. 2019 Apr 12;75(Pt 5):624–631. doi: 10.1107/S2056989019004742

Table 6. Geometric data (Å, °) for halo-substituted 1,2-bis(phenyl)ethane structures.

Ring 1	Ring 2	Symmetry	CH₂—CH₂	dihedral angle C₆/C₆	Reference
2-BrC₆H₄	2-BrC₆H₄		1.540 (7)	0	Kahr et al. (1995 ▸)
C₆F₅	C₆F₅		1.542 (3)	0	Krafczyk et al. (1997 ▸)
C₆Br₅	C₆Br₅		1.495 (13)	0	Köppen et al. (2007 ▸)
4-Br,2,6-F₂C₆H₂	4-BrC₆H₄	–	1.522 (10)	1.67 (16)	Galán et al. (2016 ▸)
4-ClC₆H₄ ^a	4-ClC₆H₄		1.530 (2)	0	This work
			1.530 (3)	0
4-BrC₆H₄	4-BrC₆H₄	–	1.516 (3)	59.29 (11)	This work

Notes: (a) Two independent molecules comprise the asymmetric unit.

Table 6. Geometric data (Å, °) for halo-substituted 1,2-bis­(phen­yl)ethane structures.