C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/259, 71/7.25
C07D 403/12 (2006.01) A01N 47/36 (2006.01) C07D 491/044 (2006.01)
Patent
CA 1203533
ABSTRACT OF THE DISCLOSURE Pyrrole sulfonamides of the formula Image Image or (Ia) (Ib) where R is H, C1-C4 alkyl, NO2, CN, C(O)CCl3, SO2R11, C(O)R5 or C02H; R2 is H or C1-C4 alkyl; R3 is H, C1-C4 alkyl, Cl or Br; R4 is H, C1-C4 alkyl, cyanoethyl, C5-C6 cycloalkyl, benzyl, phenyl substituted with Cl or NO2, or C(O)R6; R5 is C1-C4 alkyl or C1-C4 alkoxy; R6 is C1-C4 alkyl, C1-C4 alkoxy, or NR7R8; R7 and R8 are independently C1-C2 alkyl; R9 is H, CH3 or OCH3; R11 is C1-C4 alkyl; R10 is Image , Image , Image or Image ; X is CH3 or OCH3; Y is H, CH3, OCH3, OCH2CH3, OCH2CF3, Cl, CH2OCH3, CH2OCH2CH3 or CF3; Y1 is H, CH3, OCH3, Cl or OCH2CH3; and Z is CH, N, CCH3 CCH2CH3, CCH2CH2Cl, CCl, CBr or CF; and their agriculturally suitable salts; provided that (1) when R4 is C(O)R6, t-butyl or phenyl substituted with Cl or NO2, then R1 is H or C1-C4 alkyl and R1, R2 and R3 cannot be s-butyl or isopropyl; (2) R1, R2, R3 and R11 cannot be t-butyl; (3) In Formula Ia,when R1 is NO2, then R1 cannot be in the 5-position; (4) in Formula Ia, when R1 is not in the 5-position, R2 and R3 are other than H, and R1 must be other than H unless both R2 and R3 are H; (5) in Formula Ia, R3 cannot be Cl or Br; (6) in Formula Ib, R1 cannot be C(O)CC13; and (7) in Formula Ib, when R3 is Cl or Br, then R3 is in the 3-position and R1 is in the 5-position and R1 cannot be H or C1-C4 alkyl.
376392
Budzinski John C.
Levitt George
E.i. Du Pont de Nemours And Company
Mccallum Brooks & Co.
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