Description

Methyl 3,4-o-Isopropylidene-α-D-Galactopyranoside is a protected carbohydrate derivative, specifically a methyl glycoside of galactose with an isopropylidene acetal protecting the 3- and 4-hydroxyl groups. This compound is a crucial chiral building block and synthetic intermediate in organic and medicinal chemistry, valued for its defined stereochemistry and reactivity. It is primarily used by researchers and manufacturers in the pharmaceutical, biotechnology, and fine chemical sectors for the synthesis of complex glycoconjugates, nucleoside analogs, and other bioactive molecules.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the synthesis of novel drug candidates, particularly antiviral and anticancer agents.
• Glycochemistry Research: Used as a protected galactose donor for constructing oligosaccharides, glycopeptides, and glycolipids in carbohydrate chemistry.
• Nucleoside Analog Synthesis: Acts as a sugar moiety precursor for modifying nucleosides to explore new therapeutic properties.
• Chemical Biology Probes: Employed in the development of labeled sugars and metabolic probes for studying glycosylation pathways.
• Fine Chemical Production: Utilized in the multi-step synthesis of specialty chemicals, flavors, and fragrances requiring specific sugar motifs.
• Academic & R&D Laboratories: A standard reagent for methodological development in synthetic organic chemistry and glycoscience.

Basic Information

Item	Details
Product Name	Methyl 3,4-o-Isopropylidene-α-D-Galactopyranoside
CAS No.	40269-01-0
Molecular Formula	C10H18O6
Molecular Weight	234.25 g/mol
Synonyms	Methyl 3,4-O-Isopropylidene-α-D-galactopyranoside; Methyl α-D-Galactopyranoside 3,4-Acetonide; 1-O-Methyl-3,4-O-isopropylidene-α-D-galactopyranose; α-D-Galactopyranoside, methyl, 3,4-acetonide; Methyl 3,4-O-(1-Methylethylidene)-α-D-galactopyranoside; Acetonide of Methyl α-D-Galactopyranoside
EINECS	Contact for details

Quality Control

Our Methyl 3,4-o-Isopropylidene-α-D-Galactopyranoside is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure it meets the high standards required for research and synthesis. A Certificate of Analysis (COA) detailing identity, purity, and specific test results 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); ensure the container is sealed tightly after each use to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Specific Rotation [α]D20	Contact for details
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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