Description

2,5-Anhydro-3,4-Dibenzyl-D-Glucitol CAS NO 129115-89-5 is a protected sugar derivative, specifically a benzylated anhydro-glucitol, which serves as a crucial chiral intermediate and building block in advanced organic synthesis. Its value lies in its ability to introduce stereochemical complexity and functional handles into target molecules, enabling the production of high-value specialty chemicals. This compound is primarily needed by research institutions and industrial R&D departments focused on pharmaceuticals, agrochemicals, and fine chemical development, where precise control over molecular architecture is paramount.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for drugs targeting metabolic or neurological pathways.
• Chiral Auxiliary/Synthon: Serves as a starting material or chiral template for the asymmetric synthesis of complex natural products and bioactive molecules.
• Glycochemistry Research: Acts as a key precursor in the study and synthesis of carbohydrate analogs, glycomimetics, and glycosidase inhibitors.
• Agrochemical Development: Employed in creating advanced, stereospecific herbicides, fungicides, or plant growth regulators.
• Ligand and Catalyst Preparation: Utilized for constructing sophisticated chiral ligands for asymmetric catalysis in industrial chemical processes.
• Fine Chemical Synthesis: A building block for specialty surfactants, ionic liquids, or other functional materials requiring specific sugar-based motifs.

Basic Information

Product Name	2,5-Anhydro-3,4-Dibenzyl-D-Glucitol
CAS No.	129115-89-5
Molecular Formula	C20H24O5
Molecular Weight	344.40 g/mol
Synonyms	1,6-Anhydro-2,3-di-O-benzyl-β-D-glucopyranose; 2,3-Di-O-benzyl-1,6-anhydro-β-D-glucopyranose; 1,6-Anhydro-2,3-di-O-benzyl-D-glucopyranose; 2,3-Di-O-benzyl-1,6-anhydro-D-glucopyranose; 2,3-Di-O-benzyl levoglucosan; Dibenzyl levoglucosan; Levoglucosan 2,3-dibenzy ether
EINECS	Contact for details

Quality Control

Our 2,5-Anhydro-3,4-Dibenzyl-D-Glucitol is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and chiral integrity, to ensure it meets the high standards required for research and development applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee traceability and consistency.

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). The compound should be kept under an inert atmosphere for long-term storage to ensure optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity	≥ 99.0% ee
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.