2-benzyl 1-tert-butyl (2S)-5-oxo-2,5-dihydro-1H-pyrrole-1,2-dicarboxylate CAS 879217-23-9

Purity 97%+In StockPharmaceutical Standards
CAS No.879217-23-9
Molecular FormulaC17H25NO5
Molecular Weight323.38 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-benzyl 1-tert-butyl (2S)-5-oxo-2,5-dihydro-1H-pyrrole-1,2-dicarboxylate CAS 879217-23-9 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 2-benzyl 1-tert-butyl (2S)-5-oxo-2,5-dihydro-1H-pyrrole-1,2-dicarboxylate.

2-benzyl 1-tert-butyl (2S)-5-oxo-2,5-dihydro-1H-pyrrole-1,2-dicarboxylate (CAS 879217-23-9), molecular formula C17H25NO5 and molecular weight 323.38 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 2-benzyl 1-tert-butyl (2S)-5-oxo-2,5-dihydro-1H-pyrrole-1,2-dicarboxylate (C17H25NO5) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 323.38 g/mol, it falls into the moderately-high-molecular-weight range. 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), 2-benzyl 1-tert-butyl (2S)-5-oxo-2,5-dihydro-1H-pyrrole-1,2-dicarboxylate 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 FormulaC17H25NO5
Molecular Weight323.38 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)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1987
Nitrogen Atoms1

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