High Quality Best Price Feed Grade Threonine Powder CAS 72-19-5 L-Threonine
38 Inquiries
72-19-5
Food Grade
99%
Xian
Fulecare
Plastic bag
2026-07-10
Slu-pp-332,BAM 15
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Product Description
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Seller Information
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Inquiry History
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DescriptionECHEMI Editorial ReferenceL-Threonine is a natural amino acid, can be produced by microbial fermentation, and is used in food, medicine, or feed[1].
Solid|White crystalline powder; slight savoury aroma
L-threonine is an optically active form of threonine having L-configuration. It has a role as a nutraceutical, a micronutrient, a Saccharomyces cerevisiae metabolite, a plant metabolite, an Escherichia coli metabolite, a human metabolite, an algal metabolite and a mouse metabolite. It is an aspartate family amino acid, a proteinogenic amino acid, a threonine and a L-alpha-amino acid. It is a conjugate base of a L-threoninium. It is a conjugate acid of a L-threoninate. It is an enantiomer of a D-threonine. It is a tautomer of a L-threonine zwitterion.|An essential amino acid occurring naturally in the L-form, which is the active form. It is found in eggs, milk, gelatin, and other proteins.|Threonine is an essential amino acid in humans (provided by food), Threonine is an important residue of many proteins, such as tooth enamel, collagen, and elastin. An important amino acid for the nervous system, threonine also plays an important role in porphyrin and fat metabolism and prevents fat buildup in the liver. Useful with intestinal disorders and indigestion, threonine has also been used to alleviate anxiety and mild depression. (NCI04)Basic Info-
Product Name:
L-Threonine
Other Name:L-Threonine;Threonine,L-;Butanoic acid,2-amino-3-hydroxy-,[R-(R*,S*)]-;Threonine;Threonin;[R-(R*,S*)]-2-Amino-3-hydroxybutanoic acid;(S)-Threonine;L-(-)-Threonine;2-Amino-3-hydroxybutyric acid;NSC 16589;NSC 46701;48: PN: WO2004076659 FIGURE: 7 claimed protein;46: PN: WO2005016244 PAGE: 70 claimed protein;49: PN: WO2005016244 PAGE: 70 claimed protein;3046: PN: WO2004111636 SEQID: 516 unclaimed protein;2: PN: US20090069547 PAGE: 10 claimed protein;17: PN: WO2011044089 SEQID: 18 claimed protein;4: PN: WO2012076822 PAGE: 51 claimed sequence;(2S,3R)-2-Amino-3-hydroxybutanoic acid;13095-55-1;25275-17-6;36676-50-3;154605-64-8;154605-68-2;1043597-96-1;1370710-06-7;1644578-86-8
CAS No.:72-19-5
Molecular Formula:C4H9NO3
InChIKeys:InChIKey=AYFVYJQAPQTCCC-GBXIJSLDSA-N
Molecular Weight:119.11900
Exact Mass:119.12
EC Number:200-774-1
UNII:2ZD004190S
NSC Number:760118
DSSTox ID:DTXSID2046412
NCI Thesaurus Code:C29602
Color/Form:Colorless crystals|Crystals
HScode:29225000
Categories:
Characteristics-
PSA:
83.55000
XLogP3:-2.9
Appearance:Solid
Density:1.307g/cm3
Melting Point:256 °C (decomp)
Boiling Point:345.803ºC at 760 mmHg
Flash Point:162.936ºC
Refractive Index:1.507
Water Solubility:H2O: 97.0 mg/mL
Storage Conditions:Store at RT.
Vapor Pressure:1.32X10-8 mm Hg at 25 deg C (est)
PKA:5.6None
Henrys Law Constant:Henry's Law constant = 7.24X10-14 atm-cu m/mol at 25 °C (est)
Dissociation Constants:5.60|pKa1' = 2.63 (SRC: carboxylic acid); pKa2' = 10.43 (SRC: amine)
Collision Cross Section:141.36 Ų [M-H]- [CCS Type: DT, Method: stepped-field]|122 Ų [M+H]+ [CCS Type: TW, Method: calibrated with polyalanine]|126.7 Ų [M+H]+ [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|120.2 Ų [M-H]- [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|129.2 Ų [M-H]-
Experimental Properties:Orthorhombic crystals, decomposes at 229-230 °C /Threonine, DL-form hemihydrate/|UV: 1-34 (Organic Electronic Spectral Data, Phillips et al, John Wiley & Sons, New York) /Threonine (DL)/
Hazard IdentificationClassification of the substance or mixture
Not classified.
GHS label elements, including precautionary statements
Pictogram(s) No symbol. Signal word No signal word
Hazard statement(s) none
Precautionary statement(s) Prevention none
Response none
Storage none
Disposal none
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
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Seller Information
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Business Type:
Trader
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Main Products:
Slu-pp-332,BAM 15
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Location:
No. 11608, 16th Floor, Unit 1, Building 1, West of Zhangba Liu Road, South Third Ring Road, High tech Zone, Xi'an City, Shaanxi Province
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Payment Terms:
L/C,TT against B/L draft before shipment,100% TT in advance
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Average lead Time:
335 days
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Total Annual Revenue:
$5 million-$10 million
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Total Employees:
11-50
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Year of Establishment:
2025
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Inquiry History38 Inquiries
Country Product Purchase Quantity Date Posted 
India
L-Threonine
1.00 KG May 20, 2025 
Egypt
L-Threonine
100.00 KG Aug 20, 2026 
France
L-Threonine
20 MT Jul 23, 2026 
Colombia
L-Threonine
1 MT Jul 8, 2026
India
L-Threonine
1.00 KG May 25, 2026
India
L-Threonine
1.00 MT Apr 2, 2026 
Russia
L-Threonine
100 MT Apr 1, 2026
India
L-Threonine
10.00 MT Feb 25, 2026
India
L- threonine
25.00 KG Dec 11, 2025 
Ecuador
L-Threonine
1000 KG Aug 13, 2025 
Pakistan
l Threonine
25000 KG Jul 1, 2025
Pakistan
L Threonine
1 MT Jun 27, 2025 
United States
L-Threonine
30 MT Jun 18, 2025 
United Kingdom
L-Threonine
100.00 MT Jun 13, 2025
India
L-Threonine
20.00 TON May 17, 2025
India
L-THREONINE
100.00 KG Mar 25, 2025 
Thailand
L-Threonine
1 KG Mar 17, 2025
Pakistan
L-THREONINE
27000 KG Mar 3, 2025
India
L-Threonine pharma grade
25.00 KG Feb 8, 2025 
Canada
L-Threonine
1 20' Fcl Nov 26, 2024 Post an enquiry for this product
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