N-[(1,1-Dimethylethoxy)carbonyl]-L-leucyl-L-phenylalaninamide CAS 33900-15-1

Purity 97%+In StockPharmaceutical Standards
CAS No.33900-15-1
Molecular FormulaC20H31N3O4
Molecular Weight377.48 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-[(1,1-Dimethylethoxy)carbonyl]-L-leucyl-L-phenylalaninamide CAS 33900-15-1 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 377.48 g/mol gives N-[(1,1-Dimethylethoxy)carbonyl]-L-leucyl-L-phenylalaninamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

N-[(1,1-Dimethylethoxy)carbonyl]-L-leucyl-L-phenylalaninamide (CAS 33900-15-1) is a high-purity analytical reference standard with the molecular formula C20H31N3O4 and a molecular weight of 377.48 g/mol.

The molecular framework of N-[(1,1-Dimethylethoxy)carbonyl]-L-leucyl-L-phenylalaninamide (C20H31N3O4) is characterized by a flavonoid 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. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

As a certified reference material (CRM), N-[(1,1-Dimethylethoxy)carbonyl]-L-leucyl-L-phenylalaninamide 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 FormulaC20H31N3O4
Molecular Weight377.48 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 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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1966
Nitrogen Atoms3

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