2-O-α-D-Glucopyranosyl-L-ascorbic Acid CAS 129499-78-1

Purity >95%In StockPharmaceutical Standards
CAS No.129499-78-1
Molecular FormulaC12H18O11
Molecular Weight338.26 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-O-α-D-Glucopyranosyl-L-ascorbic Acid CAS 129499-78-1 chemical structure

Description

CATO supplies 2-O-α-D-Glucopyranosyl-L-ascorbic Acid (CAS 129499-78-1), a certified reference material (molecular formula C12H18O11, MW 338.26 g/mol) for analytical method development and quality control.

2-O-α-D-Glucopyranosyl-L-ascorbic Acid (C12H18O11) contains a carbohydrate-derived structure. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

CATO manufactures 2-O-α-D-Glucopyranosyl-L-ascorbic Acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC12H18O11
Molecular Weight338.26 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity>95%
StorageStore in a cool place (≤25°C), keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1993

Recommended Standards

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