Description

4-o--Galactopyranosyl-D-Mannopyrase-Octaacetate is a high-purity, fully acetylated disaccharide derivative, specifically an octaacetate of a galactosyl-mannose structure. This compound serves as a critical protected intermediate and building block in sophisticated carbohydrate chemistry and glycobiology research. It is essential for researchers and manufacturers in the pharmaceutical, biotechnology, and fine chemical sectors who require precise, high-quality glycosylation precursors for the synthesis of complex oligosaccharides, glycoconjugates, and novel therapeutic agents.

Application

• Glycoconjugate Synthesis: A key protected intermediate for the chemical and enzymatic synthesis of complex oligosaccharides and glycoproteins.
• Pharmaceutical Research: Used in the development of carbohydrate-based drugs, vaccines, and diagnostic agents.
• Biochemical Tool: Serves as a substrate or inhibitor in enzymatic studies related to glycosyltransferases and glycosidases.
• Fine Chemical Production: Acts as a chiral building block for the synthesis of specialized fine chemicals and advanced materials.
• Standards and Reference Materials: Utilized as a high-purity analytical standard for quality control and method development in carbohydrate analysis.

Basic Information

Product Name	4-o--Galactopyranosyl-D-Mannopyrase-Octaacetate
CAS No.	20880-65-3
Molecular Formula	C28H38O19
Molecular Weight	678.59 g/mol
Synonyms	D-(+)-Cellobiose Octaacetate; β-D-Glucopyranosyl-(1→4)-D-glucopyranose Octaacetate; 4-O-β-D-Glucopyranosyl-D-glucose Octaacetate; Cellobiose Octaacetate; Octaacetylcellobiose; 1,2,3,6-Tetra-O-acetyl-4-O-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)-β-D-glucopyranose; β-Cellobiose Octaacetate
EINECS	244-118-8

Quality Control

Our 4-o--Galactopyranosyl-D-Mannopyrase-Octaacetate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR for structural confirmation, and specific optical rotation measurement, to ensure it meets the high standards required for research and synthesis. A detailed Certificate of Analysis (COA) documenting identity, purity, and physical properties 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 compound is hygroscopic (moisture-sensitive) and must be kept in a desiccated environment to maintain stability and purity. The container should be kept tightly sealed when not in use.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Specific Optical Rotation	Contact for details
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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