Inorganic‒organic hybrid materials incorporating primary cyclic ammonium cations: The lead bromide and chloride series
Billing, David G.; Lemmerer, Andreas; CrystEngComm 11 (2009) 1549–; doi:10.1039/b819455f

data_7200634
_publ_section_title
;
 Inorganic--organic hybrid materials incorporating primary cyclic
 ammonium cations: The lead bromide and chloride series
;
_journal_issue                   8
_journal_name_full               CrystEngComm
_journal_page_first              1549
_journal_paper_doi               10.1039/b819455f
_journal_volume                  11
_journal_year                    2009
_chemical_formula_moiety         '3(C7 H16 N), Br5 Pb, H2 O'
_chemical_formula_sum            'C21 H50 Br5 N3 O Pb'
_chemical_formula_weight         967.38
_chemical_name_common            tris(cycloheptylammonium)pentabromoplumbate(ii)
_chemical_name_systematic
;
tris(cycloheptylammonium)pentabromoplumbate(II)
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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             2006-02-04T09:45:40-00:00
_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                   8.0888(4)
_cell_length_b                   27.1707(15)
_cell_length_c                   28.9932(16)
_cell_measurement_reflns_used    919
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      24.925
_cell_measurement_theta_min      2.7195
_cell_volume                     6372.1(6)
_computing_data_reduction        'Bruker SAINT+ (Bruker, 1999)'
_computing_molecular_graphics
;
Ortep-3 for Windows (Farrugia, 1997) and DIAMOND (Brandenburg, 1999)
;
_computing_publication_material
;
WinGX publication routines (Farrugia, 1999) and PLATON (Spek, 2002)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_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  0.0906
_diffrn_reflns_av_unetI/netI     0.078
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       32
_diffrn_reflns_limit_k_min       -28
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -35
_diffrn_reflns_number            28684
_diffrn_reflns_theta_full        25.5
_diffrn_reflns_theta_max         25.5
_diffrn_reflns_theta_min         1.4
_exptl_absorpt_coefficient_mu    11.584
_exptl_absorpt_correction_T_max  0.4218
_exptl_absorpt_correction_T_min  0.1572
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details   'Bruker XPREP (Bruker, 1999)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.017
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'long rectangle'
_exptl_crystal_F_000             3696
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.05
_refine_diff_density_max         2.543
_refine_diff_density_min         -5.316
_refine_diff_density_rms         0.416
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.332
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     280
_refine_ls_number_reflns         5927
_refine_ls_number_restraints     222
_refine_ls_restrained_S_all      1.311
_refine_ls_R_factor_all          0.1636
_refine_ls_R_factor_gt           0.1401
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0000P)^2^+865.2066P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2619
_refine_ls_wR_factor_ref         0.27
_reflns_number_gt                4811
_reflns_number_total             5927
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b819455f.txt
_cod_data_source_block           5
_cod_depositor_comments
;
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_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      Pbca
_cod_database_code               7200634