#------------------------------------------------------------------------------
#$Date: 2017-03-05 07:16:50 +0200 (Sun, 05 Mar 2017) $
#$Revision: 193829 $
#$URL: file:///home/coder/svn-repositories/cod/cif/7/04/17/7041764.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_7041764
loop_
_publ_author_name
'Duan, Hai-Bao'
'Yu, Shan-Shan'
'Liu, Shao-Xian'
'Zhang, Hui'
_publ_section_title
;
 An inorganic-organic hybrid crystal with a two-step dielectric response
 and thermochromic luminescence.
;
_journal_issue                   7
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              2220
_journal_page_last               2227
_journal_paper_doi               10.1039/c6dt03691k
_journal_volume                  46
_journal_year                    2017
_chemical_formula_sum            'C7 H11 I3 N2 Pb'
_chemical_formula_weight         711.07
_space_group_crystal_system      orthorhombic
_space_group_IT_number           62
_space_group_name_Hall           '-P 2ac 2n'
_space_group_name_H-M_alt        'P n m a'
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2017-01-15 deposited with the CCDC.
2017-01-19 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   7.8023(9)
_cell_length_b                   10.3378(12)
_cell_length_c                   18.120(2)
_cell_measurement_reflns_used    6350
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      25.7823
_cell_measurement_theta_min      2.4635
_cell_volume                     1461.5(3)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2016/6 (Sheldrick, 2016)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       'φ and ω scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0421
_diffrn_reflns_av_unetI/netI     0.0211
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.993
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            18875
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.993
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.674
_diffrn_reflns_theta_min         2.842
_exptl_absorpt_coefficient_mu    17.849
_exptl_absorpt_correction_T_max  0.168
_exptl_absorpt_correction_T_min  0.160
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS v.2.10 (Bruker,2003)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    3.232
_exptl_crystal_description       needle
_exptl_crystal_F_000             1232
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.1
_refine_diff_density_max         1.176
_refine_diff_density_min         -2.320
_refine_diff_density_rms         0.313
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.104
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     71
_refine_ls_number_reflns         1790
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.104
_refine_ls_R_factor_all          0.0371
_refine_ls_R_factor_gt           0.0330
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[σ²(Fo²)+(0.0491P)²+11.6745P] where P=(Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0879
_refine_ls_wR_factor_ref         0.0903
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1620
_reflns_number_total             1790
_reflns_threshold_expression     'I > 2σ(I)'
_cod_data_source_file            c6dt03691k2.cif
_cod_data_source_block           1-150K
_cod_depositor_comments
'Adding full bibliography for 7041760--7041764.cif.'
_cod_original_cell_volume        1461.6(3)
_cod_database_code               7041764
_shelx_shelxl_version_number     2014/7
_shelx_space_group_comment
;
The symmetry employed for this shelxl refinement is uniquely defined
by the following loop, which should always be used as a source of
symmetry information in preference to the above space-group names.
They are only intended as comments.
;
_structure_special_details
;
 This structure is part of a multi-temperature experiment.
;
loop_
_space_group_symop_operation_xyz
'x, y, z'
'-x+1/2, -y, z+1/2'
'-x, y+1/2, -z'
'x+1/2, -y+1/2, -z+1/2'
'-x, -y, -z'
'x-1/2, y, -z-1/2'
'x, -y-1/2, z'
'-x-1/2, y-1/2, z-1/2'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_adp_type
_atom_site_occupancy
_atom_site_site_symmetry_order
_atom_site_calc_flag
_atom_site_refinement_flags_posn
_atom_site_refinement_flags_adp
_atom_site_refinement_flags_occupancy
C1 C 0.4530(11) 0.2500 0.6543(6) 0.023(2) Uani 1 2 d S T P
C2 C 0.5251(10) 0.1342(8) 0.6277(4) 0.0318(16) Uani 1 1 d . . .
H2 H 0.4821 0.0534 0.6443 0.038 Uiso 1 1 calc R U .
C3 C 0.6558(11) 0.1379(8) 0.5783(4) 0.0366(18) Uani 1 1 d . . .
H3 H 0.7015 0.0589 0.5601 0.044 Uiso 1 1 calc R U .
C4 C 0.8641(17) 0.2500 0.4990(7) 0.060(4) Uani 1 2 d S T P
H4A H 0.8519 0.1727 0.4672 0.072 Uiso 0.5 1 calc R U P
H4B H 0.8519 0.3273 0.4672 0.072 Uiso 0.5 1 calc R U P
C5 C 1.0311(14) 0.2500 0.5304(8) 0.056(4) Uani 1 2 d S T P
H5A H 1.0340 0.3094 0.5726 0.084 Uiso 0.5 1 calc R U P
H5B H 1.1144 0.2782 0.4933 0.084 Uiso 0.5 1 calc R U P
H5C H 1.0599 0.1625 0.5471 0.084 Uiso 0.5 1 calc R U P
I1 I 0.96060(5) 0.03819(5) 0.31926(3) 0.02777(15) Uani 1 1 d . . .
I2 I 0.44986(7) 0.2500 0.39019(3) 0.02297(16) Uani 1 2 d S T P
N1 N 0.3282(13) 0.2500 0.7053(5) 0.037(2) Uani 1 2 d S T P
H1A H 0.2895 0.1763 0.7229 0.045 Uiso 0.5 1 calc R U P
H1B H 0.2852 0.3237 0.7210 0.045 Uiso 0.5 1 calc R U P
N2 N 0.7222(12) 0.2500 0.5546(5) 0.037(2) Uani 1 2 d S T P
Pb1 Pb 0.71119(4) 0.2500 0.24937(2) 0.01696(13) Uani 1 2 d S T P
loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
C C 0.0033 0.0016 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
H H 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
N N 0.0061 0.0033 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
I I -0.4742 1.8119 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
Pb Pb -3.3944 10.1111 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
_geom_angle_site_symmetry_1
_geom_angle_site_symmetry_3
N1 C1 C2 121.7(5) . .
N1 C1 C2 121.7(5) . 7_565
C2 C1 C2 116.5(9) . 7_565
C3 C2 C1 120.2(8) . .
N2 C3 C2 121.7(8) . .
C5 C4 N2 114.1(10) . .
Pb1 I1 Pb1 75.400(13) 6_656 .
Pb1 I2 Pb1 74.995(16) 6_556 .
C3 N2 C3 119.7(9) . 7_565
C3 N2 C4 120.1(5) . .
C3 N2 C4 120.1(5) 7_565 .
I2 Pb1 I1 92.839(15) 6_656 6_556
I2 Pb1 I1 92.839(15) 6_656 4_455
I1 Pb1 I1 86.76(2) 6_556 4_455
I2 Pb1 I1 87.594(14) 6_656 .
I1 Pb1 I1 93.299(17) 6_556 .
I1 Pb1 I1 179.560(13) 4_455 .
I2 Pb1 I1 87.595(14) 6_656 7_565
I1 Pb1 I1 179.559(13) 6_556 7_565
I1 Pb1 I1 93.299(17) 4_455 7_565
I1 Pb1 I1 86.64(2) . 7_565
I2 Pb1 I2 177.739(19) 6_656 .
I1 Pb1 I2 85.520(14) 6_556 .
I1 Pb1 I2 85.520(14) 4_455 .
I1 Pb1 I2 94.048(15) . .
I1 Pb1 I2 94.048(14) 7_565 .
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
_geom_bond_site_symmetry_2
C1 N1 1.342(13) .
C1 C2 1.407(9) .
C1 C2 1.407(9) 7_565
C2 C3 1.357(11) .
C3 N2 1.340(10) .
C4 C5 1.422(18) .
C4 N2 1.497(14) .
I1 Pb1 3.1881(5) 6_656
I1 Pb1 3.1914(5) .
I2 Pb1 3.1404(7) 6_556
I2 Pb1 3.2663(7) .
N2 C3 1.340(10) 7_565
Pb1 I2 3.1405(7) 6_656
Pb1 I1 3.1881(5) 6_556
Pb1 I1 3.1881(5) 4_455
Pb1 I1 3.1914(5) 7_565
