N-(N-L-Phenylalanyl-L-histidyl)-L-leucine CAS 28607-51-4

Purity 97%+In StockPharmaceutical Standards
CAS No.28607-51-4
Molecular FormulaC21H29N5O4
Molecular Weight415.49 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N-(N-L-Phenylalanyl-L-histidyl)-L-leucine CAS 28607-51-4 chemical structure

Description

N-(N-L-Phenylalanyl-L-histidyl)-L-leucine (CAS 28607-51-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H29N5O4. Molecular weight: 415.49 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC21H29N5O4
Molecular Weight415.49 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)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1965
Nitrogen Atoms5

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