Illustrated Glossary of Organic Chemistry

Thiol (mercaptan): A functional group characterized by a sulfhydryl group bonded to a carbon of any hybridization that is not a carbonyl group carbon.


Generic thiol structure.

Thiol Examples





2-Methylpropane-2-thiol
(Tert-butyl thiol)
Natural gas odorant
  
3-Methylbutanethiol
Present in skunk musk		  
Thiophenol
  
Cysteine
A standard amino acid