O- vs. N-protonation of 1-dimethylaminonaphthalene-8-ketones: formation of a peri N–C bond or a hydrogen bond to the pi-electron density of a carbonyl group
Authors of publication
Mercadal, Nerea; Day, Stephen P.; Jarmyn, Andrew; Pitak, Mateusz B.; Coles, Simon J.; Wilson, Claire; Rees, Gregory J.; Hanna, John V.; Wallis, John D.
Journal of publication
CrystEngComm
Year of publication
2014
Journal volume
16
Journal issue
36
Pages of publication
8363
a
9.0485 ± 0.0004 Å
b
11.967 ± 0.0005 Å
c
14.4409 ± 0.0006 Å
α
90°
β
107.512 ± 0.005°
γ
90°
Cell volume
1491.24 ± 0.12 Å3
Cell temperature
150 ± 2 K
Ambient diffraction temperature
150 ± 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
0.0776
Residual factor for significantly intense reflections
0.0559
Weighted residual factors for significantly intense reflections
0.1052
Weighted residual factors for all reflections included in the refinement
0.1138
Goodness-of-fit parameter for all reflections included in the refinement