C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 251/86 (2006.01) A01N 37/52 (2006.01) A01N 43/00 (2006.01) C07C 251/76 (2006.01) C07C 251/80 (2006.01) C07C 251/84 (2006.01) C07C 255/66 (2006.01) C07C 257/06 (2006.01) C07C 323/48 (2006.01) C07C 331/02 (2006.01) C07C 337/00 (2006.01) C07D 207/327 (2006.01) C07D 213/56 (2006.01) C07D 265/30 (2006.01) C07D 295/13 (2006.01) C07D 295/135 (2006.01) C07D 295/195 (2006.01) C07D 307/52 (2006.01) C07D 333/28 (2006.01) C07D 339/06 (2006.01)
Patent
CA 2121457
ABSTRACT OF THE DISCLOSURE A benzylhydrazone derivative represented by the general formula (I): (I) Image [wherein X is CH~OR5 or N~OR5 (wherein R5 is a C1-6alkyl group), Y is a C1-6alkoxy group, a C1-6alkylthio group, an unsubstituted amino group, or a mono- or di- substituted amino group having as the substituent(s) one or two C1-6alkyl groups, each of Z's is a halogen atom, a C1-6alkyl group or a halo-C1-6alkyl groups, m is zero or an integer of 1 to 4, R1 is a hydrogen atom, a C1-6alkyl group or a halo-C1-6alkyl group, each of R2, R3 and R4 is a specific group] which is very effective against rice blast, cucumber downy mildew, barley powdery mildew, etc. at a low dosage; a process for producing said derivative; and an agricultural and horticultural fungicide containing said derivative as an active ingredient.
Kanno Hideo
Nishida Tateki
Tajima Sohkichi
Fetherstonhaugh & Co.
Nihon Nohyaku Co. Ltd.
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