申请人:Eberle Martin
公开号:US20050234125A1
公开(公告)日:2005-10-20
The invention relates to α-sulfonylamino-acetonitrile derivatives of the general formula (I) including the optical isomers thereof and mixtures of such isomers, wherein Ar
1
, and Ar
2
independently of each other stand for an optionally substituted aryl or heteroaryl group, R
1
, and R
2
stand independently of each other for hydrogen, optionally substituted C
1
,-C
5
alkyl, optionally substituted C
2
-C
5
alkenyl, C
2
-C
5
alkynyl or optionally substituted C
3
-C
6
cycloalkyl; R
3
designates hydrogen, C
3
-C
5
alkenyl, C
3
-C
5
alkynyl or optionally substituted C
1
,-C
5
alkyl; R
4
is optionally substituted C
1
,-C
5
alkyl, optionally substituted C
2
-C
5
alkenyl, C
2
-C
5
alkynyl or optionally substituted C
3
-C
6
cycloalkyl; R
5
and R
6
are independently of each other hydrogen or optionally substituted C
1
-C
5
alkyl, optionally substituted C
2
-C
5
alkenyl, C
2
-C
5
alkynyl or optionally substituted C
3
-C
6
cycloalkyl; R
7
, and R
8
are independently of each other hydrogen or optionally substituted C
1
,-C
5
alkyl, optionally substituted C
2
-C
5
alkenyl, C
2
-C
5
alkynyl or optionally substituted C
3
-C
6
cycloalkyl; W designates a bridge selected from —O— —S(O)m- or —NR
3
—; X designates a direct bond or a bridge selected from —O—, —S(O)m- or —NR
3
—; a and b independently of each other stand for a number 1, 2 or 3; and c and m independently of each other stand for a number zero, 1 or 2. These compounds possess useful plant protecting properties and may advantageously be employed in agricultural practice for controlling or preventing the infestation of plants by phytopathogenic microorganisms, especially fungi.
本发明涉及一般式(I)的α-磺酰基氨基乙腈衍生物,包括其光学异构体和混合物,其中Ar1和Ar2分别代表可选取代的芳基或杂环芳基基团,R1和R2分别独立地代表氢、可选取代的C1-C5烷基、可选取代的C2-C5烯基、C2-C5炔基或可选取代的C3-C6环烷基;R3代表氢、C3-C5烯基、C3-C5炔基或可选取代的C1-C5烷基;R4是可选取代的C1-C5烷基、可选取代的C2-C5烯基、C2-C5炔基或可选取代的C3-C6环烷基;R5和R6独立地代表氢或可选取代的C1-C5烷基、可选取代的C2-C5烯基、C2-C5炔基或可选取代的C3-C6环烷基;R7和R8独立地代表氢或可选取代的C1-C5烷基、可选取代的C2-C5烯基、C2-C5炔基或可选取代的C3-C6环烷基;W代表从-O-,-S(O)m-或-NR3-中选择的桥;X代表直接键或从-O-,-S(O)m-或-NR3-中选择的桥;a和b独立地代表数字1、2或3;c和m独立地代表数字0、1或2。这些化合物具有有用的植物保护性能,可以在农业实践中优势地用于控制或预防植物受植物病原微生物,特别是真菌的侵袭。