Syntheses and properties of 2-D and 3-D Pb-Ag heterometallic iodides decorated with ethylene polyamines at the Pb(ii) center.
Shen, Yali; Lu, Jialin; Tang, Chunying; Fang, Wang; Jia, Dingxian; Zhang, Yong; Dalton transactions (Cambridge, England : 2003) 43 (2014) 9116–9125; doi:10.1039/c4dt00358f

data_7031218
_publ_section_title
;
 Syntheses and properties of 2-D and 3-D Pb-Ag heterometallic iodides
 decorated with ethylene polyamines at the Pb(ii) center.
;
_journal_issue                   24
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              9116
_journal_page_last               9125
_journal_paper_doi               10.1039/c4dt00358f
_journal_volume                  43
_journal_year                    2014
_chemical_formula_moiety         'C26 H78 Ag8 I16 N18 O6 Pb6'
_chemical_formula_sum            'C26 H78 Ag8 I16 N18 O6 Pb6'
_chemical_formula_weight         4875.56
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           159
_symmetry_cell_setting           trigonal
_symmetry_Int_Tables_number      159
_symmetry_space_group_name_Hall  'P 3 -2c'
_symmetry_space_group_name_H-M   'P 3 1 c'
_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                120.00
_cell_formula_units_Z            2
_cell_length_a                   12.4185(11)
_cell_length_b                   12.4185(11)
_cell_length_c                   32.218(3)
_cell_measurement_reflns_used    15799
_cell_measurement_temperature    223(2)
_cell_measurement_theta_max      25.35
_cell_measurement_theta_min      3.2
_cell_volume                     4303.0(7)
_computing_cell_refinement       CrystalClear
_computing_data_collection       CrystalClear
_computing_data_reduction        CrystalStructure
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      223(2)
_diffrn_detector_area_resol_mean 14.63
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Rigaku Saturn'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0686
_diffrn_reflns_av_sigmaI/netI    0.0976
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -39
_diffrn_reflns_number            23084
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         3.16
_exptl_absorpt_coefficient_mu    19.245
_exptl_absorpt_correction_T_max  0.2550
_exptl_absorpt_correction_T_min  0.0583
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private communication'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    3.763
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       chip
_exptl_crystal_F_000             4248
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.10
_refine_diff_density_max         1.257
_refine_diff_density_min         -1.166
_refine_diff_density_rms         0.230
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.044(6)
_refine_ls_extinction_coef       0.00031(2)
_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   1.023
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     243
_refine_ls_number_reflns         4462
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.023
_refine_ls_R_factor_all          0.0396
_refine_ls_R_factor_gt           0.0358
_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^)+(0.0190P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0609
_refine_ls_wR_factor_ref         0.0621
_reflns_number_gt                4189
_reflns_number_total             4462
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4dt00358f2.cif
_cod_data_source_block           shelxl
_cod_database_code               7031218