(2S)-2-{[(3-Oxo-3,4-dihydro-1(2H)-quinoxalinyl)carbonyl]amino}-3-phenylpropanoic Acid CAS 1173681-44-1

Purity 97%+In StockPharmaceutical Standards
CAS No.1173681-44-1
Molecular FormulaC18H17N3O4
Molecular Weight339.35 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(2S)-2-{[(3-Oxo-3,4-dihydro-1(2H)-quinoxalinyl)carbonyl]amino}-3-phenylpropanoic Acid CAS 1173681-44-1 chemical structure

Description

(2S)-2-{[(3-Oxo-3,4-dihydro-1(2H)-quinoxalinyl)carbonyl]amino}-3-phenylpropanoic Acid (CAS 1173681-44-1) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C18H17N3O4. Molecular weight: 339.35 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC18H17N3O4
Molecular Weight339.35 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)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989
Nitrogen Atoms3

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