Description

.Beta.-Allo-Nonopyranose, 1,6:2,3-Dianhydro-4,7,8,9-Tetradeoxy-, Stereoisomer is a specialized, high-purity carbohydrate derivative and a key chiral synthon in advanced organic synthesis. This compound matters for its unique fused bicyclic structure, which provides a rigid scaffold for constructing complex molecules with precise stereochemistry. It is primarily needed by research institutions and pharmaceutical companies engaged in the development of novel active pharmaceutical ingredients (APIs), nucleoside analogs, and other fine chemicals where stereochemical control is paramount.

Application

• Pharmaceutical Intermediate: Serves as a critical chiral building block for the synthesis of novel nucleoside-based therapeutics, including potential antiviral and anticancer agents.
• Advanced Organic Synthesis: Used as a versatile synthon for constructing complex, polyfunctionalized natural product analogs and other architecturally challenging molecules.
• Glycochemistry Research: Acts as a valuable precursor or model compound in the study of modified sugars and their biochemical interactions.
• Process Chemistry Development: Employed in route scouting and optimization for the scalable production of stereochemically defined fine chemicals.
• Academic & Industrial R&D: Utilized in discovery chemistry for probing structure-activity relationships (SAR) and developing new synthetic methodologies.

Basic Information

Product Name	.Beta.-Allo-Nonopyranose, 1,6:2,3-Dianhydro-4,7,8,9-Tetradeoxy-, Stereoisomer
CAS No.	123920-39-8
Molecular Formula	C9H12O4
Molecular Weight	184.19 g/mol
Synonyms	1,6:2,3-Dianhydro-4,7,8,9-tetradeoxy-β-D-allo-nonopyranose; 1,6:2,3-Dianhydro-4,7,8,9-tetradeoxy-β-D-allo-nonopyranose stereoisomer; β-Allo-nonopyranose, 1,6:2,3-dianhydro-4,7,8,9-tetradeoxy-; Bicyclic carbohydrate derivative; Chiral dianhydro sugar; Modified nonopyranose synthon; CAS 123920-39-8
EINECS	Contact for details

Quality Control

Our .Beta.-Allo-Nonopyranose, 1,6:2,3-Dianhydro-4,7,8,9-Tetradeoxy-, Stereoisomer is produced under strict quality management systems to ensure batch-to-batch consistency and high purity, suitable for demanding synthetic applications. Each lot undergoes comprehensive analytical characterization, including chiral purity verification, to meet the exacting standards of pharmaceutical R&D. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity	≥ 99.0% ee
Water Content (KF)	≤ 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.