4-(alpha-D-glucopyranosyluronic acid)-D-glucuronic acid 4-O-alpha-D-galactopyranuronosyl-D-galactopyranuronic acid 5894-59-7 CHEBI:141006 alpha-D-GalpA-(1->4)-D-GalpA alpha-D-galactopyranuronosyl-(1->4)-D-galactopyranuronic acid CAS 5894-59-7

Purity 97%+In StockPharmaceutical Standards
CAS No.5894-59-7
Molecular FormulaC12H18O13
Molecular Weight370.26 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-(alpha-D-glucopyranosyluronic acid)-D-glucuronic acid 4-O-alpha-D-galactopyranuronosyl-D-galactopyranuronic acid 5894-59-7 CHEBI:141006 alpha-D-GalpA-(1->4)-D-GalpA alpha-D-galactopyranuronosyl-(1->4)-D-galactopyranuronic acid CAS 5894-59-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 370.26 g/mol gives 4-(alpha-D-glucopyranosyluronic acid)-D-glucuronic acid 4-O-alpha-D-galactopyranuronosyl-D-galactopyranuronic acid 5894-59-7 CHEBI:141006 alpha-D-GalpA-(1->4)-D-GalpA alpha-D-galactopyranuronosyl-(1->4)-D-galactopyranuronic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 4-(alpha-D-glucopyranosyluronic acid)-D-glucuronic acid 4-O-alpha-D-galactopyranuronosyl-D-galactopyranuronic acid 5894-59-7 CHEBI:141006 alpha-D-GalpA-(1->4)-D-GalpA alpha-D-galactopyranuronosyl-(1->4)-D-galactopyranuronic acid (CAS 5894-59-7), a certified reference material (molecular formula C12H18O13, MW 370.26 g/mol) for analytical method development and quality control.

The molecular framework of 4-(alpha-D-glucopyranosyluronic acid)-D-glucuronic acid 4-O-alpha-D-galactopyranuronosyl-D-galactopyranuronic acid 5894-59-7 CHEBI:141006 alpha-D-GalpA-(1->4)-D-GalpA alpha-D-galactopyranuronosyl-(1->4)-D-galactopyranuronic acid (C12H18O13) is characterized by a carbohydrate-derived structure. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

As a certified reference material (CRM), 4-(alpha-D-glucopyranosyluronic acid)-D-glucuronic acid 4-O-alpha-D-galactopyranuronosyl-D-galactopyranuronic acid 5894-59-7 CHEBI:141006 alpha-D-GalpA-(1->4)-D-GalpA alpha-D-galactopyranuronosyl-(1->4)-D-galactopyranuronic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC12H18O13
Molecular Weight370.26 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
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.)1958

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