L-Leucine Powder Food Grade Nutritional Enhancer Amino Acids Leucine
8 Inquiries
61-90-5
Food Grade
99.9%
Tianjin
Dongfang
25 kg/Cardboard Drum or Plastic Woven Bag
2024-08-17
Food Additives
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Product Description
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Seller Information
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Inquiry History
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DescriptionBasic Info
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Product Name:
L-Leucine
Other Name:L-Leucine;Leucine,L-;Leucine;Pentanoic acid,2-amino-4-methyl-,(S)-;Leu;(S)-2-Amino-4-methylvaleric acid;(S)-(+)-Leucine;(S)-2-Amino-4-methylpentanoic acid;(S)-Leucine;L-α-Aminoisocaproic acid;L-(+)-Leucine;L-Norvaline,4-methyl-;NSC 46709;(2S)-2-Amino-4-methylpentanoic acid;L-2-Amino-4-methylpentanoic acid;(2S)-2-Amino-4-methylpentanoic acid;1: PN: WO2020097235 SEQID: 238 claimed sequence;17: PN: WO2021055880 SEQID: 18 claimed protein;7005-03-0
CAS No.:61-90-5
Molecular Formula:C6H13NO2
InChIKeys:InChIKey=ROHFNLRQFUQHCH-YFKPBYRVSA-N
Molecular Weight:131.17300
Exact Mass:131.17
EC Number:200-522-0
UNII:GMW67QNF9C
NSC Number:760100
DSSTox ID:DTXSID9023203
NCI Thesaurus Code:C29599
Color/Form:White glistening hexagonal plates from aqueous alcohol|White crystals
HScode:29224995
Categories:
Characteristics-
PSA:
63.32000
XLogP3:-1.5
Appearance:Solid
Density:1.14 g/cm3
Melting Point:293 °C
Boiling Point:122-134 °C @ Press: 2-3 Torr
Flash Point:90.3ºC
Refractive Index:1.463
Water Solubility:H2O: 22.4 g/L (20 C)
Storage Conditions:Store at RT.
Vapor Pressure:<1 hPa (20 °C)
Specific rotation:Specific optical rotation: -10.8 at 25 °C/D (c = 2.2); +15.1 deg at 26 °C/D in 6N HCl (38 mols HCl per mol leucine); +7.6 deg at 20 °C/D in 3N NaOH (30 mols NaOH per mol leucine). Molecular rotation: +21.0 deg at /D (5NHCl); +29.5 deg /D (glacial acetic acid)
PKA:2.35(at 13 °C)
Henrys Law Constant:Henry's Law constant = 3.49X10-9 atm-cu m/mol at 25 °C (est)
Dissociation Constants:2.35 (at 13 °C)|pKa = 2.35|pKa1 = 2.36 (carboxylic acid); pKa2 = 9.63 (amine) (est)
Collision Cross Section:135.16 Ų [M+H]+ [CCS Type: DT, Method: stepped-field]|138.71 Ų [M-H]- [CCS Type: DT, Method: stepped-field]|128 Ų [M+H]+ [CCS Type: TW, Method: calibrated with polyalanine]|134.8 Ų [M+H]+ [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|130.6 Ų [M-H]- [CCS Type: DT, Method: single field calibrated with ESI Low Concentration Tuning Mix (Agilent)]|132.51 Ų [M-H]- [CCS Type: DT, Method: stepped-field]|135.56 Ų [M+H]+ [CCS Type: DT, Method: stepped-field]|131.8 Ų [M-H]-
Experimental Properties:Crystals. Freely soluble in water. /Leucine hydrochloride/|Hydroxyl radical reaction rate constant = 4.23X10-11 cu cm/molec-sec at 25 °C (est)
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:
Food Additives
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Location:
Room 2-5633, Building A, No.6 Huafeng Road, Huaming High-tech Industrial Zone, Dongli District, Tianjin
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Payment Terms:
TT against copy of documents,D/P,L/C,D/A,O/A,TT against B/L draft before shipment,100% TT in advance
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Average lead Time:
5
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Total Annual Revenue:
$5 million-$10 million
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Total Employees:
201-300
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Year of Establishment:
2022
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Inquiry History8 Inquiries
Country Product Purchase Quantity Date Posted 
United States
L-leucine
10 MT Jun 10, 2025 
India
L-Leusine
25 KG Apr 21, 2025 
Switzerland
L- Leucine instant water soluble
2 MT Jan 25, 2024 
Greece
LEUCINE (Leu,L)
1000.00 KG Sep 25, 2025
India
L-Leucine
1 MT Apr 23, 2025
India
L Leucine
30.00 TON Aug 30, 2024
India
Leucine
50 G Jun 10, 2024
India
L-Leucine
500 KG Aug 22, 2023 Post an enquiry for this product
