Synonyms3-(2-Oxo-2H-imidazol-4-yl)alanine; 2-Oxohistidine Close 3-(2-Oxo-2H-imidazol-4-yl)alanine; 2-Oxohistidine Related products L-Histidine M.F. M.W. 155.15 CAT# AR-H07292 CAS# 71-00-1 2-Oxohistidine M.F. M.W. 169.14 CAT# AR-H01136 CAS# 151436-49-6 L-Histidine N-oxide impurity M.F. M.W. 171.16 36.46 CAT# AR-H01137 CAS# NA