Trisubstituted benzoic acid intermediates
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United States of America Patent
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Feb 6, 1990
Grant Date -
N/A
app pub date -
Mar 7, 1985
filing date -
Mar 7, 1985
priority date (Note) -
Expired
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Abstract
Novel trisubstituted benzoic acid intermediates which are useful in the preparation of certain herbicidal 2-(2,3,4-trisubstituted benzoyl)-1,3-cyclohexanediones. The intermediate benzoic acids of this invention have the following structural formula ##STR1## wherein R.sup.6 is chlorine, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 alkylthio or hydroxy; n is the integer 0 or 2; and R.sup.7 is C.sub.1 -C.sub.4 alkyl.
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