Crystal structures of four co-crystals of (<i>E</i>)-1,2-di(pyridin-4-yl)ethene with 4-alkoxybenzoic acids: 4-methoxybenzoic acid–(<i>E</i>)-1,2-di(pyridin-4-yl)ethene (2/1), 4-ethoxybenzoic acid–(<i>E</i>)-1,2-di(pyridin-4-yl)ethene (2/1), 4-<i>n</i>-propoxybenzoic acid–(<i>E</i>)-1,2-di(pyridin-4-yl)ethene (2/1) and 4-<i>n</i>-butoxybenzoic acid–(<i>E</i>)-1,2-di(pyridin-4-yl)ethene (2/1)
Authors of publication
Tabuchi, Yohei; Gotoh, Kazuma; Ishida, Hiroyuki
Journal of publication
Acta Crystallographica Section E
Year of publication
2016
Journal volume
72
Journal issue
11
Pages of publication
1666 - 1671
a
11.1192 ± 0.0018 Å
b
10.8289 ± 0.0013 Å
c
23.02 ± 0.003 Å
α
90°
β
93.517 ± 0.008°
γ
90°
Cell volume
2766.6 ± 0.7 Å3
Cell temperature
93 ± 1 K
Ambient diffraction temperature
93 ± 2 K
Number of distinct elements
4
Space group number
7
Hermann-Mauguin space group symbol
P 1 c 1
Hall space group symbol
P -2yc
Residual factor for all reflections
0.033
Residual factor for significantly intense reflections
0.0321
Weighted residual factors for significantly intense reflections
0.0791
Weighted residual factors for all reflections included in the refinement
0.0795
Goodness-of-fit parameter for all reflections included in the refinement
