C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 249/12 (2006.01)
Patent
CA 2189593
The invention relates to novel intermediates of formula II useful in the preparation of sulphonylamino- carbonyltriazolinones having substituents bonded via oxygen and to salts thereof and to processes for preparing the intermediates. A compound of formula II is a triazolinone of the general formula (II) Image (II) in which R1 represents amino, C1-C4-alkyl which is optionally substituted by fluorine, cyano, methoxy or ethoxy, or represents allyl, C3-C6-cycloalkyl, benzyl, phenyl, C1-C3- alkylamino, C3-C6-cycloalkylamino or di-(C1-C3-alkyl)-amino, and R2 represents C3-C6-cycloalkyl, or represents phenyl or benzyl which is optionally substituted by fluorine, chlorine and/or methyl.
K"onig Klaus
Kluth Joachim
Lurssen Klaus
Muller Klaus-Helmut
Santel Hans-Joachim
Aktiengesellschaft Bayer
Fetherstonhaugh & Co.
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