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threonine

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Unit Price:

$3600-4100/MT FOB

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CAS No.:

72-19-5

Content:

99%

Port:

RSA

Brand:

RSA

Packaging:

25KG

Price valid (until):

2030-11-09

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M A M M TRANDING ENTERPRISE

Company Type:

Trader

Location:

South Africa

Qualification:

Main Products:

chemical

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Product Description
Seller Information
Inquiry History

Description

Product Detail

Pls input...

Testing Item	Standard	Result
Assay/%	≥98.50	99.30
Specific Rotation	-26.7° ~ -29.0 °	-28.40°
Loss on Drying/%	≤1.00	0.50
Residue on Ignition/%	≤0.30	0.20
Heavy Metal(Pb)/%（mg/kg）	≤20	<20
Arsenic(As)/%（mg/kg）	≤2	<2

Items	Specifications

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:

Enzyme

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 Å² [M-H]- [CCS Type: DT, Method: stepped-field]|122 Å² [M+H]+ [CCS Type: TW, Method: calibrated with polyalanine]|126.7 Å² [M+H]+ [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|120.2 Å² [M-H]- [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|129.2 Å² [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)/

See More L-Threonine Properties 

Hazard Identification

Classification of the substance or mixture

Not classified.

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)	No symbol.
Signal word	No signal word
Hazard statement(s)	none
Prevention	none
Response	none
Storage	none
Disposal	none

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions 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.

See More L-Threonine Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
chemical

Location:
PO BOX 1381 BURGERSFORT BURGERSFORT LIMPOPO

Payment Terms:
TT against copy of documents,L/C,100% TT in advance

Average lead Time:
30

Total Annual Revenue:
$1 million-$2.5 million

Total Employees:
11-50

Year of Establishment:
2021

M A M M TRANDING ENTERPRISE is a leading Trader supplier of Poly(vinyl alcohol), Calcium carbonate, Tetrachloroethylene based in South Africa. With a commitment to quality and customer satisfaction, M A M M TRANDING ENTERPRISE has become a trusted name in the industry. Our product line includes a range of high-quality Poly(vinyl alcohol), Calcium carbonate, Tetrachloroethylene, which are available at competitive prices. M A M M TRANDING ENTERPRISE has established itself as a reliable supplier of chemical products on the echemi.com.

Inquiry History

35 Inquiries

Country	Product	Purchase Quantity	Date Posted
Russia	Feed Grade L-threonine 98.5% powder/granule CAS 72-19-5 L threonine	25 MT	Jun 8, 2023
India	L-Threonine	1.00 KG	May 20, 2025
India	L-Threonine	1.00 KG	May 25, 2026
India	L-Threonine	1.00 MT	Apr 2, 2026
India	L-Threonine	10.00 MT	Feb 25, 2026
India	L Threonine	1.00 MT	Jan 4, 2026
India	L- threonine	25.00 KG	Dec 11, 2025
Greece	THREONINE (Thr, T)	700.00 KG	Sep 25, 2025
India	L-Threonine	5.00 MT	Jul 17, 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	1 MT	Apr 23, 2025
Pakistan	L-THREONINE	27000 KG	Mar 3, 2025
Czech	Threonine	2780000 KG	Dec 16, 2024
India	L-Threonine	2.00 MT	May 14, 2024
Singapore	L-THREONINE FEED GRADE	1.00 20' Fcl	Feb 8, 2024
Russia	L-Threonine	100 MT	Apr 1, 2026
India	L-Threonine	500.00 KG	Dec 15, 2025

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threonine

Product Description

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