Mutual induced coordination in halogen-bonded anionic assemblies with (6,3) cation-templated topologies.
Metrangolo, Pierangelo; Meyer, Frank; Pilati, Tullio; Resnati, Giuseppe; Terraneo, Giancarlo; Chemical communications (Cambridge, England)  (2008) 1635–1637; doi:10.1039/b716879a

data_7103027
_publ_section_title
;
 Mutual induced coordination in halogen-bonded anionic assemblies with
 (6,3) cation-templated topologies.
;
_journal_issue                   14
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              1635
_journal_page_last               1637
_journal_paper_doi               10.1039/b716879a
_journal_year                    2008
_chemical_formula_moiety
'0.58(C8 H20 P 1+), 0.42(C8 H20 N 1+), C6 F3 I3, I 1-'
_chemical_formula_sum            'C14 H20 F3 I4 N0.42 P0.58'
_chemical_formula_weight         776.79
_chemical_name_systematic
;
?
;
_space_group_IT_number           167
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  '-R 3 2"c'
_symmetry_space_group_name_H-M   'R -3 c :H'
_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                120.00
_cell_formula_units_Z            18
_cell_length_a                   20.903(3)
_cell_length_b                   20.903
_cell_length_c                   27.778(4)
_cell_measurement_reflns_used    7276
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      25.59
_cell_measurement_theta_min      2.68
_cell_volume                     10511(2)
_computing_cell_refinement       'SAINT (Bruker, 1999)'
_computing_data_collection       'SMART (Bruker, 1999)'
_computing_data_reduction        'SAINT (Bruker, 1999)'
_computing_molecular_graphics
'ORTEP-III (Burnett and Johnson, 1996), Mercury 1.4, CCDC'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR-92 (Altomare et al., 1994)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker SMART CCD area-detector'
_diffrn_measurement_method       '\w and \f 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  0.0286
_diffrn_reflns_av_sigmaI/netI    0.0115
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       34
_diffrn_reflns_limit_l_min       -34
_diffrn_reflns_number            29699
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.85
_diffrn_standards_decay_%        0.00
_exptl_absorpt_coefficient_mu    5.393
_exptl_absorpt_correction_T_max  1.000000
_exptl_absorpt_correction_T_min  0.737948
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, Bruker, 1997'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.209
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'hexagonal prism'
_exptl_crystal_F_000             6384
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.17
_refine_diff_density_max         1.129
_refine_diff_density_min         -1.043
_refine_diff_density_rms         0.095
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.104
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     104
_refine_ls_number_reflns         2302
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.104
_refine_ls_R_factor_all          0.0586
_refine_ls_R_factor_gt           0.0357
_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/[\s^2^(Fo^2^)+(0.0268P)^2^+118.7127P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0786
_refine_ls_wR_factor_ref         0.0994
_reflns_number_gt                1616
_reflns_number_total             2302
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            b716879a.txt
_cod_data_source_block           re212_d
_cod_original_sg_symbol_H-M      R-3c
_cod_database_code               7103027