Herbicidal 5-amino-4-cyano-1-phenylpyrazoles

Details Herbicidal 5-amino-4-cyano-1-phenylpyrazoles Herbicidal 5-amino-4-cyano-1-phenylpyrazoles

1983-07-13

1986-12-16

Schwartz, Richard A.

Chemistry: fertilizers

Processes and products

Forms or conditioning

71 90, 71 93, 544 2, 544 5, 544 8, 544 55, 544 60, 544 65, 544 66, 544 67, 544 72, 544 82, 544 96, 544114, 544121, 544122, 544129, 544133, 544134, 544137, 544138, 544139, 544140, 544180, 544182, 544238, 544295, 544296, 544333, 544357, 544364, 544367, 544369, 544370, 544371, 546187, 546209, 546210, 546211, 546279, 548122, 548123, 548124, 548125, 548127, 548128, 548131, 548134, 548136, 548143, 548146, 548214, 548215, 548240, 548255, 548262, 548336, 548374, 548377, 548362, 540362, A01N 4356, C07D23138

Patent

active

046294953

ABSTRACT:
Herbicidal compounds of the formula: ##STR1## wherein A represents R.sup.1 R.sup.2 N-- (wherein R.sup.1 represents C.sub.1-8 alkyl or C.sub.2-8 alkenyl or alkynyl unsubstituted or substituted by CN, OH, C.sub.1-6 alkoxy, carboxy, C.sub.2-9 alkoxycarbonyl, aminocarbonyl optionally substituted by C.sub.1-8 alkyl or C.sub.2-8 alkenyl, C.sub.1-8 alkoxyaminocarbonyl, C.sub.1-8 alkanesulphonamidocarbonyl, --C(.dbd.O)Het, where Het represents a nitrogen-containing heterocyclic group, or one or more halogen atoms or R.sup.1 represents C.sub.3-6 cycloalkyl optionally substituted by C.sub.1-4 alkyl and R.sup.2 represents H or R.sup.1, or R.sup.1 represents C.sub.1-4 alkylthio and R.sup.2 represents H, or A represents R.sup.p (R.sup.q)--C.dbd.N-- (wherein R.sup.p represents C.sub.1-4 alkoxy or amino substituted by one or two C.sub.1-4 alkyl groups and R.sup.q represents H or C.sub.1-4 alkyl) or A represents 2-oxo-azetidin-1-yl, 2-oxo-pyrrolidin-1-yl or 2-oxo-piperidin-1-yl optionally substituted by C.sub.1-6 alkyl or A represents open-chain alkenylcarbonylamino and B represents phenyl substituted in the 2- position by F, Cl, Br, NO.sub.2, Me or Et and in the 4- position by F, Cl, Br, C.sub.1-4 (optionally substituted by halogen) or C.sub.2-4 alkenyl and alkynyl and optionally substituted in the 3-, 5- and 6- positions by F, Cl, Br, NO.sub.2, Me or Et, or B represents 2,3-dichlorophenyl, and salts thereof.

REFERENCES:
patent: 4346097 (1982-08-01), Schweiss
patent: 4496390 (1985-01-01), Hatton et al.
Simay et al., Acta. Chim. Acad. Sci. Hung., 105, pp. 127-139 (1980).
Higashino et al., Chem. Pharm. Bull., 24, 3120-3134 (1976).

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