Transition metal complex directed lead bromides with tunable structures and visible light driven photocatalytic properties.
Lei, Xiao-Wu; Yue, Cheng-Yang; Wei, Jun-Chao; Li, Rui-Qing; Li, Yan; Mi, Fu-Qi; Dalton transactions (Cambridge, England : 2003) 45 (2016) 19389–19398; doi:10.1039/c6dt03601e

data_7041158
_publ_section_title
;
 Transition metal complex directed lead bromides with tunable structures
 and visible light driven photocatalytic properties.
;
_journal_issue                   48
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              19389
_journal_page_last               19398
_journal_paper_doi               10.1039/c6dt03601e
_journal_volume                  45
_journal_year                    2016
_chemical_formula_moiety         C20N4H16CoPbBr4
_chemical_formula_sum            'C20 H16 Br4 Co N4 Pb'
_chemical_formula_weight         898.13
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           60
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2n 2ab'
_symmetry_space_group_name_H-M   'P b c n'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2016-09-15 deposited with the CCDC.
2016-11-10 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   18.4526(13)
_cell_length_b                   7.4791(5)
_cell_length_c                   35.431(3)
_cell_measurement_reflns_used    6968
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      24.69
_cell_measurement_theta_min      2.38
_cell_volume                     4889.8(6)
_computing_cell_refinement       'APEX2 Software Suite (Bruker,2005)'
_computing_data_collection       'APEX2 Software Suite (Bruker,2005)'
_computing_data_reduction        'APEX2 Software Suite (Bruker,2005)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker SMART CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0661
_diffrn_reflns_av_sigmaI/netI    0.0374
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       45
_diffrn_reflns_limit_l_min       -45
_diffrn_reflns_number            53654
_diffrn_reflns_theta_full        27.63
_diffrn_reflns_theta_max         27.63
_diffrn_reflns_theta_min         1.59
_exptl_absorpt_coefficient_mu    14.107
_exptl_absorpt_correction_T_max  0.3982
_exptl_absorpt_correction_T_min  0.3328
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS; Bruker, 2000'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    2.440
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             3304
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.09
_exptl_crystal_size_min          0.08
_refine_diff_density_max         1.140
_refine_diff_density_min         -0.718
_refine_diff_density_rms         0.130
_refine_ls_extinction_coef       0.000264(17)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.049
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     272
_refine_ls_number_reflns         5650
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.049
_refine_ls_R_factor_all          0.0795
_refine_ls_R_factor_gt           0.0404
_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^)+(0.0225P)^2^+22.5682P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0708
_refine_ls_wR_factor_ref         0.0810
_reflns_number_gt                3636
_reflns_number_total             5650
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6dt03601e2.cif
_cod_data_source_block           C20N4H16CoPbBr4
_cod_depositor_comments
'Adding full bibliography for 7041156--7041161.cif.'
_cod_original_sg_symbol_H-M      Pbcn
_cod_database_code               7041158