Phenylalanine is an α-amino acid, it is essential amino acid . Phenylalanine contains benzyl side chain.  It is one of 20 standard amino acids.

Nutritional Phytochemical Analytical Laboratory

Molecular Weight: 169.15

Molecular Formula:  C₉H₁₁NO₂

IUPAC Name: 2-Amino-3-phenyl-propanoic acid

CAS Name: L-Phenylalanine

CAS number:  63-91-2

One Letter Code:  F

Three Letter Code: Phe

Phenylalanine

Structural Formula

3D Structural Formula