Description

2,3,5-Tri-o-Benzyl-D-Xylonic Acid-1,4-Lactone is a key chiral intermediate and protected sugar derivative of significant importance in synthetic organic chemistry. Its value lies in its role as a versatile building block for the stereoselective synthesis of complex carbohydrates, nucleosides, and other biologically active molecules. This high-purity compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries, particularly for developing new active pharmaceutical ingredients (APIs) and specialty chemicals.

Application

• Pharmaceutical Intermediate: A critical chiral synthon for the synthesis of novel nucleoside analogs, antiviral agents, and other therapeutic compounds.
• Carbohydrate Chemistry: Serves as a protected precursor for the construction of complex oligosaccharides, glycoconjugates, and glycomimetics.
• Agrochemical Research: Used in the development of new chiral active ingredients for crop protection products.
• Fine Chemical Synthesis: A valuable building block for creating specialty chemicals, flavors, and fragrances requiring specific stereochemistry.
• Academic & R&D: Employed in research laboratories for methodological studies in asymmetric synthesis and glycoscience.
• Process Development: Used for scaling up synthetic routes in pilot plants and commercial manufacturing of advanced intermediates.

Basic Information

Item	Detail
Product Name	2,3,5-Tri-o-Benzyl-D-Xylonic Acid-1,4-Lactone
CAS No.	163396-30-3
Molecular Formula	C26H26O5
Molecular Weight	418.48 g/mol
Synonyms	2,3,5-Tri-O-benzyl-D-xylono-1,4-lactone; D-Xylonic acid, 2,3,5-tris-O-(phenylmethyl)-, 1,4-lactone; Tri-O-benzylxylonolactone; 2,3,5-Tri-O-benzyl-D-xylonolactone; 2,3,5-Tris-O-benzyl-D-xylono-1,4-lactone; (3R,4S,5R)-3,4,5-Tris(benzyloxy)dihydrofuran-2(3H)-one; Protected D-xylonolactone
EINECS	Contact for details

Quality Control

Our 2,3,5-Tri-o-Benzyl-D-Xylonic Acid-1,4-Lactone is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity suitable for research and commercial synthesis. Each lot undergoes comprehensive analytical testing, including chiral purity verification. A Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). This compound is light-sensitive (store away from light). Keep the container tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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