Dihydrotetrazolo (1,5-a) quinazoline derivatives

Details Dihydrotetrazolo (1,5-a) quinazoline derivatives Dihydrotetrazolo (1,5-a) quinazoline derivatives

C - Chemistry, Metallurgy

07

D

260/242.01, 167/

C07D 487/04 (2006.01) A01N 25/00 (2006.01)

Patent

CA 1072091

ABSTRACT OF THE DISCLOSURE Dihydrotetrazolo [1,5-a] quinazolin-5-ones,-thiones and -imines substituted at the N-atom occupying th2 4-position with H or optionally-substituted NH2, alkyl, alkyenyl, alkynyl, cycloalkyl, aralkyl, aryl, alkoxy, arylthio or alkylthio; and at one or more of the 6, 7, 8 and 9 positions with OH, halogen, NO2, CN or optionally-substituted amino, alkyl, alkoxy, alkylthio, alkylsuphonyl, acyl or aroyl, or with carboxy- or sulphonic-acid, -ester, or -amide; ana salts thereof; are pesticidal, especially fungicidal, particularly against Piricularia oryzae.

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