Synthesis and conformational studies of a series of 5,17-bis-aryl-25,26,27,28-tetrapropoxycalix[4]arenes: the influence of π–π interactions on the molecular structure
Authors of publication
Larsen, Mogens; Krebs, Frederik C.; Harrit, Niels; Jørgensen, Mikkel
Journal of publication
Journal of the Chemical Society, Perkin Transactions 2
Year of publication
1999
Journal issue
8
Pages of publication
1749
a
24.645 ± 0.005 Å
b
9.058 ± 0.002 Å
c
19.58 ± 0.004 Å
α
90°
β
112.52 ± 0.03°
γ
90°
Cell volume
4037.6 ± 1.7 Å3
Cell temperature
120 ± 2 K
Ambient diffraction temperature
293 ± 2 K
Number of distinct elements
3
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
0.159
Residual factor for significantly intense reflections
0.073
Weighted residual factors for all reflections
0.208
Weighted residual factors for significantly intense reflections
0.1543
Goodness-of-fit parameter for all reflections
1.061
Goodness-of-fit parameter for significantly intense reflections
