33% HBr in HOAc 如何得到? < >今实验操作制备 联苯 二溴苄时,发现要用到33% HBr in HOAc,请问这个33%的氢 溴酸 的 醋酸 溶液如何得到。</P> < >原文如下:Biphenyl (20.02 g) and 15.5 g of paraformaldehyde were placed in a 500 mL round-bottom flask, and 45.24 mL of 48% HBr, 25.88 mL of 85% H,PO,, and 51.72 mL of 33% HBr in HOAc were then added. The mixture was heated to 80 <SUP>o</SUP>C for 1 h under N<SUB>2</SUB>.</P>查看更多3个回答 . 2人已关注