L-Threonine CAS 72-19-5

L-threonine is an essential amino acid widely used in medicine, food, animal feed, and other fields. In recent years, the demand for L-threonine in domestic and international markets has been increasing year by year.

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Model:
72-19-5
Brand:
bosschemical
Code:
72-19-5

Product Description

L-Threonine Basic information
Product Name:	L-Threonine
CAS:	72-19-5
MF:	C4H9NO3
MW:	119.12
EINECS:	200-774-1
Mol File:	72-19-5.mol
L-Threonine Chemical Properties
Melting point	256 °C (dec.) (lit.)
alpha	-28.4 º (c=6, H2O)
Boiling point	222.38°C (rough estimate)
bulk density	370kg/m3
density	1.3126 (rough estimate)
FEMA	4710 \| L-THREONINE
refractive index	-28 ° (C=6, H2O)
storage temp.	2-8°C
solubility	H2O: 50 mg/mL
pka	2.09(at 25℃)
form	powder
color	Yellow
PH	5-6 (100g/l, H2O, 20℃)
Odor	ADM L-Threonine is a high quality product specifically designed for the feed industry. Produced from advanced technology, ADM L-Threonine is composed of 100% isomerically pure L-Threonine, which translates into 100% bioavailability for swine, poultry, and other animals.mild savory
Odor Type	savory
optical activity	[α]20/D 28.5±0.5°, c = 5% in H2O
biological source	non-animal source
Water Solubility	90 g/L (20 ºC)
Merck	149,380
JECFA Number	2119
BRN	1721646
Stability:	Stable. Incompatible with strong oxidizing agents.
InChIKey	AYFVYJQAPQTCCC-GBXIJSLDSA-N
LogP	-2.94
CAS DataBase Reference	72-19-5(CAS DataBase Reference)
NIST Chemistry Reference	Threonine(72-19-5)
EPA Substance Registry System	L-Threonine (72-19-5)

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Chemical detection methods

Spectroscopic Analysis Methods

Ultraviolet-Vis Spectrophotometry (UV-Vis)
Infrared Spectroscopy (IR/FTIR)
Atomic Absorption Spectroscopy (AAS)
X-ray Fluorescence Spectroscopy (XRF)
Nuclear Magnetic Resonance Spectroscopy (NMR)

Chromatographic Analysis

Gas Chromatography (GC)
High Performance Liquid Chromatography (HPLC)
Ion Chromatography (IC)
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Mass Spectrometry Analysis

GC-MS / LC-MS/MS: Qualitative and Quantitative Analysis
ICP-MS: Trace Metal Elements (ppb Level)
TOF-MS: Precise Molecular Weight Determination

Electrochemical analysis methods

Polypotentiometric methods
Conductivity methods
Polarographic methods / Voltammetric methods
Coulometric analysis

Thermal Analysis Methods

Thermogravimetric Analysis (TGA)
Differential Scanning Calorimetry (DSC)
Differential Thermal Analysis (DTA)

Classical wet chemical analysis

Titration analysis
Gravity analysis