申请人:Dipharma Francis S.r.l.
公开号:EP1878735A1
公开(公告)日:2008-01-16
A process for the preparation of a 4,4-dimethyl-2-phenyl-oxazoline boronic derivative (VII) by metallation of 4,4-dimethyl-2-phenyl-oxazoline with a Grignard reagent and its use in the preparation of 2-carboxybenzene-boronic acid, or a salt thereof, and recovery of the latter.
一种制备4,4-二甲基-2-苯基-噁唑硼酸衍生物(VII)的方法,包括使用Grignard试剂对4,4-二甲基-2-苯基-噁唑进行金属化反应,并将其用于制备2-羧基苯硼酸或其盐,并回收后者的过程。