| 摘要 |
<p>TRISUBSTITUTED BENZOIC ACID INTERMEDIATES Novel trisubstituted benzoyl cyamides which are useful in the preparation of certain herbicidal 2-(2,3,4-trisubstituted benzoyl)-1,3-cyclohexanediones. The benzoyl cyamides of this invention have the following structural formula wherein R6 is chlorine, C1-C4 alkoxy or C1-C4 alkylthio: n is the integer 0 or 2; and R7 is C1-C4 alkyl.</p> |
