N(2)-succinyl-L-arginine is an N-acyl-L-arginine resulting from the formal condensation of the alpha-amino group of L-arginine with one of the carboxy groups of succinic acid. It has a role as an Escherichia coli metabolite. It is a conjugate acid of a N(2)-(3-carboxylatopropionyl)-L-arginine(1-).