The Biotage ISOLUTE Si-Thiol is the silica-bound equivalent of 1-propane-thiol which is primarily used in the pharmaceutical industry as a metal scavenger for metals such as Pd, Pt, Cu, Hg, Ag and Pb, but it can also be useful for covalent scavenging of alkyl, benzyl and allyl halides as well as a variety of other electrophiles including acid chlorides and isocyanates.