Chiral spirobiindane skeleton compound and preparation method thereof is disclosed in the present invention. The spirobiindane skeleton compound of the present invention having the structure formula of I or I′; the preparation method for synthesizing the spirobiindane skeleton compound of the present invention comprising the following steps: in the presence of solvent and catalysts, the structure formula compound III reacted through intramolecular Friedel-Crafts reaction to obtain the compound of formula I; the catalyst is a Browsteric acidor Lewis acid. The preparation method of chiral fused spirobiindane skeleton compound of the present invention does not need to adopt chiral starting materials or chiral resolving agents, does not require chiral resolving steps, is simple in method, is simple in post-treatment, and is economic and environment friendly. High product yield, high product optical purity and chemical purity. The catalyst for the asymmetric reaction is obtained from the chiral spirobiindane skeleton ligand of the present invention, under the catalytic reagent of transition metal, the catalyzed hydrogenation reaction can arrive at a remarkable catalytic effect with a product yield of >99%, and a product ee value of up to >99%.
本发明公开了手性螺
茚满骨架化合物及其制备方法。本发明的螺
茚二烷骨架化合物,其结构式为I或I′;合成本发明的螺
茚二烷骨架化合物的制备方法包括以下步骤:在溶剂和
催化剂存在下,结构式化合物III通过分子内Friedel-Crafts反
应得到式I化合物;
催化剂为Browsteric酸或Lewis酸。本发明手性融合
螺双茚满骨架化合物的制备方法不需要采用手性起始原料或手性解析剂,不需要手性解析步骤,方法简单,后处理简单,经济环保。产品收率高,产品光学纯度和
化学纯度高。不对称反应的
催化剂由本发明的手性螺
茚二烷骨架
配体获得,在过渡
金属的催化试剂作用下,催化加
氢反应可达到显著的催化效果,产物收率>99%,产物ee值高达>99%。