3-(3,4-dihydroxypyridinium-1-yl)-L-alanine zwitterion
3-(3,4-dihydroxypyridinium-1-yl)-l-alanine zwitterion
An aromatic amino-acid zwitterion arising from deprotonation of the carboxy and 3-hydroxy groups asell as protonation of the amino group of the cationic 3-(3,4-dihydroxypyridinium-1-yl)-<small>L</small>-alanine; major microspecies at pH 7.3 (according to Marvin v 6.2.0.).