Activating Pyrimidines by Pre-distortion for the General Synthesis of 7-Aza-indazoles from 2-Hydrazonylpyrimidines via Intramolecular Diels-Alder Reactions.
Authors of publication
Le Fouler, Vincent; Chen, Yu; Gandon, Vincent; Bizet, Vincent; Salomé, Christophe; Fessard, Thomas; Liu, Fang; Houk, K. N.; Blanchard, Nicolas
Journal of publication
Journal of the American Chemical Society
Year of publication
2019
Journal volume
141
Journal issue
40
Pages of publication
15901 - 15909
a
8.0215 ± 0.0003 Å
b
10.3318 ± 0.0004 Å
c
12.9525 ± 0.0005 Å
α
73.191 ± 0.001°
β
89.769 ± 0.001°
γ
75.301 ± 0.001°
Cell volume
991.17 ± 0.07 Å3
Cell temperature
173 ± 2 K
Ambient diffraction temperature
173 ± 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
0.1409
Residual factor for significantly intense reflections
0.0962
Weighted residual factors for significantly intense reflections
0.1272
Weighted residual factors for all reflections included in the refinement
0.145
Goodness-of-fit parameter for all reflections included in the refinement