Description

L-Xylose, 2,5-Anhydro-3,4-Di-o-Methyl- (9Ci) is a specialized, high-purity chemical building block derived from xylose, characterized by its unique anhydro and methylated structure. This compound is critical for advanced research and development, particularly in the synthesis of complex carbohydrates, nucleosides, and other fine chemicals where precise stereochemistry and functional group protection are required. It serves as a valuable intermediate for pharmaceutical chemists, carbohydrate researchers, and biotechnology firms focused on developing novel therapeutics, diagnostic agents, and chiral synthons.

Application

• Pharmaceutical Intermediate: Key starting material or chiral building block in the synthesis of antiviral, anticancer, or other bioactive nucleoside analogs.
• Carbohydrate Chemistry Research: Essential reagent for studying glycosylation reactions, enzyme mechanisms, and the synthesis of complex oligosaccharides and glycoconjugates.
• Fine Chemical Synthesis: Used in the preparation of specialty chemicals, protected sugar derivatives, and advanced materials requiring specific sugar motifs.
• Biochemical Tool Development: Potential use in creating enzyme inhibitors, metabolic probes, or labeled compounds for biological studies and diagnostic assays.
• Academic & Industrial R&D: Serves as a high-purity reference standard and synthetic target in laboratories focused on organic and medicinal chemistry.

Basic Information

Item	Details
Product Name	L-Xylose, 2,5-Anhydro-3,4-Di-o-Methyl- (9Ci)
CAS No.	141073-10-1
Molecular Formula	C7H12O4
Molecular Weight	160.17 g/mol
Synonyms	2,5-Anhydro-3,4-di-O-methyl-L-xylose; 3,4-Di-O-methyl-2,5-anhydro-L-xylose; L-2,5-Anhydro-3,4-di-O-methylxylose; 1,4-Anhydro-2,3-di-O-methyl-L-xylitol (tautomer); Methylated L-Anhydroxylose; (3S,4S)-3,4-Dimethoxyoxolane-2-carbaldehyde
EINECS	Contact for details

Quality Control

Every batch of L-Xylose, 2,5-Anhydro-3,4-Di-o-Methyl- (9Ci) is manufactured under strict quality management systems. Our products undergo rigorous analytical testing, including HPLC, NMR, and optical rotation analysis, to ensure high chemical purity and identity confirmation. Certificates of Analysis (COA) detailing batch-specific results are provided to guarantee traceability and compliance with your research or production standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Optical Rotation	Contact for details
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.