Comparative structural and spectral analyses for mononuclear and dinuclear metal complexes of 2-thiophen and 2-(5-bromothiophen) imidazo[4,5-f][1,10]phenanthroline
Xu, Feng; Peng, Yu-Xin; Hu, Bin; Tao, Tao; Huang, Wei; CrystEngComm 14 (2012) 8023–; doi:10.1039/c2ce26001h

data_7214889
_publ_section_title
;
 Comparative structural and spectral analyses for mononuclear and
 dinuclear metal complexes of 2-thiophen and 2-(5-bromothiophen)
 imidazo[4,5-f][1,10]phenanthroline
;
_journal_issue                   23
_journal_name_full               CrystEngComm
_journal_page_first              8023
_journal_paper_doi               10.1039/c2ce26001h
_journal_volume                  14
_journal_year                    2012
_chemical_formula_moiety         'C17 H9 Br Hg I2 N4 S, C3 H7 N O'
_chemical_formula_sum            'C20 H16 Br Hg I2 N5 O S'
_chemical_formula_weight         908.74
_chemical_name_systematic
;
?
;
_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   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 116.268(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.6661(11)
_cell_length_b                   24.296(3)
_cell_length_c                   14.8623(16)
_cell_measurement_reflns_used    3309
_cell_measurement_temperature    291(2)
_cell_measurement_theta_max      23.014
_cell_measurement_theta_min      2.943
_cell_volume                     2482.3(6)
_computing_cell_refinement       SMART
_computing_data_collection       'SMART (Bruker 2000)'
_computing_data_reduction        'SAINT (Bruker 2000)'
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXTL (BRUKER 2000)'
_computing_structure_solution    'SHELXTL (BRUKER 2000)'
_diffrn_ambient_temperature      291(2)
_diffrn_detector_area_resol_mean 0
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker Smart Apex CCD area detector'
_diffrn_measurement_method       '\f and \w scans'
_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  0.0745
_diffrn_reflns_av_sigmaI/netI    0.0659
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -28
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            12456
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.74
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    10.404
_exptl_absorpt_correction_T_max  0.4227
_exptl_absorpt_correction_T_min  0.3683
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, Bruker(2000)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    2.432
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1664
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.891
_refine_diff_density_min         -0.889
_refine_diff_density_rms         0.129
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.883
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     282
_refine_ls_number_reflns         4351
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.883
_refine_ls_R_factor_all          0.0574
_refine_ls_R_factor_gt           0.0381
_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^)+(0.0355P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0816
_refine_ls_wR_factor_ref         0.0862
_reflns_number_gt                3012
_reflns_number_total             4351
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2ce26001h.txt
_cod_data_source_block           5
_cod_original_cell_volume        2482.3(5)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7214889