thionyl chloride

thionyl chloride; toluene-4-sulfonic acid hydrazide 1.) aq. MeOH, 2.) 60 deg C, 1 h; Yield given. Multistep reaction. Yields of byproduct given;

thionyl chloride in 1,2-dichloro-ethane 24 h; Ambient temperatureother mono substituted acetone hydrazones;