Certain 1-phenyl-3-alkyl-1,3-propanediones

Details Certain 1-phenyl-3-alkyl-1,3-propanediones Certain 1-phenyl-3-alkyl-1,3-propanediones

1986-06-09

1988-05-03

Hollrah, Glennon H.

Chemistry: fertilizers

Processes and products

Forms or conditioning

568306, A01N 3500

Patent

active

047417692

ABSTRACT:
Compounds of the formula ##STR1## wherein R is halogen; C.sub.1 -C.sub.2 alkyl; C.sub.1 -C.sub.2 alkoxy; nitro; cyano; C.sub.1 -C.sub.2 haloalkyl; or R.sup.a SO.sub.n -- wherein n is 0 or 2 and R.sup.a is C.sub.1 -C.sub.2 alkyl; R.sup.1 is C.sub.1 -C.sub.4 alkyl; R.sup.2 is C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy; R.sup.3 and R.sup.4 independently are (1) hydrogen; (2) halogen; (3) C.sub.1 -C.sub.4 alkyl; (4) C.sub.1 -C.sub.4 alkoxy; (5) trifluoromethoxy; (6) cyano; (7) nitro; (8) C.sub.1 -C.sub.4 haloalkyl; (9) R.sup.b SO.sub.n -- wherein n is the intger 0, 1 or 2; and R.sup.b is (a) C.sub.1 -C.sub.4 alkyl; (b) C.sub.1 -C.sub.4 alkyl substituted with halogen or cyano; (c) phenyl; or (d) benzyl; (10) --NR.sup.c R.sup.d wherein R.sup.c and R.sup.d independently are hydrogen or C.sub.1 -C.sub.4 alkyl; (11) R.sup.e C(O)-- wherein R.sup.e is C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy; or (12) --SO.sub.2 NR.sup.c R.sup.d wherein R.sup.c and R.sup.d are as defined; and (13) --N(R.sup.c)C(O)R.sup.d wherein R.sup.e and R.sup.d are as defined and their salts are useful as herbicides.

REFERENCES:
Gal., M. et al, "The Ring Closure and Rearrangement etc." Tetrahedron 38(19) pp. 2933-2938 (1982).
Bayne, D. et al, "Synthesis of 2-Acyl-3-Hydroxyquinolines, etc." J. Chem Soc pp. 782-783 (1975).

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