1: octanol With peracetic acid; C9H17NO5S(1-)*C12H11IN(1+); acetic acid in hexafluoroisopropyl alcohol T=20°C; 24 h; 2: (2,4-dinitro-phenyl)-hydrazine With sulfuric acid in diethyl ether; ethanol; water

1.1: ethanol; sodium / 0.75 h / 20 °C / Inert atmosphere 1.2: 1 h / 60 °C / pH 4 - 5 / Inert atmosphere 2.1: ethanol; water View Scheme

in ethanol; water

(i) (thermolysis), (ii) /BRN= 615586/; Multistep reaction;