(S)-2-acetamidobutanoic acid CAS 19146-51-1

Purity 97%+In StockPharmaceutical Standards
CAS No.19146-51-1
Molecular FormulaC6H11NO3
Molecular Weight145.16 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(S)-2-acetamidobutanoic acid CAS 19146-51-1 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 145.16 g/mol gives (S)-2-acetamidobutanoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(S)-2-acetamidobutanoic acid (CAS 19146-51-1) is a high-purity analytical reference standard with the molecular formula C6H11NO3 and a molecular weight of 145.16 g/mol.

(S)-2-acetamidobutanoic acid (C6H11NO3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

As a certified reference material (CRM), (S)-2-acetamidobutanoic 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 FormulaC6H11NO3
Molecular Weight145.16 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityLight-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1962
Nitrogen Atoms1

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