4,4'-Dihydroxydiphenylmethane 4,4'-Methylenebis[phenol] 4,4'-Methylenediphenol 620-92-8 Bis(4-hydroxyphenyl)methane Bis(p-hydroxyphenyl)methane HDM NSC401136 Phenol, 4,4'-methylenebis- Phenol, 4,4'-methylenedi- WLN: QR D1R DQ p,p'-Bis(hydroxyphenyl)methane p-(p-Hydroxybenzyl)phenol