Anion Binding in the C3v-Symmetric Cavity of a Protonated Tripodal Amine Receptor: Potentiometric and Single Crystal X-ray Studies
Purnandhu Bose; I. Ravikumar; Pradyut Ghosh; Inorganic Chemistry 50 (2011) 10693–10702; doi:10.1021/ic2011502

data_4326605
_publ_section_title
;
 Anion Binding in the C3v-Symmetric Cavity of a Protonated Tripodal Amine
 Receptor: Potentiometric and Single Crystal X-ray Studies
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              10693
_journal_page_last               10702
_journal_paper_doi               10.1021/ic2011502
_journal_volume                  50
_journal_year                    2011
_chemical_formula_sum            'C27 H24 F18 N4 O2'
_chemical_formula_weight         778.50
_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                 103.529(14)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.374(6)
_cell_length_b                   15.129(8)
_cell_length_c                   20.042(11)
_cell_measurement_temperature    100(2)
_cell_volume                     3353(3)
_computing_cell_refinement       'BRUKER APEX II'
_computing_data_collection       'BRUKER APEX II'
_computing_data_reduction        'BRUKER AXS SAINT'
_computing_molecular_graphics    'BRUKER SHELXTL'
_computing_publication_material  'MERCURY 1.4'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 3
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'BRUKER CCD AREA DETECTOR'
_diffrn_measurement_method       'OMEGA SCAN'
_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  0.0708
_diffrn_reflns_av_sigmaI/netI    0.0428
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            17028
_diffrn_reflns_theta_full        19.23
_diffrn_reflns_theta_max         19.23
_diffrn_reflns_theta_min         1.70
_exptl_absorpt_coefficient_mu    0.167
_exptl_absorpt_correction_T_max  0.9835
_exptl_absorpt_correction_T_min  0.9333
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            COLORLESS
_exptl_crystal_density_diffrn    1.542
_exptl_crystal_description       BLOCK
_exptl_crystal_F_000             1568
_exptl_crystal_size_max          0.42
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.10
_refine_diff_density_max         1.196
_refine_diff_density_min         -0.283
_refine_diff_density_rms         0.117
_refine_ls_extinction_coef       0.019(5)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.476
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     461
_refine_ls_number_reflns         2789
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.476
_refine_ls_R_factor_all          0.1708
_refine_ls_R_factor_gt           0.1175
_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^)+(0.2000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.3301
_refine_ls_wR_factor_ref         0.3882
_reflns_number_gt                1544
_reflns_number_total             2789
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic2011502_si_003.cif
_cod_data_source_block           fluoride
_cod_database_code               4326605