tert-butyl (2S)-2-[bis(tert-butoxycarbonyl)amino]-5-oxo-pentanoate CAS 129241-89-0

Purity 97%+In StockPharmaceutical Standards
CAS No.129241-89-0
Molecular FormulaC19H33NO7
Molecular Weight387.47 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

tert-butyl (2S)-2-[bis(tert-butoxycarbonyl)amino]-5-oxo-pentanoate CAS 129241-89-0 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 387.47 g/mol gives tert-butyl (2S)-2-[bis(tert-butoxycarbonyl)amino]-5-oxo-pentanoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies tert-butyl (2S)-2-[bis(tert-butoxycarbonyl)amino]-5-oxo-pentanoate (CAS 129241-89-0), a certified reference material (molecular formula C19H33NO7, MW 387.47 g/mol) for analytical method development and quality control.

tert-butyl (2S)-2-[bis(tert-butoxycarbonyl)amino]-5-oxo-pentanoate (C19H33NO7) 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).

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), tert-butyl (2S)-2-[bis(tert-butoxycarbonyl)amino]-5-oxo-pentanoate 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 FormulaC19H33NO7
Molecular Weight387.47 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.)1993
Nitrogen Atoms1

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