反应条件
1: 71 percent / K2CO3 / N,N-dimethyl-acetamide / Heating
2: 3-chloroperoxybenzoic acid / CHCl3 / Ambient temperature
3: conc. HCl / methanol / 1 h / Ambient temperature
4: 85 percent / K2CO3 / N,N-dimethyl-acetamide / Heating
5: 3-chloroperoxybenzoic acid / CHCl3 / Ambient temperature
6: conc. HCl / methanol / 1 h / Ambient temperature
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