266 | 
We hope to collect further information by subsequent series of 
experiments (which have already been commenced) in which 
in the first place attention will be paid to the basicity of the amines. 
The last communication of Tasstnty (Bull. Soc. Chim. January 
1920) led us to the publication of these first results. 
Lab. for Organic Chemistry of the 
Technical High School. 
Delft, February 1920. 
