Chemistry: fertilizers – Processes and products – Forms or conditioning
Patent
1975-07-28
1977-01-18
Hollrah, Glennon H.
Chemistry: fertilizers
Processes and products
Forms or conditioning
71 86, 71 87, 71 90, A01N 922
Patent
active
040037320
ABSTRACT:
This invention provides for 1,2-dialkyl-3,5-disubstituted and -3,4,5-trisubstituted pyrazolinium salts, a method for the preparation of the said compounds, and a method for controlling undesirable plant species therewith.
REFERENCES:
patent: 3882142 (1975-05-01), Walworth et al.
patent: 3929451 (1975-12-01), Cross et al.
Laboratoire Cetrane, "Antidiabetic 3-Pyrazolines," (1973), CA 80 No. 1209289, (1974).
American Cyanamid Company
Hollrah Glennon H.
Kline Harry H.
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