Description

β-D-Galactopyranoside, Methyl 3,4-o-(1-Methylethylidene)- is a protected galactose derivative, specifically a methyl glycoside with an isopropylidene acetal protecting group at the 3 and 4 positions. This compound is a crucial high-purity synthetic intermediate for the construction of complex oligosaccharides and glycoconjugates. It is primarily utilized by research institutions and manufacturers in the pharmaceutical, biotechnology, and fine chemical sectors for applications in glycobiology research, drug discovery, and the synthesis of diagnostic reagents.

Application

• Glycochemistry & Oligosaccharide Synthesis: A key building block for the stereoselective synthesis of galactose-containing oligosaccharides, glycopeptides, and glycolipids.
• Pharmaceutical Intermediate: Used in the research and development of novel therapeutics, including carbohydrate-based vaccines, antibiotics, and anti-cancer agents.
• Biochemical Research: Serves as a substrate or inhibitor in enzymatic studies related to glycosidases and glycosyltransferases.
• Diagnostic Reagent Production: Employed in the manufacture of specialized reagents for clinical diagnostics and biosensors.
• Glycoconjugate Preparation: Facilitates the creation of neoglycoconjugates for studying protein-carbohydrate interactions.
• Fine Chemical Synthesis: Acts as a chiral precursor for the synthesis of other complex, high-value organic molecules.

Basic Information

Product Name	β-D-Galactopyranoside, Methyl 3,4-o-(1-Methylethylidene)-
CAS No.	14897-47-3
Molecular Formula	C₁₀H₁₈O₆
Molecular Weight	234.25 g/mol
Synonyms	Methyl 3,4-O-Isopropylidene-β-D-galactopyranoside; 1,2:5,6-Di-O-isopropylidene-α-D-galactofuranose (common mis-assignment check); Methyl β-D-galactopyranoside 3,4-acetonide; 3,4-O-Isopropylidene-methyl-β-D-galactopyranoside; β-D-Galactopyranoside, methyl 3,4-O-(1-methylethylidene)-; Methyl 3,4-O-(1-Methylethylidene)-β-D-galactopyranoside; Acetonide-protected methyl β-D-galactoside
EINECS	Contact for details

Quality Control

Our high-purity synthetic intermediates are manufactured under strict quality management systems. Each batch of β-D-Galactopyranoside, Methyl 3,4-o-(1-Methylethylidene)- undergoes comprehensive analytical testing, including HPLC, NMR, and optical rotation analysis, to confirm identity, purity, and stereochemical integrity. Certificates of Analysis (COA) with detailed chromatographic data are provided to ensure traceability and consistency for your critical research and production needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The compound is moisture-sensitive; keep the container tightly sealed in a desiccated environment to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
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.