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organic compounds
The title compound, C16H10Cl2, presents a C=C bridge bond length of 1.312 (3) Å and C-Cl distances of 1.741 (2) and 1.744 (2) Å. The dihedral angles between the aromatic rings and the plane formed by the ethene and the bridgehead carbon atoms are 121.79 (8) and 120.76 (6)°, and the two phenyl ring planes form a dihedral angle of 117.42 (7)°.