Description

1,5:3,4-Dianhydro-D-Altropyranose is a specialized anhydro sugar derivative, a key chiral building block in advanced organic synthesis. Its rigid bicyclic structure and defined stereochemistry make it a valuable precursor for synthesizing complex molecules with high enantiomeric purity. This compound is essential for researchers and manufacturers in the pharmaceutical and fine chemical industries, particularly for developing nucleoside analogs, carbohydrate-based drugs, and novel chiral ligands.

Application

• Pharmaceutical Intermediate: A critical chiral synthon for the synthesis of antiviral and anticancer nucleoside analogs.
• Glycochemistry Research: Serves as a versatile scaffold for constructing complex oligosaccharides and glycomimetics.
• Chiral Ligand & Catalyst Development: Used to create novel ligands for asymmetric catalysis in fine chemical production.
• Chemical Biology Probes: Acts as a core structure for developing activity-based probes and diagnostic agents.
• Polymer Science: A potential monomer for creating novel biodegradable or functional polymers with specific stereoregularity.

Basic Information

Product Name	1,5:3,4-Dianhydro-D-Altropyranose
CAS No.	3868-04-0
Molecular Formula	C6H8O4
Molecular Weight	144.13 g/mol
Synonyms	1,5-Anhydro-3,4-dideoxy-D-ribo-hex-3-enitol; 1,5-Anhydro-3,4-dideoxy-D-ribo-hex-3-enopyranose; 1,5:3,4-Dianhydroaltropyranose; Dianhydroaltrose; D-1,5:3,4-Dianhydroaltropyranose; 3,4-Dideoxy-D-ribo-hex-3-enopyranose 1,5-anhydride
EINECS	223-389-4

Quality Control

We supply 1,5:3,4-Dianhydro-D-Altropyranose in high-purity grades suitable for research and cGMP manufacturing. Every batch is subjected to rigorous analytical testing, including HPLC for purity and chiral analysis to confirm stereochemical integrity. A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with each shipment to ensure traceability and compliance with your quality protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive). For long-term storage, consider storing under an inert atmosphere in a desiccator to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Specific Rotation	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.