Pinacol coupling reaction induced by low valent titanium has higher chemoselectivity and stereoselectivity,and has increasing attracted organic chemists in recent years.

• 由低价钛络合物诱发的片呐醇偶联反应,具有良好的化学选择性和立体选择性,近几年来又引起有机化学家们的极大兴趣与重视。