tert-Butyl (2S)-2-[[tert-butyl(diphenyl)silyl]oxymethyl]-5-oxopyrrolidine-1-carboxylate CAS 138871-56-4

Purity 97%+In StockPharmaceutical Standards
CAS No.138871-56-4
Molecular FormulaC26H35NO4Si
Molecular Weight453.65 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

tert-Butyl (2S)-2-[[tert-butyl(diphenyl)silyl]oxymethyl]-5-oxopyrrolidine-1-carboxylate CAS 138871-56-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 453.65 g/mol gives tert-Butyl (2S)-2-[[tert-butyl(diphenyl)silyl]oxymethyl]-5-oxopyrrolidine-1-carboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

tert-Butyl (2S)-2-[[tert-butyl(diphenyl)silyl]oxymethyl]-5-oxopyrrolidine-1-carboxylate (CAS 138871-56-4) is a high-purity analytical reference standard with the molecular formula C26H35NO4Si and a molecular weight of 453.65 g/mol.

tert-Butyl (2S)-2-[[tert-butyl(diphenyl)silyl]oxymethyl]-5-oxopyrrolidine-1-carboxylate (C26H35NO4Si) contains a steroid core, 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 aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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-[[tert-butyl(diphenyl)silyl]oxymethyl]-5-oxopyrrolidine-1-carboxylate 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 FormulaC26H35NO4Si
Molecular Weight453.65 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at room temperature, 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)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1996
Nitrogen Atoms1

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