Chemistry: fertilizers – Processes and products – Forms or conditioning
Patent
1982-05-10
1984-02-21
Siegel, Alan
Chemistry: fertilizers
Processes and products
Forms or conditioning
542414, 549 63, 549 65, 549 68, 549 75, 549 76, A01N 4302, C09B 2316
Patent
active
044327862
ABSTRACT:
Compounds of the formula: ##STR1## wherein R.sup.1 is H or alkyl; R.sup.2 and R.sup.3 are independently H, alkyl, aryl or substituted aryl; R.sup.4 is H or alkoxycarbonyl; R.sup.5 is H, acyl or a cation; and Z is thienyl or substituted thienyl.
The compounds exhibit grass herbicide activity and are prepared via the reaction of the appropriately substituted cyclohexane-1,3-dione with the appropriate thienylmethoxyamine derivative and optionally acylating this product at the 3-hydroxy position or converting it to the cation salt.
REFERENCES:
patent: 3989737 (1976-11-01), Sawaki et al.
patent: 4116974 (1978-09-01), Farge et al.
patent: 4188203 (1980-02-01), Farge et al.
Chevron Research Company
De Jonghe T. G.
Newell D. A.
Siegel Alan
Squires L. S.
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