2-Amino-4-(1-naphthyl)-5-oxo-5,6,7,8-tetrahydro-4<i>H</i>-chromene-3-carbonitrile and 2-amino-7,7-dimethyl-4-(1-naphthyl)-5-oxo-5,6,7,8-tetrahydro-4<i>H</i>-chromene-3-carbonitrile
Authors of publication
Vladimir N. Nesterov; David J. Wiedenfeld; Svitlana V. Nesterova; Mark A. Minton
Journal of publication
Acta Crystallographica Section C
Year of publication
2004
Journal volume
60
Journal issue
5
Pages of publication
o334 - o337
a
7.456 ± 0.003 Å
b
14.854 ± 0.007 Å
c
16.133 ± 0.009 Å
α
90°
β
96.16 ± 0.02°
γ
90°
Cell volume
1776.4 ± 1.5 Å3
Cell temperature
298 ± 2 K
Ambient diffraction temperature
298 ± 2 K
Number of distinct elements
4
Space group number
14
Hermann-Mauguin space group symbol
P 1 21/n 1
Hall space group symbol
-P 2yn
Residual factor for all reflections
0.0703
Residual factor for significantly intense reflections
0.0481
Weighted residual factors for significantly intense reflections
0.1175
Weighted residual factors for all reflections included in the refinement
0.1318
Goodness-of-fit parameter for all reflections included in the refinement