TI-0330 (OTTO) Triethylsulphonium bis(trifluoromethylsulphonyl)Imide, for electrochemistry, 95% Cas 321746-49-0 - used as an ethylidene-transfer reagent. EI-0030 (OTTO) Triethylsulphonium bis(trifluoromethylsulphonyl)Imide, for electrochemistry, 95% Cas 321746-49-0 - used as a pharmaceutical intermediate.