Lead halide inorganic‒organic hybrids incorporating diammonium cations
Lemmerer, Andreas; Billing, David G.; CrystEngComm 14 (2012) 1954–; doi:10.1039/c2ce06498g

data_7207482
_publ_section_title
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 Lead halide inorganic--organic hybrids incorporating diammonium cations
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_journal_issue                   6
_journal_name_full               CrystEngComm
_journal_page_first              1954
_journal_paper_doi               10.1039/c2ce06498g
_journal_volume                  14
_journal_year                    2012
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C13 H16 N2, 2(I3 Pb)'
_chemical_formula_sum            'C13 H16 I6 N2 Pb2'
_chemical_formula_weight         1376.06
_chemical_name_systematic
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(4,4-methylenedianilinium)hexaiododiplumbate(II)
;
_space_group_IT_number           43
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'F 2 -2d'
_symmetry_space_group_name_H-M   'F d d 2'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.3
_audit_creation_date             2005-04-14T11:26:11-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   25.333(8)
_cell_length_b                   42.923(14)
_cell_length_c                   4.5149(15)
_cell_measurement_reflns_used    1017
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      28.202
_cell_measurement_theta_min      2.4875
_cell_volume                     4909(3)
_computing_cell_refinement       'Bruker SAINT+ (Bruker, 1999)'
_computing_data_collection       'Bruker SMART-NT (Bruker, 1998)'
_computing_data_reduction        'Bruker SAINT+ (Bruker, 1999)'
_computing_molecular_graphics
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Ortep-3 for Windows (Farrugia, 1997) and DIAMOND (Brandenburg, 1999)
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_computing_publication_material
;
WinGX publication routines (Farrugia, 1999) and PLATON (Spek, 2002)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 1
_diffrn_measured_fraction_theta_max 1
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0492
_diffrn_reflns_av_unetI/netI     0.0351
_diffrn_reflns_limit_h_max       32
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       56
_diffrn_reflns_limit_k_min       -56
_diffrn_reflns_limit_l_max       5
_diffrn_reflns_limit_l_min       -5
_diffrn_reflns_number            11693
_diffrn_reflns_theta_full        27.99
_diffrn_reflns_theta_max         27.99
_diffrn_reflns_theta_min         1.87
_exptl_absorpt_coefficient_mu    21.246
_exptl_absorpt_correction_T_max  0.6543
_exptl_absorpt_correction_T_min  0.0444
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details   'Bruker XPREP (Bruker, 1999)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    3.724
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             4720
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.025
_refine_diff_density_max         1.261
_refine_diff_density_min         -1.674
_refine_diff_density_rms         0.262
_refine_ls_abs_structure_details
'Flack H D (1983), Acta Cryst. A39, 876-881; 1283 Friedel pairs'
_refine_ls_abs_structure_Flack   0.008(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.033
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     93
_refine_ls_number_reflns         2938
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.032
_refine_ls_R_factor_all          0.0315
_refine_ls_R_factor_gt           0.0277
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0369P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0625
_refine_ls_wR_factor_ref         0.0633
_reflns_number_gt                2706
_reflns_number_total             2938
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2ce06498g.txt
_cod_data_source_block           9
_cod_depositor_comments
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The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
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_cod_original_sg_symbol_H-M      Fdd2
_cod_database_code               7207482