L-Isoleucine

CAS Number 73-32-5
Molecular Formula C6H13NO2
Molecular Weight 131.175 g/mol
InChI Key AGPKZVBTJJNPAG-WHFBIAKZSA-N
LogP -0.720
Synonyms
  • 2S,3S)-?-Amino-?-methyl-n-valeric acid
  • (2S,3S)-?-Amino-?-methylvaleric acid
  • (S)-Isoleucine
  • (S,S)-Isoleucine
  • [S-(R*,R*)]-2-Amino-3-methylpentanoic acid
  • 2-Amino-3-methylvaleric acid
  • 2S,3S-Isoleucine
  • erythro-L-Isoleucine
  • Isoleucine
  • ISOLEUCINE, L-
  • L-(+)-Isoleucine
  • L-Isoleucin
  • L-isoleucina
  • L-Norvaline, 3-methyl-, erythro-
  • NSC 46708
  • Pentanoic acid, 2-amino-3-methyl-, (2S,3S)-
  • Secretory protein (human clone HCEEE79 precursor)
  • Acetic acid, amino-sec-butyl-
  • Acetic acid, amino(1-methylpropyl)-, (R*,R*)-
  • (S-(R*,R*))-2-Amino-3-methylpentanoic acid
  • 2-Amino-3-methylpentanoic acid, (S-(R*,R*))-
  • EINECS 200-798-2
  • Norvaline, 3-methyl-
  • Pentanoic acid, 2-amino-3-methyl-
  • Pentanoic acid, 2-amino-3-methyl-, (S-(R*,R))-
  • Valeric acid, 2-amino-3-methyl-
  • Isoleucina
  • Isoleucinum
  • UNII-04Y7590D77 FDA Registry Number
  • (2S,3S)-2-Amino-3-methylpentanoate
  • (2S,3S)-2-amino-3-methyl-Pentanoate
  • (2S,3S)-2-amino-3-methyl-pentanoic acid
  • (2S,3S)-a-Amino-b-methyl-N-valerate
  • (2S,3S)-a-Amino-b-methyl-N-valeric acid
  • (2S,3S)-a-Amino-b-methylvalerate
  • (2S,3S)-a-Amino-b-methylvaleric acid
  • (2S,3S)-alph-Amino-beta-methylvalerate
  • (2S,3S)-alph-Amino-beta-methylvaleric acid
  • (2S,3S)-alpha-Amino-beta-merthyl-N-valerate
  • (2S,3S)-alpha-Amino-beta-merthyl-N-valeric acid
  • (2S,3S)-alpha-Amino-beta-merthylvalerate
  • (2S,3S)-alpha-Amino-beta-merthylvaleric acid
  • (2S,3S)-alpha-Amino-beta-methyl-N-valerate
  • (2S,3S)-alpha-Amino-beta-methyl-N-valeric acid
  • (2S,3S)-alpha-Amino-beta-methylvalerate
  • (2S,3S)-alpha-Amino-beta-methylvaleric acid
  • 2-Amino-3-methylpentanoate
  • 2-Amino-3-methylpentanoic acid
  • 2-Amino-3-methylvalerate
  • Iso-leucine

Applications:

Separation of allo-D-isoleucine and L- Isoleucine

Condition
Column Primesep 100, Primesep 200 4.6x150 mm, 5 µm, 100A
Mobile Phase MeCN/H2O
Buffer TFA, FA
Flow Rate 1.0 ml/min
Detection CAD (Corona) MS- compatible mobile phase
 

Description
Class of Compounds Drug, Acid, Hydrophilic, Ionizable, Vitamin, Supplements, Amino acid
Analyzing Compounds Allo-Isoleucine, Isoleucine, Leucine
 
Application Analytes:

Isoleucine
L-Isoleucine
allo-D-isoleucine
HPLC Separation of Mixture of Essential Amino Acids on Primesep 100 Column
 

Condition
Column Primesep 100, 4.6x250 mm, 5 µm, 100A
Mobile Phase MeCN/H2O - 25/75%
Buffer Gradient H2SO4 0.05-0.2% 25 min
Flow Rate 1.0 ml/min
Detection UV, 200 nm
 

Description
Class of Compounds Drug, Acid, Hydrophilic, Ionizable, Vitamin, Supplements, Amino acid
Analyzing Compounds L-Threonine (Thr/T), L-Valine (Val/V), DL-Methionine (Met/M), L-Isoleucine (Ile/I), L-Leucine (Leu/L), L-Phenylalanine (Phe/F), L-Histidine (His/H), L- Tryptophan (Trp/W)
 
Application Analytes:

Amino Acids
D-Isoleucine
D-Leucine
D-Valine
DL-Isoleucine
Histidine
Isoleucine
L-Histidine hydrochloride monohydrate
L-Isoleucine
L-Methionine
L-Threonine
Methionine
Phenylalanine
Tryptophan
Valine
HPLC Separation of Allo-Isoleucine, Isoleucine, Leucine on Primesep 100 Column
HPLC.cloud View on hplc.cloud HPLC Separation of Allo-Isoleucine Isoleucine, Leucine on Primesep 100 Column Chr_1197

Condition
Column Primesep 100, 4.6x250 mm, 5 µm, 100A
Mobile Phase MeCN/H2O - 5/95%
Buffer AmFM pH 3.0 - 30 mM
Flow Rate 1.0 ml/min
Detection CAD (Corona) MS- compatible mobile phase
 

Description
Class of Compounds Drug, Acid, Hydrophilic, Ionizable, Vitamin, Supplements, Amino acid
Analyzing Compounds Allo-Isoleucine, Isoleucine, Leucine
 
Application Analytes:

D-Isoleucine
D-Leucine
DL-Isoleucine
Isoleucine
L-Alloisoleucine
L-Isoleucine
Leucine
allo-D-isoleucine