Fmoc-D-Aph(tBuCbm)-OH CAS 1433975-21-3

Purity 97%+In StockPharmaceutical Standards
CAS No.1433975-21-3
Molecular FormulaC29H31N3O5
Molecular Weight501.57 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Fmoc-D-Aph(tBuCbm)-OH CAS 1433975-21-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 501.57 g/mol gives Fmoc-D-Aph(tBuCbm)-OH distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies Fmoc-D-Aph(tBuCbm)-OH (CAS 1433975-21-3), a certified reference material (molecular formula C29H31N3O5, MW 501.57 g/mol) for analytical method development and quality control.

The molecular framework of Fmoc-D-Aph(tBuCbm)-OH (C29H31N3O5) is characterized by a steroid core, an amide group, a hydroxyl group, an ether linkage. 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. 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), Fmoc-D-Aph(tBuCbm)-OH 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 FormulaC29H31N3O5
Molecular Weight501.57 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)16.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1991
Nitrogen Atoms3

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