1: Zn, alcoholic NH3
2: 38 percent / concd. H2SO4 / 0.5 h / Ambient temperature
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参考文献
Tolbert, Laren M.; Khanna, Rajive K.; Popp, Ann E.; Gelbaum, Leslie; Bottomley, Lawrence A.
Journal of the American Chemical Society, 1990 , vol. 112, # 6 p. 2373 - 2378
