公开(公告)号：US3917803A

公开(公告)日：1975-11-04

申请号：US37153873

申请日：1973-06-19

Applicant: HOECHST AG

Inventor： JOERCHEL EGON ,  KOHLHAAS RUDOLF

IPC: C01B25/10 ,  C01B20060101

CPC classification number: C01B25/00 ,  C01B25/10

Abstract: The invention relates to a process for the preparation of phosphorus oxybromide from phosphorus tribromide and oxygen in the presence of nitrogen oxides in an organic solvent. The phosphorus oxybromide is separated by crystallization or vacuum distillation.

Abstract translation: 本发明涉及在有机溶剂中在氮氧化物存在下由三溴化磷和氧气制备三溴氧磷的方法。 通过结晶或真空蒸馏分离氧溴化磷。