138031-45-5Relevant academic research and scientific papers
Herbicidal indazole and benzimidazole compounds
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, (2008/06/13)
A herbicidal compound of formula (I): STR1 or N-oxide or quaternised derivative thereof; Ar is an optionally substituted aryl or heterocyclic ring system; W is O or NR1 where R1 is H or lower alkyl; A, B, D are independently selected from N, NR2, N--E, CR6, C--E or C(R6)E; wherein E is: STR2 provided 2 of A, B and D are N, NR2 or N--E; one of A, B and D is CR6, C--E or C(R6) E and at least one of A, B or D carries a group E; where R2 is H, OR7, CN, COOR8, alkyl or haloalkyl; R3 and R4 are independently selected from H, optionally substituted alkyl, alkenyl or alkynyl, halogen, NR9 R10, or R3 and R4 together with the carbon to which they are attached form an optically substituted alkenyl or cycloalkyl group; X is (CH2)n, CH=CH, CH(OR16)CH2 or COCH2 where n is O, 1 or 2; R5 is CO2 R11, CN, COR11, CH(OH)R11, CH(OR11)R12, CSNH2, COSR11, CSOR11, CONHSO2 R11, CONR13 R14, CONHNR13 R14 R15 Y-, CO2,- M+ or COON=CR13 R14 ; R6 is H, halogen, OR7, CN, COOR8, alkyl or haloalkyl; and R7, R8, R9, R10, R11, R12, R13, R14, R15 and R16 are specified organic groups.
