OK, Ive been learning organic chemistry last term. hope I didnt forget all of them. But I didnt figure what exactly you want to ask We call R--SH 某硫醇, if the chemical compound contains a “C”, e.g CH3--SH, then we call it 甲硫醇 if it contains two, we use 乙. three, 丙 etc. Hope it helps you

字典里写的是：硫醇，but i guss you've alreay known.

硫醇

硫醇