4-((4,5-Dihydro-1H-imidazol-2-yl)methyl)-2,3,5,6-tetramethylphenol monohydrochloride 72649-53-7 Phenol, 4-((4,5-dihydro-1H-imidazol-2-yl)methyl)-2,3,5,6-tetramethyl-, monohydrochloride