Description

4,6-Di-o-Benzylidene-1,2,3-Tri-o-Benzyl-β-D-Galactopyranose is a sophisticated, multi-benzyl-protected derivative of D-galactose, serving as a critical chiral intermediate and building block in advanced organic synthesis. Its value lies in providing precise stereochemical control and protecting group stability, which are essential for constructing complex carbohydrate-based molecules and pharmaceuticals. This compound is primarily needed by research institutions and industrial R&D teams working in medicinal chemistry, glycobiology, and process development for novel therapeutics and bioactive compounds.

Application

• Pharmaceutical Intermediate: Key chiral synthon for the synthesis of glycosidase inhibitors, antiviral agents, and other carbohydrate-based drugs.
• Glycoconjugate Synthesis: Used in the preparation of complex oligosaccharides, glycopeptides, and glycolipids for biological studies.
• Chemical Biology Research: Serves as a protected galactose donor in enzymatic and chemical glycosylation studies to understand carbohydrate-protein interactions.
• Process Chemistry Development: Employed in route scouting and scale-up processes for the production of high-value fine chemicals and APIs.
• Academic Research: A valuable reagent for universities and research institutes exploring new synthetic methodologies in carbohydrate chemistry.
• Standards and Reference Material: Used as a high-purity analytical standard for quality control in related synthetic processes.

Basic Information

Product Name	4,6-Di-o-Benzylidene-1,2,3-Tri-o-Benzyl-β-D-Galactopyranose
CAS No.	57783-80-9
Molecular Formula	C₄₁H₃₈O₆
Molecular Weight	626.74 g/mol
Synonyms	1,2,3-Tri-O-benzyl-4,6-O-benzylidene-β-D-galactopyranose; 4,6-O-Benzylidene-1,2,3-tri-O-benzyl-β-D-galactopyranose; β-D-Galactopyranose, 4,6-O-(phenylmethylene)-1,2,3-tris-O-(phenylmethyl)-; Benzylidene-protected tri-O-benzyl galactose; Galactose benzylidene benzyl ether derivative
EINECS	Contact for details

Quality Control

Our 4,6-Di-o-Benzylidene-1,2,3-Tri-o-Benzyl-β-D-Galactopyranose is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity for research and development applications. All products undergo rigorous analytical testing, including HPLC, NMR, and optical rotation analysis, to confirm identity and purity. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each 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 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
Purity (HPLC)	≥ 97.0%
Optical Rotation [α]₂₀D	Contact for details
Melting Point	Contact for details
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.