964 



which are formed in toe lediiction with ahiniiniinii iimalgani, it 

 follows that these two pheiioineiia proceed indeed in a coiiipletelv 

 parallel manner. 



Pinacone. 



approxFmate Time of action | Undecomposed 

 concentration. '" minutes, pinacone in mgr. 



1) pinacone from benzophenone 



2) pinacone from 2.chlorubci!zophtn 



3) pinacone from S.chlorobenzophen 



II 



4) pinacone from 4.clilorobcnzophen 



5) pinacone from 4.bromobeiizoplien 



6) pinacone from 44'chlorobenzophen 



7) pinacone fr. 4 metho.xybenzophen 



8) pinacone from 4 metliylbenzoplien 



9) pinacone fr. 44' dimethylbeuzoph. 



10) pinacone fr.2'Cl 4 methylbenzoph. 



1 1 ; pinacone fr.4'C14 methylbenzoph. 



