1,2-Dialkyl-3,4,5-trisubstituted pyrazolium salts as herbicidal

Details 1,2-Dialkyl-3,4,5-trisubstituted pyrazolium salts as herbicidal 1,2-Dialkyl-3,4,5-trisubstituted pyrazolium salts as herbicidal

1976-02-11

1977-11-15

Hollrah, Glennon H.

Chemistry: fertilizers

Processes and products

Forms or conditioning

71 86, A01N 922

Patent

active

040583910

ABSTRACT:
There are provided 1,2-dialkyl-3,4,5-trisubstituted pyrazolium salts which are useful as herbicidal agents as well as a method for the preparation of the said pyrazolium salts.

REFERENCES:
patent: 3326662 (1967-06-01), Toyosato et al.
patent: 3922161 (1975-11-01), Walworth et al.
patent: 3925408 (1975-12-01), Cross
Nye et al., "Tautomerism of 4-hydroxypyrazoles, etc." (1971), Tetrahedron 28, pp. 455-462 (1972).
Elguero et al., "No. 302 Recherches dans la serie, etc." (1968), Bull. Soc. Chim. Fr., pp. 1687-1698 (1969).
Laboratoire Cetrane, "Antidiabetic 3-pyrazolines." (1973), CA 80, No. 120,928g. (1974).

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