1,8-Dimercaptooctane 1,8-OCTANEDITHIOL 1,8-Octamethylenedithiol 1191-62-4 4-01-00-02592 (Beilstein Handbook Reference) BRN 1735431 EINECS 214-738-8 FEMA No. 3514 Octamethylene dimercaptan Octane-1,8-dithiol