Tetrahydrophthalimides and herbicidal composition

Details Tetrahydrophthalimides and herbicidal composition Tetrahydrophthalimides and herbicidal composition

C - Chemistry, Metallurgy

07

D

260/306.2, 260/3

C07D 209/48 (2006.01) A01N 39/00 (2006.01) A01N 43/08 (2006.01) A01N 43/28 (2006.01) A01N 43/30 (2006.01) A01N 43/32 (2006.01) A01N 43/38 (2006.01) A01N 47/06 (2006.01) A01N 47/24 (2006.01) C07D 403/12 (2006.01)

Patent

CA 1163634

ABSTRACT OF THE DISCLOSURE The invention provides A'-tetrahydrophthalimides which are represented by the general formula Image (I) wherein X represents hydrogen or a halogen atom; Y repre- sents hydrogen or a halogen atom; R1 represents a hydrogen atom or an alkyl group; R2 represents a hydrogen atom or an alkyl or phenyl group or R1 and R2 are connected to form Image R3 represents a hydrogen atom or an alkyl group; w repre- sents -O- or -CH2-; n represents an integer of 1 or 2; A represents -?-, Image or Image ; w1 and w2 repre- sents -O- or -S-; R4 and R5 can be the same or different and respectively represent an alkyl group or R and R5 can be connected to form an alkylene group; R6 represents a hydrogen atom, an alkyl, alkenyl, alkynyl, acyl, alkoxy- carbonyl,or carbamoyl group .substituted by alkyl or phenyl groups. The compounds have excellent her- bicidal activity and are useful as selective herbicides.

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