372 Journal of the Asiatic Society of Bengal. |November, 1912.] 
nce the amine supplied by Kahlbaum is pure and 
consists of one kind only, and he presumably obtained it by 
eliminating the other small fractions from the amine obtained 
by. the hydrolysis. of Cees with 20% pudroch lorie ae 
according to the method of Gabriel and Eschen Per 
(Trans. Chem. Soc., 1889, 55, 697) noticed while raed 
a? 
tained by boiling B-propylamine with caustic potash (Gabriel, 
Hirsch, Ber. 1896, 29, 747) and has a boiling point 66—67°, 
and normal allylamine, CH,=CH. CH,NH;, with contradictory 
statements of boiling point, viz., 53°3° and 58°. But there 
is a pesca “s the existence of a third amine of the formula 
CH, =C(N H,).CH ence, the two normal amines have now 
a-amine is that with the higher boiling point » 58 8°, and 
the vere is that with the lower boiling point "53-3 
Hence, the amines may now be tabulated as ee ue 
Teoaliylasiins, CH,CH =CH.NH, 
o-allylamine, CH, =CH.CH, NH, 
B-allglamine. CH, =C(NH,). ‘CH, 
We are at present engaged in studying the properties 
the diferent treakions with a view further to establish their 
iden 
CuEemicaL LABORATORY, 
Presidency College, Calcutta. 
eg tii ns Bin acti se cds, cee Og A ee CS ee 
