C5H5NS
# C5H5NS

The molecular formula $C_5H_5NS$ (molar mass: 111.16 g/mol, exact mass: 111.0143 u) may refer to:

* 2-Mercaptopyridine
* Thiazepines
   * 1,2-Thiazepine
   * 1,3-Thiazepine
   * 1,4-Thiazepine
