The Collaborative International Dictionary
Thiotolene
Thiotolene \Thi`o*to"lene\, n. [Thio- + toluene.] (Chem.) A colorless oily liquid, C4H3S.CH3, analogous to, and resembling, toluene; -- called also methyl thiophene.
Wiktionary
thiotolene
n. (context organic compound English) A colourless oily liquid, C4H3S.CH3, analogous to toluene, which it resembles; methyl thiophene.