Vitamin D derivatives, notably non-steroidal vitamin D derivatives, are prepared from novel disubstituted phenylboronic acid compounds having the formula (I):
and also from the novel intermediates having the formulae (1), (2), (3) and (10):
维生素D衍
生物,尤其是非类
固醇维生素D衍
生物,是由具有以下公式(I)的新型二取代苯
硼酸化合物制备的,也可以通过具有以下公式(1)、(2)、(3)和(10)的新型中间体制备: