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Merck

W527602

L-Isoleucine

99%, FCC, FG

Synonym(s):

(2S,3S)-2-Amino-3-methylpentanoic acid

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About This Item

Linear Formula:
C2H5CH(CH3)CH(NH2)CO2H
CAS Number:
Molecular Weight:
131.17
NACRES:
NA.21
PubChem Substance ID:
eCl@ss:
32160406
UNSPSC Code:
12164502
EC Number:
200-798-2
MDL number:
Beilstein/REAXYS Number:
1721792
Organoleptic:
odorless
Grade:
FG
Biological source:
synthetic
Food allergen:
no known allergens
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biological source

synthetic

Quality Segment

grade

FG

reg. compliance

EU Regulation 1334/2008 & 178/2002, FCC, FDA 21 CFR 172.320

assay

99%

form

crystalline powder

optical activity

[α]20/D +38.6 to +42.5°, c = 4 in 6 M HCl

mp

288 °C (dec.) (lit.)

application(s)

flavors and fragrances

documentation

see Safety & Documentation for available documents

food allergen

no known allergens

organoleptic

odorless

SMILES string

CC[C@H](C)[C@H](N)C(O)=O

InChI

1S/C6H13NO2/c1-3-4(2)5(7)6(8)9/h4-5H,3,7H2,1-2H3,(H,8,9)/t4-,5-/m0/s1

InChI key

AGPKZVBTJJNPAG-WHFBIAKZSA-N

General description

L-Isoleucine is an essential amino acid used as a supplement in sports nutrition. It is one of the free-amino acids found in common buckwheat.

Application


  • Enhanced protein-metabolite correlation analysis: To investigate the association between Staphylococcus aureus mastitis and metabolic immune pathways.: This article discusses the metabolic pathways associated with bacterial infections in livestock, potentially useful for chemists studying metabolic pathways and their linkage to immune responses (Chen et al., 2024).

  • Probing pharmaceutically important amino acids L-isoleucine and L-tyrosine Solubilities: Unraveling the solvation thermodynamics in diverse mixed solvent systems.: This study explores the solubility and solvation thermodynamics of l-isoleucine, providing critical data for chemists working with pharmaceutical formulations and solubility studies (Chakraborty et al., 2024).




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Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)



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