Figure 3
A plot of N—C—C bond angle versus N⋯N separation for (I) (filled circle), ethylammonium dichloride [CSD refcodes EDAMCL04 (Dickman, 2007), EDAMCL06 (Gabro et al., 2009), EDAMCL03 (Kooijman et al., 2006) and EDAMCL05 (Seidel, 2008)] and ethylammonium dinitrate (CSD refcode KOHMID; George et al., 1991) (filled triangles), and substituted ethylenediamine derivatives (open squares and solid diamonds). |