dihydrogen hexachloroplatinate in isopropyl alcohol; toluene 4 h; Heating;

1: 1.) n-butyllithium / 1.) ether, 1 h, reflux, 2.) ether, 6 h, reflux 2: 95 percent / 0.1 M chloroplatinic acid / toluene; propan-2-ol / 4 h / Heating View Scheme