1,5-Diethyl (2E,4E)-4-{amino[4-(4-methoxyphenyl)piperazin-1-yl]methylidene}-2-cyanopent-2-enedioate CAS 338396-59-1

Purity 97%+In StockPharmaceutical Standards
CAS No.338396-59-1
Molecular FormulaC22H28N4O5
Molecular Weight428.48 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1,5-Diethyl (2E,4E)-4-{amino[4-(4-methoxyphenyl)piperazin-1-yl]methylidene}-2-cyanopent-2-enedioate CAS 338396-59-1 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 428.48 g/mol gives 1,5-Diethyl (2E,4E)-4-{amino[4-(4-methoxyphenyl)piperazin-1-yl]methylidene}-2-cyanopent-2-enedioate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

1,5-Diethyl (2E,4E)-4-{amino[4-(4-methoxyphenyl)piperazin-1-yl]methylidene}-2-cyanopent-2-enedioate (CAS 338396-59-1), molecular formula C22H28N4O5 and molecular weight 428.48 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C22H28N4O5, 1,5-Diethyl (2E,4E)-4-{amino[4-(4-methoxyphenyl)piperazin-1-yl]methylidene}-2-cyanopent-2-enedioate contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 428.48 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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), 1,5-Diethyl (2E,4E)-4-{amino[4-(4-methoxyphenyl)piperazin-1-yl]methylidene}-2-cyanopent-2-enedioate 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 FormulaC22H28N4O5
Molecular Weight428.48 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore in a cool place (≤25°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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms4

Related Diethyl Standards

Recommended Standards

Why CATO?