C5H6S
# C5H6S

The molecular formula $C_5H_6S$ may refer to:

* Methylthiophenes
   * 2-Methylthiophene, an organosulfur compound that can be produced by Wolff-Kishner reduction of thiophene-2-carboxaldehyde
   * 3-Methylthiophene, an organosulfur that can be produced by sulfidation of 2-methylsuccinate
* Thiopyran, a heterocyclic compound
