Condensed heterocyclic compounds, a process for preparing the sa

Details Condensed heterocyclic compounds, a process for preparing the sa Condensed heterocyclic compounds, a process for preparing the sa

1988-10-12

1990-06-26

Sutto, Anton H.

Chemistry: fertilizers

Processes and products

Forms or conditioning

71 92, 546138, 546183, 540593, A01N 4340, C07D22314, C07D22102

Patent

active

049361210

ABSTRACT:
A compound of the formula (I) ##STR1## where A is an alkylene or alkenylene group, R.sub.1 is an aryl group which may be substituted, R.sub.2 is a hydrogen atom, a lower alkyl group, a lower alkenyl group, a lower alkynyl group, a halogenated lower alkyl group, a cycloalkyl group, a lower alkoxyalkyl group, a lower alkylthioalkyl group, a phenyl group which may be substituted or an aralkyl group which may be substituted, R.sub.3 is a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkenyl group, a lower alkynyl group or a halogenated lower alkyl group, or R.sub.2 and R.sub.3 may be combined to form a group of --(CH.sub.2).sub.n --(n is 3 or 4), or salt thereof, which is useful as a herbicide.

REFERENCES:
Kato et al, Yakugaku Zasshi 87(8) 961-966, 1967 Chem. Abs. vol. 68, 1968, Abs. 49422g.

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