Lam, Y.Ma, N.L.Liang, E.CHEMISTRY2014-06-232014-06-232001-04Lam, Y., Ma, N.L., Liang, E. (2001-04). Conformation preferences of 1,1′bis(1-amino-4,4-dicyclopropyl-2,3-diaza-1,3-butadienyl). Bulletin of the Chemical Society of Japan 74 (4) : 699-700. ScholarBank@NUS Repository. https://doi.org/10.1246/bcsj.74.69900092673https://scholarbank.nus.edu.sg/handle/10635/75804The reaction of dicyclopropyl ketone with hydrazine sulfate and sodium cyanide afforded 1,1′-bis(1-amino-4,4-dicyclopropyl-2,3-diaza-1,3-butadienyl). The compound exists in the trans conformation in the solid-state and has a trans population of 91.2% in solution. Experimental data are compared with values estimated by ab initio calculations.Article000168886600011