88 



REPORTS ON THE STATE OF SCIENQE, 



DIAGRAM I.— Fig. !. 



I. = Change in quarter-period of conversion of acetylchloroarmno-p-chlorobenzene 

 with concentration of the acetic acid medium. 

 II. = Cl 2 +^-chloroacetanilide. 

 III. = Cl 2 + 2 : 4-dichloroacetanilide. 



500 



100 



a 



a 



a 



a> 



a 



a 



o 



J3 

 O 



a 



o 



| 



> 

 o 

 o 

 U 



12 

 o 



0) 



a, 



3 



400 



300 



200 



& 100 



50 55 60 65 70 75 80 65 90 95 100 

 Medium, expressed as percentage of acetic acid by volume 



a 



a> 



a 



-a 



a 



o 



