Then upon reactions of 2-hydroxy-2,2-diphenylacetohydrazide with each kind of aroyl isothiocyanates under ultrasonic radiation along with conventional heating and reflux,a series of novel N-(2-hydroxy-2,2-diphenylacetyl)-N\'-aroylthioureas were synthesized.

Studies on iron(Ⅲ) ethylenediaminetetraacetic hydrazide in aqueous solution;