Four-component bicyclization approaches to skeletally diverse pyrazolo[3,4-b]pyridine derivatives.
Tu, Xing-Jun; Hao, Wen-Juan; Ye, Qin; Wang, Shuang-Shuang; Jiang, Bo; Li, Guigen; Tu, Shu-Jiang; The Journal of organic chemistry 79 (2014) 11110–11118; doi:10.1021/jo502096t

data_4030133
_publ_section_title
;
 Four-component bicyclization approaches to skeletally diverse
 pyrazolo[3,4-b]pyridine derivatives.
;
_journal_issue                   22
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              11110
_journal_page_last               11118
_journal_paper_doi               10.1021/jo502096t
_journal_volume                  79
_journal_year                    2014
_chemical_formula_sum            'C34 H28 N6 O2'
_chemical_formula_weight         552.62
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_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                102.068(2)
_cell_angle_beta                 91.2250(10)
_cell_angle_gamma                91.2720(10)
_cell_formula_units_Z            2
_cell_length_a                   10.1833(8)
_cell_length_b                   11.2946(9)
_cell_length_c                   12.4239(11)
_cell_measurement_temperature    298(2)
_cell_volume                     1396.5(2)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.987
_diffrn_measured_fraction_theta_max 0.987
_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  0.0605
_diffrn_reflns_av_sigmaI/netI    0.1487
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            7177
_diffrn_reflns_theta_full        25.02
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         2.58
_exptl_absorpt_coefficient_mu    0.085
_exptl_absorpt_correction_T_max  0.9849
_exptl_absorpt_correction_T_min  0.9751
_exptl_crystal_density_diffrn    1.314
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             580
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.23
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.165
_refine_diff_density_min         -0.206
_refine_diff_density_rms         0.045
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.037
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     379
_refine_ls_number_reflns         4859
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.1819
_refine_ls_R_factor_gt           0.0637
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0061P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0936
_refine_ls_wR_factor_ref         0.1105
_reflns_number_gt                1750
_reflns_number_total             4859
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo502096t_si_003.cif
_cod_data_source_block           111114a
_cod_depositor_comments
'Adding full bibliography for 4030131--4030133.cif.'
_cod_database_code               4030133