Bepaalde 2-(2-gesubstitueerde benzoyl)-1,3-cyclohexaandionen.

摘要

Compounds having the structural formula wherein R and R<1> are hydrogen, C1-C4 alkyl, ROC(O)-, where R is C1-C4 alkyl; R<2> is chlorine, bromine, iodine or C1-C4 alkoxy; and R<3>, R<4> and R<5> independently are hydrogen or an aliphatic group.