1,1'-Sulfonylbis(4-hydroxybenzene) 2,4'-Sulfonyldiphenol 4,4'-Bisphenol S 4,4'-Dihydroxydiphenyl sulfone 4,4'-Sulfonylbisphenol 4,4'-Sulfonyldiphenol 4,4'-Sulphonyldiphenol 4-06-00-05809 (Beilstein Handbook Reference) 4-Hydroxyphenyl sulfone 80-09-1 98388-00-2 AI3-08667 BPS 1 BRN 2052954 Bis(4-hydroxyphenyl) sulfone Bis(4-hydroxyphenyl)sulfone Bis(p-hydroxyphenyl) sulfone Bis(p-hydroxyphenyl)sulfone Bisphenol S CCRIS 2647 Diphone C EINECS 201-250-5 NSC 683541 NSC 8712 P,P'-Dihydroxydiphenyl sulfone PHENOL, 4,4'-SULFONYLDI- Phenol, 4,4'-sulfonylbis-