Synthesis, Crystal Structure, and Biological Activity of cis/trans Amide Rotomers of (Z)-N′-(2-Oxoindolin-3-ylidene)formohydrazide

Table 3

Hydrogen-bond geometry (Å, °) of compound 2.

–H	–H	H
N1AA–H1NAO2BB	0.87 (2)	2.1980	2.981 (2)
N1AA–H1NAN2BB	0.87 (2)	2.6140	3.368 (2)
N1AB–H1NAO2BA	0.891 (19)	2.2010	3.034 (19)
N1AB–H1NAN2BA	0.891 (19)	2.5800	3.392 (2)
N1BA–H1NAO2BD	0.960 (5)	2.3200	3.014 (2)