(S)-5-(1-Naphthamido)-2-amino-5-oxopentanoic acid CAS 13640-38-5

Purity 97%+In StockPharmaceutical Standards
CAS No.13640-38-5
Molecular FormulaC16H16N2O4
Molecular Weight300.31 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(S)-5-(1-Naphthamido)-2-amino-5-oxopentanoic acid CAS 13640-38-5 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 300.31 g/mol gives (S)-5-(1-Naphthamido)-2-amino-5-oxopentanoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(S)-5-(1-Naphthamido)-2-amino-5-oxopentanoic acid (CAS 13640-38-5) is a high-purity analytical reference standard with the molecular formula C16H16N2O4 and a molecular weight of 300.31 g/mol.

The molecular framework of (S)-5-(1-Naphthamido)-2-amino-5-oxopentanoic acid (C16H16N2O4) 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. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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), (S)-5-(1-Naphthamido)-2-amino-5-oxopentanoic acid 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 FormulaC16H16N2O4
Molecular Weight300.31 g/mol
AppearancePale yellow to 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)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1960
Nitrogen Atoms2

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