosyl-β-D-Galactopyranosyl)-D-Galactose is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and development. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

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 desiccation.

Specification

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

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