... Description Detailed introduction to L-Phenylalanine; Dl-Phenylalanine:1. L-Phenylalanine Chemical Name: (s)-2-Amino-3-phenylpropanoic acid Molecular ... Formula: C9H11NO2 Molecular Weight: 165.19 CAS No: [63-91-2 ... erted into dopamine, norepinephrine, and epinephrine. L-Phenylalanine is produced for medical, feed, and nutritional ...