Synonyms: 2,4-Xylenol,6,6'-methylenedi- (6CI,7CI,8CI); Phenol, 2,2'-methylenebis[4,6-dimethyl- (9CI);2,2'-Dihydroxy-3,3',5,5'-tetramethyldiphenylmethane;2,2'-Methylenebis[4,6-dimethylphenol]; 6,6'-Methylenedi-2,4-xylenol;Bis(2-hydroxy-3,5-dimethylphenyl)methane; Permanax BMP