Fungicidal pyridazines

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...

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544224, 544229, 544238, A01N 5500, A01N 4358, C07D23712, C07D40512

Patent

active

047911107

ABSTRACT:
Plants are protected from the damaging effects of Phycomycetous fungi by a series of pyridazines of formula ##STR1## wherein R.sup.3 is chloro, bromo, methyl, cyano or iodo;

REFERENCES:
patent: 3023208 (1962-02-01), Chambers et al.
patent: 3883530 (1975-05-01), Bublitz
patent: 4143144 (1979-03-01), Tobol et al.
patent: 4263297 (1981-04-01), Rothgery et al.
patent: 4412079 (1983-10-01), Cebalo et al.
Chambers, Chem. Abs. 83, 114324c (1975).
Dow Technical Information Leaflet (undated), Dowco 444 Systemic Fungicide.
Herbicide Handbook of the Weed Science Society of America, 4th Ed., 1979, pp. 193-194.

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