Ammonium (S)-2-amino-4-carboxybutanoate hydrate CAS 139883-82-2

Purity 97%+In StockPharmaceutical Standards
CAS No.139883-82-2
Molecular FormulaC5H8NO4
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ammonium (S)-2-amino-4-carboxybutanoate hydrate CAS 139883-82-2 chemical structure

Description

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

CATO supplies Ammonium (S)-2-amino-4-carboxybutanoate hydrate (CAS 139883-82-2), a certified reference material (molecular formula C5H8NO4H4NH2O, MW 182.18 g/mol) for analytical method development and quality control.

Based on its molecular formula C5H8NO4H4NH2O, Ammonium (S)-2-amino-4-carboxybutanoate hydrate contains a carbohydrate-derived structure, an amide group; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 182.18 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

Physical & Chemical Properties

Molecular FormulaC5H8NO4 H4N H2O
Molecular Weight182.18 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)0.0
CAS Registry Year (est.)1996
Nitrogen Atoms2

Recommended Standards

Why CATO?