Description

6-o-Methyl-1,2,3,4-Di-o-Isopropylidene-D-Galactopyranose is a key protected sugar intermediate, essential for the controlled synthesis of complex carbohydrates and nucleoside analogs. Its value lies in providing a stable, selectively protected galactose derivative that is crucial for multi-step organic synthesis in pharmaceutical research. This compound is primarily needed by R&D chemists and process development scientists in the pharmaceutical, biotechnology, and fine chemical industries for the production of active pharmaceutical ingredients (APIs) and advanced glycoconjugates.

Application

• Pharmaceutical Intermediate: A critical building block for the synthesis of novel nucleoside-based antiviral and anticancer drugs.
• Glycochemistry Research: Used in the preparation of complex oligosaccharides, glycopeptides, and glycomimetics for biological studies.
• Carbohydrate Chemistry: Serves as a versatile starting material for the stereoselective synthesis of various galactose derivatives and analogs.
• Process Development: Employed in scaling up synthetic routes for carbohydrate-based active pharmaceutical ingredients (APIs).
• Chemical Biology Probes: Utilized in the creation of labeled sugar probes for studying glycosylation processes and enzyme mechanisms.
• Chiral Auxiliary/Resolving Agent: Potential use in asymmetric synthesis due to its defined stereochemistry.

Basic Information

Product Name	6-o-Methyl-1,2,3,4-Di-o-Isopropylidene-D-Galactopyranose
CAS No.	34698-17-4
Molecular Formula	C13H22O6
Molecular Weight	274.31 g/mol
Synonyms	1,2:3,4-Di-O-Isopropylidene-6-O-methyl-D-galactopyranose; 6-O-Methyl-1,2:3,4-di-O-isopropylidene-D-galactose; 6-O-Methyl-di-O-isopropylidene-D-galactose; Methyl 6-O-methyl-α-D-galactopyranoside diacetonide; D-Galactose, 6-O-methyl-, 1,2:3,4-di-O-(1-methylethylidene)-; 6-Methoxy-1,2:3,4-di-O-isopropylidene-D-galactopyranose
EINECS	Contact for details

Quality Control

Our 6-o-Methyl-1,2,3,4-Di-o-Isopropylidene-D-Galactopyranose is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and optical rotation measurement, to ensure high chemical purity and correct stereochemical identity. Certificates of Analysis (COA) with detailed chromatographic data are provided to support your R&D and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Optical Rotation [α]²⁰D	-70° to -75° (c=1 in CHCl₃)
Melting Point	95 - 100 °C
Loss on Drying	≤ 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.