Propanedioic acid, 2-butyl-, 1-(1,2-diphenylhydrazide), calcium salt, hydrate CAS 69365-73-7

Purity 97%+In StockPharmaceutical Standards
CAS No.69365-73-7
Molecular Formula4*C19H21N2O3
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Propanedioic acid, 2-butyl-, 1-(1,2-diphenylhydrazide), calcium salt, hydrate CAS 69365-73-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 383.48 g/mol gives Propanedioic acid, 2-butyl-, 1-(1,2-diphenylhydrazide), calcium salt, hydrate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

Propanedioic acid, 2-butyl-, 1-(1,2-diphenylhydrazide), calcium salt, hydrate (CAS 69365-73-7) is a high-purity analytical reference standard with the molecular formula C19H21N2O3CaH2O and a molecular weight of 383.48 g/mol.

Propanedioic acid, 2-butyl-, 1-(1,2-diphenylhydrazide), calcium salt, hydrate (C19H21N2O3CaH2O) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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), Propanedioic acid, 2-butyl-, 1-(1,2-diphenylhydrazide), calcium salt, hydrate 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 Formula4*C19H21N2O3 2*Ca H2O
Molecular Weight383.48 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)9.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1976
Nitrogen Atoms2

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