公开(公告)号：US09464038B2

公开(公告)日：2016-10-11

申请号：US14892114

申请日：2014-05-20

Applicant: BAYER CROPSCIENCE AKTIENGESELLSCHAFT

Inventor： Albert Schnatterer ,  Dieter Heinz ,  Martin Littmann ,  Ulrich Philipp ,  Juergen Ludwig ,  Constantin Frerick ,  Michael Barz

IPC: C07C249/08 ,  C07F9/09

CPC classification number: C07C249/08 ,  C07F9/09 ,  C07C251/48 ,  C07C251/36 ,  C07C251/44

Abstract: Method for preparing certain oximes and oxime O-methyl ethers by reacting poorly water-soluble carbonyl compounds with salts of hydroxylamine or hydroxylamine O-methyl ether or the free base of hydroxylamine in the presence of certain phosphoric esters or salts thereof of the formula (I) wherein R1, R2 and X are defined as specified in the description.