Chemistry: fertilizers – Processes and products – Forms or conditioning
Patent
1973-05-11
1976-05-04
Hollrah, Glennon H.
Chemistry: fertilizers
Processes and products
Forms or conditioning
71 98, 71100, 71109, 71116, 71118, 260453R, 260455R, 260470, 260471A, 260473G, 26050112, 260515M, 260515A, 260515R, 260516, 260518R, 260518A, 260519, 260520C, 260559T, 260559A, 260559B, A01N 924
Patent
active
039544427
ABSTRACT:
Compounds of the formula I ##SPC1##
in which R represents hydrogen, halogen, alkyl having 1 to 4 carbon atoms, alkoxy and alkylthio having 1 to 4 carbon atoms, cyclohexyl, cyclopentyl, and phenyl, R.sup.1 represents hydrogen, halogen, alkyl having 1 to 4 carbon atoms, and alkenyl having 2 to 4 carbon atoms, X and Y each are oxygen or sulfur, R.sup.2 represents hydrogen, alkyl having 1 to 10 carbon atoms, alkoxyalkyl having 2 to 6 carbon atoms, alkyl-amino having 2 to 4 carbon atoms, or phenyl, R.sup.3 represents hydrogen or alkyl having 1 to 4 carbon atoms, R.sup.4 represents hydroxyl, --O-alkyl having 1 to 10 carbon atoms, --S-alkyl having 1 to 6 carbon atoms, --O-- alkenyl having 2 to 4 carbon atoms, --O-cyclohexyl, --O-cyclopentyl, a phenoxy or phenylthio radical optionally substituted once or twice with halogen; --NH.sub.2, --NH-alkyl having 1 to 4 carbon atoms, --N,N-dialkyl or ##EQU1## HAVING 1 TO 4 CARBON ATOMS IN EACH ALKYL GROUP, A --NH-phenyl radical substituted with halogen, --CF.sub.3, --OCF.sub.2 CF.sub.2 H, or --COOCH.sub.3, or --O-benzyl, or --NH-benzyl, or --S-benzyl, or --O-cat. wherein cat. stands for the cation of an inorganic or organic base, are valuable selective herbicides.
REFERENCES:
patent: 2577969 (1951-12-01), Jones
patent: 2759965 (1956-08-01), Begin
patent: 3029277 (1962-04-01), Metivier
Julia et al., "Growth Factors in Plants III, etc.," (1953), CA 48, pp. 5830-5831 (1954).
Mamaev et al., "Synthesis of Some Chlorophenoxy Derivatives," (1953), CA 47, p. 12287 (1953).
Becker Werner
Langeluddeke Peter
Leditschke Heinrich
Nahm Helmut
Schwerdtle Friedhelm
Hoechst Aktiengesellschaft
Hollrah Glennon H.
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