公开(公告)号：US3621012A

公开(公告)日：1971-11-16

申请号：US3621012D

申请日：1969-08-18

Applicant: UNION CARBIDE CORP

Inventor： STARCHER PAUL S ,  TRECKER DAVID ,  MCKEON JAMES E

IPC: C07D205/08 ,  C07D207/40 ,  C07D207/404 ,  C07D209/48 ,  C07D211/88 ,  C07D41/06

CPC classification number: C07D207/404 ,  C07D205/08 ,  C07D209/48 ,  C07D211/88

Abstract: Cyclic imides are produced by contacting lactams with a hydroperoxide in the presence of a metal salt catalyst. The starting material lactam must have an unsubstituted methylene position adjacent to the ring nitrogen in order for imidization to occur.