Examination of Halogen Bonding Interactions in Electronically Distinct but Structurally Related Tris(haloarenes)
Pigge, F. Christopher; Vangala, Venu R.; Swenson, Dale C.; Rath, Nigam P.; Crystal Growth & Design 10 (2010) 224–; doi:10.1021/cg9008625

data_4502263
_publ_section_title
;
 Examination of Halogen Bonding Interactions in Electronically Distinct
 but Structurally Related Tris(haloarenes)
;
_journal_issue                   1
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              224
_journal_paper_doi               10.1021/cg9008625
_journal_volume                  10
_journal_year                    2010
_chemical_formula_moiety         '2(C27 H15 I3 O6), C H2 Cl2'
_chemical_formula_sum            'C55 H32 Cl2 I6 O12'
_chemical_formula_weight         1717.10
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_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                 97.928(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   4.2535(3)
_cell_length_b                   41.981(3)
_cell_length_c                   15.1423(12)
_cell_measurement_reflns_used    6812
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      26.17
_cell_measurement_theta_min      2.37
_cell_volume                     2678.1(3)
_computing_cell_refinement       'Bruker-Apex II'
_computing_data_collection       'Bruker-Apex II'
_computing_data_reduction        Bruker-SAINT
_computing_molecular_graphics    'Bruker-SHELXTL (Sheldrick, 2006)'
_computing_publication_material  'Bruker-SHELXTL (Sheldrick, 2006)'
_computing_structure_refinement  'Bruker-SHELXTL (Sheldrick, 2006)'
_computing_structure_solution    'Bruker-SHELXTL (Sheldrick, 2006)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0585
_diffrn_reflns_av_sigmaI/netI    0.0393
_diffrn_reflns_limit_h_max       4
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       51
_diffrn_reflns_limit_k_min       -51
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            49424
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.44
_exptl_absorpt_coefficient_mu    3.643
_exptl_absorpt_correction_T_max  0.745
_exptl_absorpt_correction_T_min  0.495
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'sadabs v2.10'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.129
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1620
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.04
_exptl_crystal_size_min          0.04
_refine_diff_density_max         1.408
_refine_diff_density_min         -2.399
_refine_diff_density_rms         0.220
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.289
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     331
_refine_ls_number_reflns         5182
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.289
_refine_ls_R_factor_all          0.0837
_refine_ls_R_factor_gt           0.0736
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0384P)^2^+70.0941P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1660
_refine_ls_wR_factor_ref         0.1698
_reflns_number_gt                4598
_reflns_number_total             5182
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg9008625_si_001.cif
_cod_data_source_block           f13906
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'no' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      P2~1~/n
_cod_original_formula_sum        'C55 H32 Cl2 I6 O12 '
_cod_database_code               4502263