H-Leu-OH; L-2-Amino-4-methylpentanoic acid; 2-amino-4-methylvaleric acid; 2-Amino-4-methylpentanoic acid; (S)-(-)-Leucine; (2S)-alpha-2-amino-4-methylvaleric acid; (2S)-alpha-Leucine; L; L-Leu; L-(-)-leucine; L-Leucine; cas no: 61-90-5