2-Butenedioic acid (2Z)-, 1-methyl ester, polymer with butyl 2-propenoate and ethenyl acetate, ammonium sodium salt CAS 71808-72-5

Purity 97%+In StockPharmaceutical Standards
CAS No.71808-72-5
Molecular FormulaC5H5O4
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Butenedioic acid (2Z)-, 1-methyl ester, polymer with butyl 2-propenoate and ethenyl acetate, ammonium sodium salt CAS 71808-72-5 chemical structure

Description

2-Butenedioic acid (2Z)-, 1-methyl ester, polymer with butyl 2-propenoate and ethenyl acetate, ammonium sodium salt (C5H5O4C7H12O2C4H6O2NaH4N) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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).

2-Butenedioic acid (2Z)-, 1-methyl ester, polymer with butyl 2-propenoate and ethenyl acetate, ammonium sodium salt (CAS 71808-72-5), molecular formula C5H5O4C7H12O2C4H6O2NaH4N and molecular weight 384.38 g/mol, is a CATO reference standard with documented purity and traceability.

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), 2-Butenedioic acid (2Z)-, 1-methyl ester, polymer with butyl 2-propenoate and ethenyl acetate, ammonium 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 FormulaC5H5O4 C7H12O2 C4H6O2 Na H4N
Molecular Weight384.38 g/mol
AppearanceOff-white to pale yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1977
Nitrogen Atoms1

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