Crystallography Open Database

Information card for entry 2202529

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Structure parameters

Chemical name	4b,4c,9a,9c-Tetrachloro-4b,4c,9b,9c-tetrahydroindeno[1',2':3,4] cyclobuta[1,2-a]indene-5,10-dione
Formula	C18 H8 Cl4 O2
Calculated formula	C18 H8 Cl4 O2
SMILES	O=C1c2ccccc2[C@]2([C@]1(Cl)[C@@]1([C@@]2(Cl)C(=O)c2c1cccc2)Cl)Cl.O=C1c2ccccc2[C@@]2([C@@]1(Cl)[C@]1([C@]2(Cl)C(=O)c2c1cccc2)Cl)Cl
Title of publication	4b,4c,9b,9c-Tetrahydro-4b,4c,9b,9c-tetrachlorocyclobuta[1,2-<i>a</i>:3,4-<i>a</i>']diindene-5,10-dione
Authors of publication	Shu-Sheng Zhang; Min Zhang; Jian-Hua Xu; Xue-Mei Li; Hoong-Kun Fun
Journal of publication	Acta Crystallographica Section E
Year of publication	2003
Journal volume	59
Journal issue	12
Pages of publication	o1930 - o1931
a	15.8948 ± 0.001 Å
b	8.7186 ± 0.0005 Å
c	13.5633 ± 0.0009 Å
α	90°
β	120.563 ± 0.001°
γ	90°
Cell volume	1618.47 ± 0.18 Å³
Cell temperature	293 ± 2 K
Ambient diffraction temperature	293 ± 2 K
Number of distinct elements	4
Space group number	15
Hermann-Mauguin space group symbol	C 1 2/c 1
Hall space group symbol	-C 2yc
Residual factor for all reflections	0.0325
Residual factor for significantly intense reflections	0.0291
Weighted residual factors for significantly intense reflections	0.0814
Weighted residual factors for all reflections included in the refinement	0.0845
Goodness-of-fit parameter for all reflections included in the refinement	1.054
Diffraction radiation wavelength	0.71073 Å
Diffraction radiation type	MoKα
Has coordinates	Yes
Has disorder	No
Has F_obs	Yes

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