D-DOPA is similar to L-DOPA (levodopa, 3,4-dihydroxy-L-phenylalanine), but differs in its property of dextrorotation. Levo- and dextro- rotation reference a molecules ability to rotate planes of polarized light in either direction.

See L-DOPA for more information about DOPA in general.

Aromatic amino acids | Catecholamines