Tags: Chemical Compound, Chemical Substance.
The organic compound citrulline is an α-amino acid. Its name is derived from citrullus the Latin word for watermelon from which it was first isolated in 1914 by Koga & Odake. It was finally identified by Wada in 1930.It has the formula H2NC(O)NH(CH2)3CH(NH2)CO2H. It is a key intermediate in the urea cycle the pathway by which mammals excrete ammonia.
