Description

Xyloascorbic Acid, D- is a specialized stereoisomer of ascorbic acid, a vital compound in biochemical pathways. This high-purity form is critical for applications requiring specific chirality and minimal impurity profiles, ensuring consistent performance and reliable results. It serves as a key intermediate and reference standard for the pharmaceutical, nutraceutical, and advanced research sectors, where precise molecular identity is paramount.

Application

• Pharmaceutical Intermediate: Used in the synthesis of chiral drugs and active pharmaceutical ingredients (APIs) where the D-configuration is required.
• Biochemical Research: Acts as a critical reagent and reference standard in enzymatic studies, metabolic pathway analysis, and nutritional science research.
• Nutraceutical Development: Employed in the formulation of specialized dietary supplements and functional foods targeting specific metabolic functions.
• Cosmetic Additive: Incorporated into advanced skincare formulations for its antioxidant properties and role in collagen synthesis.
• Analytical Chemistry: Serves as a high-purity calibration standard for HPLC, LC-MS, and other chromatographic methods in quality control laboratories.
• Cell Culture Media: Used as a component in specialized cell culture and fermentation media to support specific metabolic needs.

Basic Information

Product Name	Xyloascorbic Acid, D-
CAS No.	10504-35-5
Molecular Formula	C6H8O6
Molecular Weight	176.12 g/mol
Synonyms	D-Xyloascorbic Acid; D-isoascorbic Acid; D-Araboascorbic Acid; Erythorbic Acid (D-form); D-Ascorbic Acid Isomer; (R)-5-((S)-1,2-Dihydroxyethyl)-3,4-dihydroxyfuran-2(5H)-one; Isoascorbic Acid (D-form); D-Glucoascorbic Acid
EINECS	234-012-0

Quality Control

Our Xyloascorbic Acid, D- is manufactured under strict quality management systems. Each batch is subjected to comprehensive analytical testing, including identity confirmation by IR and NMR, purity assessment by HPLC, and specific tests for related substances and residual solvents. A Certificate of Analysis (COA) detailing all specifications and results is provided with every shipment to ensure full traceability and compliance with your quality requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and easily oxidized; for long-term storage, consider using an inert atmosphere (e.g., nitrogen or argon) to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Specific Rotation	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%

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