Butanedioic acid, 2-methylene-, polymer with 2-propenoic acid, sodium salt CAS 26099-88-7

Purity 97%+In StockPharmaceutical Standards
CAS No.26099-88-7
Molecular FormulaC5H6O4
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Butanedioic acid, 2-methylene-, polymer with 2-propenoic acid, sodium salt CAS 26099-88-7 chemical structure

Description

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.

CATO supplies Butanedioic acid, 2-methylene-, polymer with 2-propenoic acid, sodium salt (CAS 26099-88-7), a certified reference material (molecular formula C5H6O4C3H3O2Na, MW 224.14 g/mol) for analytical method development and quality control.

The molecular framework of Butanedioic acid, 2-methylene-, polymer with 2-propenoic acid, sodium salt (C5H6O4C3H3O2Na) is characterized by a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. 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 presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

As a certified reference material (CRM), Butanedioic acid, 2-methylene-, polymer with 2-propenoic acid, sodium salt 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 FormulaC5H6O4 C3H3O2 Na
Molecular Weight224.14 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, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)4.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1964

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