Synthesis and X-Ray Crystal Structure of Two Acridinedione Derivatives

Table 4

Hydrogen bond data.

D–H⋯A	D–H (Å)	H–A (Å)	D–A (Å)	D–H⋯A (°)
Compound 1
C7A–H7A2⋯O1B	0.97	2.485	3.444	170
C2A–H2A1⋯O25B^i	0.97	2.579	3.503	159
N12A–H12A⋯O8A^ii	0.86	2.113	2.882	149
C5A–H5A2⋯O25A^iii	0.97	2.655	3.597	163
N12B–H12B⋯O8B^iv	0.86	2.092	2.892	154
C7B–H7B2⋯O1A^v	0.97	2.561	3.523	171
Compound 2
N12–H12⋯O1^vi	0.86	1.885	2.733(3)	169

Symmetry code:
ⁱ𝑥−1, −𝑦+1/2+2, +𝑧+1/2  ⁱⁱ−𝑥, +𝑦+1/2, +𝑧  ⁱⁱⁱ𝑥, −𝑦+1/2+2, +𝑧−1/2  ^iv−𝑥+1, +𝑦−1/2, +𝑧  ^v𝑥+1, +𝑦, +𝑧  ^vi𝑥−1/2, −𝑦+1/2, +𝑧.