以4-溴茚酮为原料,经过还原反应、脱水反应制备得到7-溴-1H-茚,并考察了反应溶剂和催化剂对收率的影响。改进后的工艺总收率为87.4%,操作简单,适合工业化生产。
7-Bromo-lH-indene was prepared from 4-bromo-1-indanone via reduction and dehydration reaction. The influence factors on the yield of the target-product were investigated. This improved process can simplify the scale manipulation. The total yield for the synthesiswas up to 87.4%.