申请人:Kravets Edward
公开号:US20090247407A1
公开(公告)日:2009-10-01
A herbicidal compound and composition comprising at least one compound of formula I wherein R is independently selected from hydrogen, and the group (CH
2
)
m
OR
4
; m, q, t and v are independently zero or one; R
1
, R
2
, R
3
and R
4
are independently selected from the group consisting of hydrogen, lower alkyl (preferably C
1
to C
4
alkyl) and lower acyl (preferably C
2
to C
4
acyl) and the group of formula II wherein the compound of formula I comprises at least one group R
1
, R
2
, R
3
and R
4
which is of formula II wherein A is N or CH; X is selected from the group consisting of chloro, amino, methyl and methoxy; X
1
is selected from the group consisting of hydrogen, chloro and methyl; X
2
is hydrogen or chloro; R
1
is selected from hydrogen and methyl; Y is oxygen or a bond; and n is from 0 to 3.