#------------------------------------------------------------------------------
#$Date: 2019-11-23 21:40:46 +0200 (Sat, 23 Nov 2019) $
#$Revision: 235152 $
#$URL: file:///home/coder/svn-repositories/cod/cif/4/03/67/4036736.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_4036736
loop_
_publ_author_name
'Mamane, V.'
'Peluso, P.'
'Aubert, E.'
'Cossu, S.'
'Pale, P.'
_publ_section_title
;
 Chiral Hexahalogenated 4,4'-Bipyridines.
;
_journal_issue                   11
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              4576
_journal_page_last               4587
_journal_paper_doi               10.1021/acs.joc.6b00413
_journal_volume                  81
_journal_year                    2016
_chemical_formula_moiety         'C10 H2 Br4 I2 N2'
_chemical_formula_sum            'C10 H2 Br4 I2 N2'
_chemical_formula_weight         723.58
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_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                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.997(2)
_cell_length_b                   11.722(2)
_cell_length_c                   16.948(3)
_cell_measurement_temperature    105(2)
_cell_volume                     1588.7(6)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      105(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  D8Venture
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_monochromator  'multilayer optics'
_diffrn_radiation_source         'high brilliance Incoatec Microfocus Source '
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0573
_diffrn_reflns_av_sigmaI/netI    0.1107
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            48146
_diffrn_reflns_theta_full        34.65
_diffrn_reflns_theta_max         34.65
_diffrn_reflns_theta_min         2.11
_exptl_absorpt_coefficient_mu    14.003
_exptl_absorpt_correction_T_max  0.1661
_exptl_absorpt_correction_T_min  0.1064
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'SADABS 2014/5'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    3.025
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1288
_exptl_crystal_size_max          0.29
_exptl_crystal_size_mid          0.27
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.763
_refine_diff_density_min         -2.536
_refine_diff_density_rms         0.181
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.016(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.086
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     164
_refine_ls_number_reflns         6807
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.086
_refine_ls_R_factor_all          0.0249
_refine_ls_R_factor_gt           0.0231
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[σ²(Fo²)+(0.0288P)²+0.8142P] where P=(Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0543
_refine_ls_wR_factor_ref         0.0551
_reflns_number_gt                6584
_reflns_number_total             6807
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo6b00413_si_009.cif
_cod_data_source_block           hal11b_p1
_cod_original_cell_volume        1588.6(6)
_cod_database_code               4036736
loop_
_symmetry_equiv_pos_as_xyz
'x, y, z'
'-x+1/2, -y, z+1/2'
'-x, y+1/2, -z+1/2'
'x+1/2, -y+1/2, -z'
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_symmetry_multiplicity
_atom_site_calc_flag
_atom_site_refinement_flags
I2 I 0.147169(19) 0.585421(14) 0.344982(10) 0.01340(3) Uani 1 1 d .
I1 I 0.32433(2) 0.256482(17) 0.464664(10) 0.01848(4) Uani 1 1 d .
Br3 Br 0.39885(4) 0.74626(2) 0.468799(15) 0.01696(5) Uani 1 1 d .
Br4 Br 0.74600(4) 0.29556(2) 0.321199(18) 0.01765(5) Uani 1 1 d .
Br2 Br 0.41905(4) 0.48752(2) 0.160248(16) 0.01840(5) Uani 1 1 d .
Br1 Br 0.10413(4) 0.05872(2) 0.350544(19) 0.02145(6) Uani 1 1 d .
N7 N 0.6482(3) 0.59057(19) 0.44250(13) 0.0130(3) Uani 1 1 d .
N1 N 0.1751(3) 0.1931(2) 0.22293(14) 0.0165(4) Uani 1 1 d .
C11 C 0.6342(3) 0.4242(2) 0.36185(14) 0.0107(4) Uani 1 1 d .
C3 C 0.2945(3) 0.2666(2) 0.34250(15) 0.0116(4) Uani 1 1 d .
C9 C 0.3925(3) 0.5439(2) 0.37471(13) 0.0102(4) Uani 1 1 d .
C5 C 0.3362(3) 0.3652(2) 0.22049(14) 0.0131(4) Uani 1 1 d .
C10 C 0.4665(3) 0.44406(19) 0.34501(14) 0.0092(3) Uani 1 1 d .
C12 C 0.7206(3) 0.4978(2) 0.41149(14) 0.0127(4) Uani 1 1 d .
H12 H 0.8341 0.4820 0.4238 0.015 Uiso 1 1 calc R
C6 C 0.2399(4) 0.2817(2) 0.18359(16) 0.0163(5) Uani 1 1 d .
H6 H 0.2196 0.2879 0.1285 0.020 Uiso 1 1 calc R
C8 C 0.4914(3) 0.6132(2) 0.42383(14) 0.0114(4) Uani 1 1 d .
C4 C 0.3653(3) 0.3585(2) 0.30130(14) 0.0105(4) Uani 1 1 d .
C2 C 0.2017(3) 0.1863(2) 0.29987(15) 0.0135(4) Uani 1 1 d .
loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
I I -0.4742 1.8119 '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'
C C 0.0033 0.0016 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
Br Br -0.2901 2.4595 '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'
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle
C8 N7 C12 118.7(2)
C2 N1 C6 118.4(2)
C12 C11 C10 120.0(2)
C12 C11 Br4 118.88(19)
C10 C11 Br4 121.12(18)
C2 C3 C4 118.2(2)
C2 C3 I1 122.30(18)
C4 C3 I1 119.43(17)
C10 C9 C8 117.2(2)
C10 C9 I2 120.31(17)
C8 C9 I2 122.52(18)
C4 C5 C6 119.7(2)
C4 C5 Br2 121.22(19)
C6 C5 Br2 119.10(19)
C11 C10 C9 118.2(2)
C11 C10 C4 120.9(2)
C9 C10 C4 120.8(2)
N7 C12 C11 121.8(2)
N7 C12 H12 119.1
C11 C12 H12 119.1
N1 C6 C5 122.4(2)
N1 C6 H6 118.8
C5 C6 H6 118.8
N7 C8 C9 124.0(2)
N7 C8 Br3 116.22(18)
C9 C8 Br3 119.73(19)
C5 C4 C3 117.8(2)
C5 C4 C10 122.9(2)
C3 C4 C10 119.3(2)
N1 C2 C3 123.6(2)
N1 C2 Br1 115.38(19)
C3 C2 Br1 121.04(19)
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
I2 C9 2.083(3)
I1 C3 2.087(2)
Br3 C8 1.887(2)
Br4 C11 1.883(2)
Br2 C5 1.881(3)
Br1 C2 1.893(3)
N7 C8 1.320(3)
N7 C12 1.339(3)
N1 C2 1.324(3)
N1 C6 1.339(4)
C11 C12 1.389(3)
C11 C10 1.391(3)
C3 C2 1.400(3)
C3 C4 1.403(3)
C9 C10 1.404(3)
C9 C8 1.406(3)
C5 C4 1.391(3)
C5 C6 1.393(4)
C10 C4 1.487(3)
C12 H12 0.9500
C6 H6 0.9500
loop_
_geom_torsion_atom_site_label_1
_geom_torsion_atom_site_label_2
_geom_torsion_atom_site_label_3
_geom_torsion_atom_site_label_4
_geom_torsion
C12 C11 C10 C9 4.5(3)
Br4 C11 C10 C9 -177.58(17)
C12 C11 C10 C4 -171.5(2)
Br4 C11 C10 C4 6.4(3)
C8 C9 C10 C11 -4.0(3)
I2 C9 C10 C11 175.43(17)
C8 C9 C10 C4 172.1(2)
I2 C9 C10 C4 -8.5(3)
C8 N7 C12 C11 -1.3(4)
C10 C11 C12 N7 -1.9(4)
Br4 C11 C12 N7 -179.83(19)
C2 N1 C6 C5 1.1(4)
C4 C5 C6 N1 -0.9(4)
Br2 C5 C6 N1 -179.1(2)
C12 N7 C8 C9 1.9(4)
C12 N7 C8 Br3 -179.26(18)
C10 C9 C8 N7 0.8(4)
I2 C9 C8 N7 -178.56(19)
C10 C9 C8 Br3 -178.00(17)
I2 C9 C8 Br3 2.6(3)
C6 C5 C4 C3 -0.2(4)
Br2 C5 C4 C3 177.90(18)
C6 C5 C4 C10 -180.0(2)
Br2 C5 C4 C10 -1.8(4)
C2 C3 C4 C5 1.1(4)
I1 C3 C4 C5 -177.05(18)
C2 C3 C4 C10 -179.1(2)
I1 C3 C4 C10 2.7(3)
C11 C10 C4 C5 -97.4(3)
C9 C10 C4 C5 86.6(3)
C11 C10 C4 C3 82.8(3)
C9 C10 C4 C3 -93.1(3)
C6 N1 C2 C3 -0.2(4)
C6 N1 C2 Br1 179.7(2)
C4 C3 C2 N1 -1.0(4)
I1 C3 C2 N1 177.1(2)
C4 C3 C2 Br1 179.23(18)
I1 C3 C2 Br1 -2.7(3)
