Table 1.

Other known dialcarbs and their dissociation temperature [8].

R1	R2	mp range (°C)	Dissociation temperature (°C)	bp amine (°C)
Me	Me	30-45	60-61	7.4
Me	Et	-	62	34-35
Et	Et	17-33	62-63	55
Me	n-Pr	-	70-71	62
-(CH2)4-	-	55-80	105	87-88
-(CH2)5-	-	48-63	-	106
Me	H	99-133	-	-6.5