Synonyms: 1,4-Benzenediol,2-(3-hydroxy-3,7,11,15-tetramethylhexadecyl)-3,5,6-trimethyl-,[3R-(3R*,7R*,11R*)]-; 3-Hexadecanol,1-(2,5-dihydroxy-3,4,6-trimethylphenyl)-3,7,11,15-tetramethyl- (6CI,7CI,8CI); a-Tocohydroquinone; a-Tocopherol hydroquinone; a-Tocopherolquinol; a-Tocopherylhydroquinone