Chemistry: fertilizers – Processes and products – Forms or conditioning
Patent
1988-12-21
1991-03-26
Waddell, Frederick E.
Chemistry: fertilizers
Processes and products
Forms or conditioning
71103, 71105, 71118, 564162, 564163, 564166, 564167, 564168, 564182, 558391, 558413, 558414, A01N 2532, C07C13100
Patent
active
050026054
ABSTRACT:
Compounds having the formula ##STR1## wherein R is C.sub.1 -C.sub.6 lower alkoxy; C.sub.1 -C.sub.6 lower alkylthio; 3- to 6-membered heterocycle or substituted heterocycle; phenyl or substituted phenyl; R.sub.1 is hydrogen or C.sub.1 -C.sub.3 lower alkyl; R.sub.2 is selected from the group consisting of hydrogen, C.sub.1 -C.sub.3 lower alkyl, C.sub.3 -C.sub.6 cycloalkyl, C.sub.1 -C.sub.3 lower alkylalkoxy or combinations thereof; R.sub.3 and R.sub.4 are independently selected from the group consisting of hydrogen; C.sub.1 -C.sub.6 lower alkyl; C.sub.2 -C.sub.6 lower alkenyl; C.sub.2 -C.sub.6 lower alkynyl; 3- to 6-membered heterocyle or substituted heterocycle; alkyl heterocycle or substituted alkyl heterocycle; phenyl or substituted phenyl; and where R.sub.3 l or R.sub.4 is a basic heterocyle, herbicidally acceptable organic or inorganic salts thereof are herbicidally active.
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Baker Don R.
Walker Francis H.
Bradley Michael J.
ICI Americas Inc.
Northington-Davis Zinna
Waddell Frederick E.
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