N-tert-Butoxycarbonyl-L-leucyl-L-phenylalanine methyl ester CAS 5874-73-7

Purity 97%+In StockPharmaceutical Standards
CAS No.5874-73-7
Molecular FormulaC21H32N2O5
Molecular Weight392.49 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-tert-Butoxycarbonyl-L-leucyl-L-phenylalanine methyl ester CAS 5874-73-7 chemical structure

Description

N-tert-Butoxycarbonyl-L-leucyl-L-phenylalanine methyl ester (CAS 5874-73-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H32N2O5. Molecular weight: 392.49 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC21H32N2O5
Molecular Weight392.49 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.)1958
Nitrogen Atoms2

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