DIHYDROPYRAN DERIVATIVES AND CROP PROTECTION AGENTS CONTAINING THEM

    公开(公告)号:AU2456692A

    公开(公告)日:1993-03-25

    申请号:AU2456692

    申请日:1992-09-18

    Applicant: BASF AG

    Abstract: Dihydropyrans of the formula in which U denotes =CH-OR , =CH-SR , =CH2, =CH-R , =CH-halogen or =N-OR and A denotes a single bond or -CHR -, -(CHR -CHR )n-, -(CR =CR )m-CR =CR , -C IDENTICAL C-, -O-CHR -, -S-CHR -, -NR -, -C(=O)-O-CHR - or -R C=N-O-CHR -, B denotes H, optionally substituted alkyl, optionally substituted alkenyl, optionally substituted alkynyl, optionally substituted cycloalkyl, optionally substituted aryl, optionally substituted hetaryl, optionally substituted heterocyclyl or optionally substituted cycloalkenyl, R denotes H, O-R or optionally substituted O-aryl, R denotes R or optionally substituted aryl, R denotes R or optionally substituted aryl and if R and R = H, R additionally denotes -CH-(R )-OR , -CO2R , -CO-NR R or -CH(R )-CH(R )-B and R denotes O-R , NR R or R , n denotes 1, 2 or 3 and m denotes 0 or 1, where R , R , R , R , R , R and R denote optionally substituted alkyl, optionally substituted alkenyl, optionally substituted alkynyl or optionally substituted cycloalkyl, R , R , R , R , R , R , R and R denote hydrogen or have the same meaning as R , R and R denote hydrogen or optionally substituted alkyl, R denotes hydrogen, cyano, optionally substituted alkyl or optionally substituted cycloalkyl, R and R denote hydrogen, optionally substituted alkyl, optionally substituted alkynyl or optionally substituted cycloalkyl, and plant protection agents containing these compounds.o

Patent Agency Ranking