Description

L-Glycero-β-L-Talo-Heptofuranose, 3,7:5,6-Dianhydro-1,2-o-(1-Methylethylidene)- (9Ci) is a specialized, high-purity carbohydrate derivative with a complex, rigid bicyclic structure. This compound serves as a critical chiral building block and advanced intermediate in sophisticated organic synthesis. It is primarily required by research and development teams in the pharmaceutical and fine chemical industries for the synthesis of novel nucleoside analogs, enzyme inhibitors, and other bioactive molecules. The product is supplied with CAS number 828914-86-9.

Application

• Pharmaceutical Intermediate: Key chiral precursor for the synthesis of novel nucleoside and nucleotide analogs with potential antiviral or anticancer activity.
• Glycochemistry Research: Valuable building block for constructing complex, conformationally locked sugar moieties and carbohydrate-based scaffolds.
• Medicinal Chemistry: Used in the development of glycosidase inhibitors, receptor ligands, and other small-molecule therapeutics targeting carbohydrate-processing pathways.
• Chemical Biology: Employed as a probe or labeled compound to study carbohydrate-protein interactions and enzymatic mechanisms.
• Fine Chemical Synthesis: Serves as a high-value intermediate for creating specialty chemicals with specific stereochemical configurations.

Basic Information

Product Name	L-Glycero-β-L-Talo-Heptofuranose, 3,7:5,6-Dianhydro-1,2-o-(1-Methylethylidene)- (9Ci)
CAS No.	828914-86-9
Molecular Formula	C₁₀H₁₄O₅
Molecular Weight	214.22 g/mol
Synonyms	1,2-O-Isopropylidene-3,7:5,6-dianhydro-L-glycero-β-L-talo-heptofuranose; 3,7:5,6-Dianhydro-1,2-O-(1-methylethylidene)-L-glycero-β-L-talo-heptofuranose; Dianhydroisopropylidene-L-talo-heptofuranose; Bicyclic L-Talo-heptofuranose Derivative; Advanced Carbohydrate Intermediate; Chiral Heptofuranose Building Block
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to strict quality management protocols to ensure batch-to-batch consistency and high chemical purity. Each lot is fully characterized and undergoes rigorous analytical testing, including HPLC for purity, chiral analysis, and spectroscopic identification (NMR, IR, MS). Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We support cGMP-compliant manufacturing for pharmaceutical applications upon request.

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 hygroscopic (moisture-sensitive) and should be handled under anhydrous conditions to maintain stability and purity. For long-term storage, consider storing under an inert atmosphere.

Specification

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