公开(公告)号：US20180111911A1

公开(公告)日：2018-04-26

申请号：US15737551

申请日：2016-06-17

Applicant: BASF SE

Inventor： Klaus FISCHER ,  Benjamin NEHLS ,  Jürgen DESCHLER ,  walter DOBLER ,  Arnulf LAUTERBACH ,  Sabine SCHLAUTMANN

IPC: C07D307/33 ,  C07B41/06 ,  C07B55/00 ,  C07B63/04

CPC classification number: C07D307/33 ,  C07B41/06 ,  C07B55/00 ,  C07B63/04

Abstract: The present invention relates to a novel process for the preparation of pantolactone by reaction of hydroxypivalaldehyde cyanohydrin in a phase separation process.