Leucine

• L-Leucine is a neutral, genetically coded amino acid.
• It is dietarily essential (indispensable) for animals & humans.

Symbol / Abbreviation

leu

Molecular formula

C₆H₁₃NO₂

Structural formula

 CH3      H
  \       |
   CH-CH2-C-COOH
  /       |
 CH3      NH2
 

Molecular weight

131.17

pK1 a-COOH	pK2 a-NH3	pKa R-group
2.3	9.7	--

Isoelectric point (pH)

5.98

CAS Registry Number

61-90-5