Four 2-aryl-8,8-dimethyl-6,7,8,9-tetrahydropyrazolo[2,3-<i>a</i>]quinazolin-6-ones: isolated molecules, hydrogen-bonded dimers, and π-stacked chains of hydrogen-bonded dimers
Authors of publication
Cruz, Silvia; Quiroga, Jairo; de la Torre, José M.; Cobo, Justo; Low, John N.; Glidewell, Christopher
Journal of publication
Acta Crystallographica Section C
Year of publication
2006
Journal volume
62
Journal issue
6
Pages of publication
o364 - o368
a
7.6778 ± 0.0002 Å
b
8.1298 ± 0.0003 Å
c
16.6417 ± 0.0005 Å
α
89.08 ± 0.002°
β
85.123 ± 0.002°
γ
72.49 ± 0.002°
Cell volume
986.99 ± 0.05 Å3
Cell temperature
298 ± 2 K
Ambient diffraction temperature
298 ± 2 K
Number of distinct elements
5
Space group number
2
Hermann-Mauguin space group symbol
P -1
Hall space group symbol
-P 1
Residual factor for all reflections
0.0928
Residual factor for significantly intense reflections
0.0486
Weighted residual factors for significantly intense reflections
0.1132
Weighted residual factors for all reflections included in the refinement
0.1339
Goodness-of-fit parameter for all reflections included in the refinement