反应条件
1: 1.) 36percent hydrochloric acid, sodium nitrite; 2.) SO2, CuCl2 / 1.) water, -5 deg C, 120 min; 2.) water, glacial acetic acid, r.t., 10 min 2: 1.) 20percent K2CO3, water, ethanol; 2.) 30percent hydrochloric acid / 1.) 50 deg C, 30 min; 2.) water, 0 deg C 3: 1.) iron powder, 30percent hydrochloric acid; 2.) Bechamp-suspension / 1.) water, reflux, 30 min; 2.) reflux, 120 min 4: 82.1 percent / hydrogen, Na2CO3 / 10percent Pd/C / H2O / 16 h View Scheme
参考文献
Helvetica Chimica Acta, , vol. 66, # 1 p. 68 - 75
