Prakash, Om; Batra, Anita; Sharma, Vijay; Saini, Rajesh K.; Verma, Rajender S.
Journal of the Indian Chemical Society, 2003 , vol. 80, # 11 p. 1031 - 1034
1: hydrazine / methanol; chloroform; water / 12 h / 20 °C
2: acetic acid / water / 0.5 h / 20 °C
3: oxygen; copper(II) bis(trifluoromethanesulfonate) / toluene / 1.5 h / 80 °C
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