1965-09-9 3-06-00-04408 (Beilstein Handbook Reference) 4,4'-Oxydiphenol BRN 1875320 EINECS 217-809-1 PHENOL, 4,4'-OXYDI- Phenol, 4,4'-oxybis- p,p'-Oxybisphenol p,p'-Oxydiphenol