<i>N</i>,<i>N</i>'-Dibenzyl-4,7-phenanthrolinium dibromide methanol solvate
Marilyn M. Olmstead; Jeff T. Suri; Bakthan Singaram; Acta Crystallographica Section E 60 (2004) o275–o277; doi:10.1107/S1600536804001370

data_2203205
_publ_section_title
;
 <i>N</i>,<i>N</i>'-Dibenzyl-4,7-phenanthrolinium dibromide methanol
 solvate
;
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o275
_journal_page_last               o277
_journal_paper_doi               10.1107/S1600536804001370
_journal_volume                  60
_journal_year                    2004
_chemical_formula_moiety         'C26 H22 N2 2+, 2Br 1- C H4 O'
_chemical_formula_sum            'C27 H26 Br2 N2 O'
_chemical_formula_weight         554.32
_chemical_name_common            '[PV2+]2[Br-]^.^MeOH''
_chemical_name_systematic
;
N,N'-Dibenzyl-4,7-phenanthrolinium dibromide methanol solvate
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 98.625(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   21.134(4)
_cell_length_b                   7.6390(15)
_cell_length_c                   14.384(3)
_cell_measurement_reflns_used    778
_cell_measurement_temperature    90(2)
_cell_measurement_theta_max      30
_cell_measurement_theta_min      5.7
_cell_volume                     2295.9(8)
_computing_cell_refinement       SMART
_computing_data_collection       'SMART (Bruker, 2002)'
_computing_data_reduction        'SAINT (Bruker, 2002)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 1994)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      90(2)
_diffrn_detector_area_resol_mean 8.3
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker SMART 1000'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'normal-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0405
_diffrn_reflns_av_sigmaI/netI    0.0347
_diffrn_reflns_limit_h_max       29
_diffrn_reflns_limit_h_min       -29
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            29338
_diffrn_reflns_theta_full        30.03
_diffrn_reflns_theta_max         30.03
_diffrn_reflns_theta_min         1.95
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.554
_exptl_absorpt_correction_T_max  0.815
_exptl_absorpt_correction_T_min  0.280
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 2001)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.604
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1120
_exptl_crystal_size_max          0.43
_exptl_crystal_size_mid          0.31
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.987
_refine_diff_density_min         -0.358
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.053
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     293
_refine_ls_number_reflns         6700
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.053
_refine_ls_R_factor_all          0.0334
_refine_ls_R_factor_gt           0.0272
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0363P)^2^+0.9274P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0685
_refine_ls_wR_factor_ref         0.0709
_reflns_number_gt                5903
_reflns_number_total             6700
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            na6279.cif
_cod_data_source_block           I
_cod_original_cell_volume        2296.0(8)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2203205
_cod_database_fobs_code          2203205