Patent number: 6342633
Abstract: Compounds of the formula I
in which
Y is hydrogen, C1-C4alkyl, C1-C4alkoxy, OH, CN, NO2, Si(CH3)3, CF3 or halogen,
Z is a group a)
R1 is hydrogen, C1-C4alkyl, C2-C4alkenyl, C2-C4alkynyl, C3-C6cycloalkyl, phenyl which is unsubstituted or at most trisubstituted by halogen, C1-C4alkyl, C1-C4alkoxy, C1-C4alkylthio, or benzyl which is unsubstituted or at most trisubstituted in the aromatic ring in the same manner, or is cyclopropylmethyl, C1-C4haloalkyl, C2-C5alkoxyalkyl, cyanomethyl, CO—R6, OH, NH2, C1-C4alkylamine or C1-C4alkoxycarbonyl-C1-C2alkyl;
X is oxygen, sulfur or NR5;
R2 is hydrogen, C1-C4alkyl, C2-C4alkenyl, C2-C4alkynyl, C3-C6cycloalkyl, C(O)R6, OH or C1-C4alkoxy, NH2 or C1-C4alkylamine;
R5 is hydrogen, C1-C4alkyl, C2-C4alkenyl or C2-C4alkynyl;
R6 is hydrogen, C114 C4alkyl, C1-C4haloalkyl, C1-C4alkoxy, C3-C6cycloalkyl, C1-C4alkoxycarbonyl or phenyl which is unsubstituted or at most trisubstituted; and in which R3 and R4 independently of one another are hy
Type:
Grant
Filed:
September 27, 2000
Date of Patent:
January 29, 2002
Assignee:
Bayer Aktiengesellschaft
Inventor:
René Zurflüh
Patent number: 6211240
Abstract: Compounds of the formula I
in which
Y is hydrogen, C1-C4alkyl, C1-C4alkoxy, OH, CN, NO2, Si(CH3)3, CF3 or halogen,
Z is a group a)
R1 is hydrogen, C1-C4alkyl, C2-C4alkenyl, C2-C4-alkynyl, C3-C6cycloalkyl, phenyl which is unsubstituted or at most trisubstituted by halogen, C1-C4alkyl, C1-C4alkoxy, C1-C4alkylthio, or benzyl which is unsubstituted or at most trisubstituted in the aromatic ring in the same manner; or is cyclopropylmethyl, C1-C4haloalkyl, C2-C5alkoxyalkyl, cyanomethyl, CO—R6, OH, NH2, C1-C4alkylamine or C1-C4alkoxycarbonyl-C1-C2alkyl;
X is oxygen, sulfur or NR5;
R2 is hydrogen, C1-C4alkyl, C2-C4alkenyl, C2-C4alkynyl, C3-C6cycloalkyl, C(O)R6, OH or C1-C4alkoxy, NH2 or C1-C4alkylamine;
R5 is hydrogen, C1-C4alkyl, C2-C4alkenyl or C2-C4alkynyl;
R6 is hydrogen, C114 C4alkyl, C1-C4haloalkyl, C1-C4alkoxy, C3-C6cycloalkyl, C1-C4alkoxycarbonyl or phenyl which is unsubstituted or at most trisubstituted; and in which R3 and R4 independently of one another are h
Type:
Grant
Filed:
October 29, 1996
Date of Patent:
April 3, 2001
Assignee:
Novartis Corporation
Inventor:
René Zurflüh