Synonyms: L-NPA; N(omega)-Propyl-L-arginine; N(w)-Propyl-L-arginine; N-omega-Propyl-L-arginine; N-Omega-propyl-L-Arginine; N5-[Imino(propylamino)methyl]-L-ornithine; NG-Propyl-L-arginine; NPA; NPLA; Nomega-Propyl-L-Arginine; PLA; p-ARG Molecular Formula: C9H20N4O2 · xHCl Linear Structural…