2,4,6-triisopropyl benzenesulphonylhydrazine; potassium carbonate in diethyl ether 24 h; Heating; Yield given. Title compound not separated from byproducts;

1: 59 percent / Na, t-BuOH / diethyl ether / 48 h / Heating 2: 52 percent Spectr. / 2,4,6-triisopropylbenzenesulfonic acid hydrazide, K2CO3 / diethyl ether / 24 h / Heating View Scheme

in benzene-d6 T=160°C; Yield given. Yields of byproduct given. Title compound not separated from byproducts;