4-01-00-02068 (Beilstein Handbook Reference) 77-77-0 AI3-26598 BRN 1071329 Bis(ethenyl)sulfone CCRIS 4349 Divinyl sulfone Divinyl sulphone EINECS 201-057-6 Ethene, 1,1'-sulfonylbis- HSDB 2028 NSC 18590 Sulfone, divinyl- TL 797 VINYL SULFONE Vinyl sulfone (8CI)