Global Patent Index - EP 0946522 A1

EP 0946522 A1 19991006 - METHOD FOR PRODUCING 1-PHENYL-URACIL DERIVATIVES

Title (en)

METHOD FOR PRODUCING 1-PHENYL-URACIL DERIVATIVES

Title (de)

VERFAHREN ZUR HERSTELLUNG VON 1-PHENYL-URACIL-DERIVATEN

Title (fr)

PROCEDE POUR LA PREPARATION DE DERIVES DE 1-PHENYL-URACYLE

Publication

EP 0946522 A1 19991006 (DE)

Application

EP 97954360 A 19971205

Priority

  • DE 19652433 A 19961217
  • EP 9706821 W 19971205

Abstract (en)

[origin: WO9827067A1] The invention relates to a novel method for producing 1-phenyl-uracil derivatives of formula (I), wherein R<1>, R<2>, R<3>, R<4>, R<5> and R<6> have the meanings cited in the description, and substituted phenyloxazine-dione of formula (II) is reacted with amino compounds of formula (III): H2N-R<6> or with acid adducts of amino compounds of formula (III), optionally in the presence of an acid acceptor and optionally in the presence of a diluent.

IPC 1-7

C07D 239/54; C07D 265/06; C07C 265/06; C07C 255/60

IPC 8 full level

C07C 253/30 (2006.01); C07C 255/60 (2006.01); C07D 239/54 (2006.01); C07D 265/06 (2006.01)

CPC (source: EP)

C07C 255/60 (2013.01); C07D 239/54 (2013.01); C07D 265/06 (2013.01)

Citation (search report)

See references of WO 9827067A1

Designated contracting state (EPC)

BE CH DE DK FR GB IT LI NL

DOCDB simple family (publication)

WO 9827067 A1 19980625; AU 5854598 A 19980715; BR 9714407 A 20000418; DE 19652433 A1 19980618; EP 0946522 A1 19991006; IL 130205 A0 20000601; JP 2001506247 A 20010515

DOCDB simple family (application)

EP 9706821 W 19971205; AU 5854598 A 19971205; BR 9714407 A 19971205; DE 19652433 A 19961217; EP 97954360 A 19971205; IL 13020597 A 19971205; JP 52725598 A 19971205