申请人:Muller Urs
公开号:US20070155748A1
公开(公告)日:2007-07-05
The invention relates to N-sulfonyl-α-amino-acetic acid 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
aklynyl 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—, —SO—, —SO
2
— or is an —NH— or —N(C
1
-C
5
alkyl)-bridge; X designates a direct bond or a bridge selected from —O—, —S—, —SO—, —SO
2
— or is an —NH or —N(C
1
C
5
alkyl)-bridge; Y designates —OR
9
or NR
10
R
11
; a and b independently of each other stand for a number 1, 2 or 3; and c stands for a number zero, 1 or 2; with R
9
,R
10
and R
11
being defined according to the claims. 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N-磺酰基-α-氨基酸衍生物,包括其光学异构体和混合物,其中Ar1和Ar2分别独立地代表可选取代的芳基或杂环芳基,R1和R2独立地代表氢、可选取代的C1-C5烷基、可选取代的C2-C5烯基、C-2C5炔基或可选取代的C3C6环烷基;R3代表氢、C-3C5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C-2C5烯基、C-2C5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、C-2C5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—、—SO—、—SO2—中选择的桥或是—NH—或—N(C1-C5烷基)-桥;X代表直接键或从—O—、—S—、—SO—、—SO2—中选择的桥或是—NH或—N(C1C5烷基)-桥;Y代表—OR9或NR10R11;a和b独立地代表数字1、2或3;c代表数字0、1或2;其中R9、R10和R11根据权利要求所定义。这些化合物具有有用的植物保护性能,可以优势地在农业实践中用于控制或预防植物被植物病原微生物,特别是真菌的侵染。