ethyl 2-(1,6-dihydroxy-4-methyl-1,3-dihydrobenzo[c][1,2]oxaborol-3-yl)propanoate 、 、
2-溴-5-硝基-1,3,4-噻二唑 、
盐酸 在
乙酸乙酯 、 Brine 、
Sodium sulfate-III 、 ethyl acetate petroleum ether 、
ethyl 2-(1-hydroxy-4-methyl-6-(5-nitro-1,3,4-thiadiazol-2-yloxy)-1,3-dihydrobenzo[c][1,2]oxaborol-3-yl)propanoate 作用下,
以
乙腈 为溶剂,
反应 16.0h,
以This resulted in 0.4 g (22%) of ethyl 2-(1-hydroxy-4-methyl-6-(5-nitro-1,3,4-thiadiazol-2-yloxy)-1,3-dihydrobenzo[c][1,2]oxaborol-3-yl)propanoate as a brown oil的产率得到ethyl 2-(1-hydroxy-4-methyl-6-(5-nitro-1,3,4-thiadiazol-2-yloxy)-1,3-dihydrobenzo[c][1,2]oxaborol-3-yl)propanoate