2-(5,6-Dibromo-7-methyl-3<i>H</i>-imidazo[4,5-<i>b</i>]pyridin-2-yl)phenol
Wang, Haixia; Acta Crystallographica Section E 66 (2010) o3132–; doi:10.1107/S1600536810045277

data_2228262
_publ_section_title
;
 2-(5,6-Dibromo-7-methyl-3<i>H</i>-imidazo[4,5-<i>b</i>]pyridin-2-yl)phenol
;
_journal_coeditor_code           CV2784
_journal_issue                   12
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o3132
_journal_paper_doi               10.1107/S1600536810045277
_journal_volume                  66
_journal_year                    2010
_chemical_formula_iupac          'C13 H9 Br2 N3 O'
_chemical_formula_moiety         'C13 H9 Br2 N3 O'
_chemical_formula_sum            'C13 H9 Br2 N3 O'
_chemical_formula_weight         383.05
_chemical_name_systematic
;
2-(5,6-Dibromo-7-methyl-3<i>H</i>-imidazo[4,5-<i>b</i>]pyridin-2-yl)phenol
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   13.181(5)
_cell_length_b                   8.494(3)
_cell_length_c                   22.692(8)
_cell_measurement_reflns_used    1452
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      24.631
_cell_measurement_theta_min      2.871
_cell_volume                     2540.6(16)
_computing_cell_refinement       'SAINT-Plus (Bruker, 2001)'
_computing_data_collection       'APEX2 (Bruker, 2004)'
_computing_data_reduction        'SAINT-Plus (Bruker, 2001)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008<i>b</i>)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008<i>b</i>)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008<i>b</i>)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008<i>b</i>)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEXII CCD area-detector'
_diffrn_measurement_method       '\f and \w'
_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  0.0411
_diffrn_reflns_av_sigmaI/netI    0.0311
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            11656
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.79
_exptl_absorpt_coefficient_mu    6.376
_exptl_absorpt_correction_T_max  0.3099
_exptl_absorpt_correction_T_min  0.2426
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 2008<i>a</i>)'
_exptl_crystal_colour            orange--yellow
_exptl_crystal_density_diffrn    2.003
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1488
_exptl_crystal_size_max          0.31
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.24
_refine_diff_density_max         0.631
_refine_diff_density_min         -0.880
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.082
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     173
_refine_ls_number_reflns         2234
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.082
_refine_ls_R_factor_all          0.0624
_refine_ls_R_factor_gt           0.0428
_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^)+(0.0692P)^2^+6.5580P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1242
_refine_ls_wR_factor_ref         0.1383
_reflns_number_gt                1706
_reflns_number_total             2234
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            cv2784.cif
_cod_data_source_block           I
_cod_original_cell_volume        2540.5(16)
_cod_database_code               2228262
_cod_database_fobs_code          2228262