Catalyst-Free and Highly Selective N,N-Diallylation of Anilines in Aqueous Phase

Table 2

Effect of the amount of allyl bromide on the reaction^a.

Entry	1a/allyl bromide (mmol)	2a (%)^b	3a (%)^b
1	1 : 2	27	26
2	1 : 2.4	50	30
3	1 : 3	86	Trace
4	1 : 3.6	86	Trace

^aReaction conditions: aniline (0.5 mmol), K₂CO₃ (2 mmol), C₂H₅OH (2 mL), H₂O (1 mL), 70°C, 2 hours.
^bIsolated yield.