Description

4-o-β-D-Galactopyranosyl-D-Altrose CAS NO 490-36-8 is a specialized disaccharide derivative, a galactosyl altrose, of significant interest in advanced biochemical research and development. This compound serves as a crucial building block and reference standard for studying carbohydrate metabolism, enzyme specificity, and glycosylation pathways. It is primarily utilized by research institutions and industrial R&D departments in the pharmaceutical, biotechnology, and nutraceutical sectors for the synthesis of novel glycoconjugates and as a tool for probing biological recognition events.

Application

• Biochemical Research Standard: Used as a high-purity reference compound for analytical method development and validation in carbohydrate analysis.
• Enzymology Studies: Acts as a specific substrate or inhibitor for studying the activity and kinetics of glycosidases and glycosyltransferases.
• Glycoconjugate Synthesis: Serves as a key intermediate or precursor in the chemical and enzymatic synthesis of complex oligosaccharides, glycopeptides, or glycolipids.
• Pharmaceutical Development: Investigated for potential applications in drug discovery, particularly in designing carbohydrate-based therapeutics and diagnostics.
• Nutritional Science Research: Employed in studies related to prebiotic activity, dietary fiber functionality, and gut microbiota interactions.

Basic Information

Product Name	4-o-β-D-Galactopyranosyl-D-Altrose
CAS No.	490-36-8
Molecular Formula	C12H22O11
Molecular Weight	342.30 g/mol
Synonyms	4-O-β-D-Galactopyranosyl-D-altrose; D-Altrose, 4-O-β-D-galactopyranosyl-; 4-O-(β-D-Galactopyranosyl)-D-altrose; 4-β-D-Galactosyl-D-altrose; Galactosylaltrose; Altrose galactoside; β-D-Galactopyranosyl-(1→4)-D-altrose
EINECS	Contact for details

Quality Control

Our 4-o-β-D-Galactopyranosyl-D-Altrose is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity suitable for research applications. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance requirements.

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 in a desiccated environment to maintain stability and purity. For long-term storage, consider storing under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Specific Rotation	Contact for details
Residue on Ignition	≤ 0.5%

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