(3R,4S,5R)-Ascorbic Acid EP Impurity C CAS 21675-47-8

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.21675-47-8
Molecular FormulaC6H10O7
Molecular Weight194.14 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

(3R,4S,5R)-Ascorbic Acid EP Impurity C CAS 21675-47-8 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including (3R,4S,5R)-Ascorbic Acid EP Impurity C.

(3R,4S,5R)-Ascorbic Acid EP Impurity C (CAS 21675-47-8) is a certified pharmaceutical impurity reference standard with the molecular formula C6H10O7 and a molecular weight of 194.14 g/mol.

Based on its molecular formula C6H10O7, (3R,4S,5R)-Ascorbic Acid EP Impurity C contains a carbohydrate-derived structure; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 194.14 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.

Recommended for quantitative analysis by HPLC, GC, LC-MS/MS, or GC-MS as an external calibration standard; it can also be used for spiked-recovery experiments, LOD/LOQ determination, and LC-MS/MS multiple-reaction-monitoring (MRM) calibration.

CATO manufactures (3R,4S,5R)-Ascorbic Acid EP Impurity C 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 FormulaC6H10O7
Molecular Weight194.14 g/mol
Purity>95%
StorageStore at 2-8°C, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityHygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1963

Recommended Standards

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