Mercapto
Full definition of mercapto
Noun
mercapto
(uncountable)- (organic chemistry, especially in combination) The univalent radical -SH
- July 6, 2015, , Hydrogen Peroxide Scavenging Activity of Novel Coumarins Synthesized Using Different Approaches, The postulated mechanism for the reaction of coumarin 4 as an antioxidant, as indicated in Fig 3, relies on the mercapto hydrogen atom (bold), which is under the influence of resonance and inductive effects.