82 M. C. Lea on reactions of Ethylamine and Diethylamine. 
Diethylamine obtained by 
of its picrate in ether. 
that process was purified by solution 
imen of platinum salt analyzed 
45 
pec 
gave, Pt 35°45 per cent, theory requires 85°45. 
Reactions of Diethylamine. 
The reactions of diethylamine with metallic solutions have 
not hitherto been examined. The following were observed: 
Cerium, protochlorid, 
“ 
Zirconium, chlorid of zirconia, 
? 
Gold, terchlorid 
Ruthenium, sesquichlorid, 
Palladium, protochlorid, 
Platinum, protochlorid, 
“~~ bichlorid, 
Molybdenum, protochlorid 
™ bichlorid, 
? 
Copper, sulphate, 
Silver, nitrate, 
Zinc, sulphate, 
Cadmium, sulphate, 
Nickel, sulphate, 
Cobalt, protochlorid, 
Aluminium, alum, 
Chromium, chrome alum, 
Lead 
nitrate of protoperoxyd, 
of the precipit 
light brown precipitate, insoluble in excess 
the precipi 
white precip., insoluble in excess. . 
rownish red precipitate, easily soluble in 
excess of precipitant. ‘ 
no precipitate. The color of the solution 
presents the same characteristics as in 
the case of ethylamine. : 
no precipitate from a somewhat dilute 
solution, but the deep red liquid is in- 
stantly decolorized. 
no precipitate from a moderately concen- 
tra 
dirty white precipitate, insoluble in excess 
th itan 
nus’ Green Base exists, it must be very 
soluble. 
No precipitate unless both solutions are 
very concentrated. ws 
red brown, insoluble in excess of precipi 
red brown, insoluble in excess of precipi- 
tant. : 
Blue precipitate, very sparingly soluble in 
a seated 
Brown, easily soluble in excess of the pre 
cipi Se 
White, insoluble in excess of the precip 
tant. 
Same reactio 
nD. rae 
Pale green, insol. in excess of the precip- 
1 ie Sa: 
Blue, insoluble in excess of the prea: 
i 
_* 
ae) 
Ht 
