title: A sulfhydryl reagent containing an imidazole ring: D,L-alpha-bromo-beta-(5-imidazolyl)-propionic acid.
mesh_terms: D001966:Bromine; D055598:Chemical Phenomena; D002621:Chemistry; D002852:Chromatography, Ion Exchange; D003545:Cysteine / Q000138:chemical synthesis; D006639:Histidine; D007093:Imidazoles / Q000138:chemical synthesis; D010206:Papain / Q000037:antagonists & inhibitors; D011422:Propionates / Q000138:chemical synthesis; D013237:Stereoisomerism; D013439:Sulfhydryl Reagents / Q000138:chemical synthesis; D013440:Sulfides / Q000138:chemical synthesis
chemical_list: D007093:Imidazoles; D011422:Propionates; D013439:Sulfhydryl Reagents; D013440:Sulfides; D006639:Histidine; D010206:Papain; D003545:Cysteine; D001966:Bromine