The nonenzymatic conversion of tyrosine into mono- and dihydroxyindoles.
D000577:Amides; D001966:Bromine; D055598:Chemical Phenomena; D002621:Chemistry; D004295:Dihydroxyphenylalanine; D004602:Elements / Q000032:analysis; D006863:Hydrogen-Ion Concentration; D007211:Indoles / Q000138:chemical synthesis*; D010084:Oxidation-Reduction; D011760:Pyrrolidinones; D013053:Spectrophotometry; D013057:Spectrum Analysis; D014443:Tyrosine; D014466:Ultraviolet Rays
D000577:Amides; D004602:Elements; D007211:Indoles; D011760:Pyrrolidinones; D014443:Tyrosine; D004295:Dihydroxyphenylalanine; D001966:Bromine