Domino Reaction of Arylglyoxals with Pyrazol-5-amines: Selective Access to Pyrazolo-Fused 1,7-Naphthyridines, 1,3-Diazocanes, and Pyrroles.
Jiang, Bo; Fan, Wei; Sun, Mu-Yan; Ye, Qin; Wang, Shu-Liang; Tu, Shu-Jiang; Li, Guigen; The Journal of organic chemistry 79 (2014) 5258–5268; doi:10.1021/jo500823z

data_4029474
_publ_section_title
;
 Domino Reaction of Arylglyoxals with Pyrazol-5-amines: Selective Access
 to Pyrazolo-Fused 1,7-Naphthyridines, 1,3-Diazocanes, and Pyrroles.
;
_journal_issue                   11
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              5258
_journal_page_last               5268
_journal_paper_doi               10.1021/jo500823z
_journal_volume                  79
_journal_year                    2014
_chemical_formula_sum            'C29 H26 N6'
_chemical_formula_weight         458.56
_space_group_IT_number           14
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 95.2300(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.5645(9)
_cell_length_b                   15.6682(17)
_cell_length_c                   17.0313(18)
_cell_measurement_temperature    298(2)
_cell_volume                     2541.7(5)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0505
_diffrn_reflns_av_sigmaI/netI    0.0675
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            12495
_diffrn_reflns_theta_full        25.02
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         2.40
_exptl_absorpt_coefficient_mu    0.074
_exptl_absorpt_correction_T_max  0.9776
_exptl_absorpt_correction_T_min  0.9691
_exptl_crystal_density_diffrn    1.198
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             968
_exptl_crystal_size_max          0.43
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.31
_refine_diff_density_max         0.197
_refine_diff_density_min         -0.190
_refine_diff_density_rms         0.042
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.061
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     319
_refine_ls_number_reflns         4480
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.061
_refine_ls_R_factor_all          0.1205
_refine_ls_R_factor_gt           0.0546
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0650P)^2^+1.4131P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1289
_refine_ls_wR_factor_ref         0.1844
_reflns_number_gt                2423
_reflns_number_total             4480
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo500823z_si_004.cif
_cod_data_source_block           120601d
_cod_depositor_comments
'Adding full bibliography for 4029474--4029477.cif.'
_cod_database_code               4029474