Trans-1,5-diphenyl-4-(piperazine-1-carbonyl)pyrrolidin-2-one hydrochloride CAS 38123-79-4

Purity 97%+In StockPharmaceutical Standards
CAS No.38123-79-4
Molecular FormulaC21H23N3O2
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Trans-1,5-diphenyl-4-(piperazine-1-carbonyl)pyrrolidin-2-one hydrochloride CAS 38123-79-4 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including Trans-1,5-diphenyl-4-(piperazine-1-carbonyl)pyrrolidin-2-one hydrochloride.

Trans-1,5-diphenyl-4-(piperazine-1-carbonyl)pyrrolidin-2-one hydrochloride (CAS 38123-79-4) is a high-purity analytical reference standard with the molecular formula C21H23N3O2HCl and a molecular weight of 385.89 g/mol.

The molecular framework of Trans-1,5-diphenyl-4-(piperazine-1-carbonyl)pyrrolidin-2-one hydrochloride (C21H23N3O2HCl) is characterized by a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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), Trans-1,5-diphenyl-4-(piperazine-1-carbonyl)pyrrolidin-2-one hydrochloride 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 FormulaC21H23N3O2 HCl
Molecular Weight385.89 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1967
Halogen ContentCl-containing
Nitrogen Atoms3

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