- mercaptol
- A substance derived from a ketone by the replacement of the bivalent oxygen by two thioalkyl (–SR) groups.
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mer·cap·tol (.)mər-'kap-.tȯl, -.tōl n a mercaptal formed from a ketone and analogous to a ketal* * *
mer·cap·tol (mər-kapґtol) a compound formed from a ketone by introducing two thio-alkyl (SR) groups in place of the bivalent oxygen.
Medical dictionary. 2011.