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: 6187812
Abstract: Phenylacetic acid derivatives of the formula I
where the substituents and the index have the following meanings:
X is oxygen or sulfur;
R is hydrogen or alkyl;
R1 is hydrogen or alkyl;
R2 is cyano, nitro, trifluoromethyl, halogen, alkyl or alkoxy;
m is 0, 1 or 2, it being possible for the R2 radicals to be different if m is 2;
R3 is hydrogen, cyano, nitro, hydroxyl, amino, halogen, alkyl, haloalkyl, alkoxy, haloalkoxy, alkylthio, alkylamino or dialkylamino;
R4 is hydrogen, cyano, nitro, hydroxyl, amino, halogen,
unsubstituted or substituted alkyl, alkoxy, alkylthio, alkylamino, dialkylamino, alkenyl, alkenyloxy, alkenylthio, alkenylamino, N-alkenyl-N-alkylamino, alkynyl, alkynyloxy, alkynylthio, alkynylamino, N-alkynyl-N-alkylamino;
unsubstituted or substituted cycloalkyl, cycloalkoxy, cycloalkylthio, cycloalkylamino, N-cycloalkyl-N-alkylamino, cycloalkenyl, cycloalkenyloxy, cycloalkenylthio, cycloalkenylamino, N-cycloalkenyl-N-alkylamino, heterocyclyl, heterocyclyloxy, heterocycly
Type:
Grant
Filed:
February 3, 2000
Date of Patent:
February 13, 2001
Assignee:
BASF Aktiengesellschaft
Inventors:
Herbert Bayer, Hubert Sauter, Ruth Müller, Wassilios Grammenos, Albrecht Harreus, Reinhard Kirstgen, Franz Röhl, Eberhard Ammermann, Gisela Lorenz