Hydroquinone-induced framework based on direct coordination of rubidium ions to cucurbit[7]uril
Chen, Kai; Cong, Hang; Xiao, Xin; Zhang, Yun-Qian; Xue, Sai-Feng; Tao, Zhu; Zhu, Qian-Jiang; Wei, Gang; CrystEngComm 13 (2011) 5105–; doi:10.1039/c1ce05048f

data_7206176
_publ_section_title
;
 Hydroquinone-induced framework based on direct coordination of
 rubidium ions to cucurbit[7]uril
;
_journal_issue                   16
_journal_name_full               CrystEngComm
_journal_page_first              5105
_journal_paper_doi               10.1039/c1ce05048f
_journal_volume                  13
_journal_year                    2011
_chemical_absolute_configuration unk
_chemical_formula_sum            'C96 H157 Cl N56 O63 Rb2'
_chemical_formula_weight         3310.17
_chemical_name_systematic
;
?
;
_space_group_IT_number           80
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  'I 4bw'
_symmetry_space_group_name_H-M   'I 41'
_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                   27.994(4)
_cell_length_b                   27.994(4)
_cell_length_c                   19.391(6)
_cell_measurement_reflns_used    75
_cell_measurement_temperature    223(2)
_cell_measurement_theta_max      26
_cell_measurement_theta_min      2
_cell_volume                     15196(6)
_computing_cell_refinement       'SAINT (Bruker, 2005)'
_computing_data_collection       'APEX2 (Bruker, 2005)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      223(2)
_diffrn_measured_fraction_theta_full 0.969
_diffrn_measured_fraction_theta_max 0.969
_diffrn_measurement_device_type  'Bruker CCD Area Detector'
_diffrn_measurement_method       '\f and \w 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  0.0397
_diffrn_reflns_av_sigmaI/netI    0.0736
_diffrn_reflns_limit_h_max       29
_diffrn_reflns_limit_h_min       -34
_diffrn_reflns_limit_k_max       34
_diffrn_reflns_limit_k_min       -34
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            51934
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.45
_exptl_absorpt_coefficient_mu    0.769
_exptl_absorpt_correction_T_max  0.9202
_exptl_absorpt_correction_T_min  0.8551
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2008)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.447
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             6880
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.11
_platon_squeeze_details
;
;
_refine_diff_density_max         0.565
_refine_diff_density_min         -0.384
_refine_diff_density_rms         0.077
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.060(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.968
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     889
_refine_ls_number_reflns         14050
_refine_ls_number_restraints     5
_refine_ls_restrained_S_all      0.968
_refine_ls_R_factor_all          0.1023
_refine_ls_R_factor_gt           0.0693
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1303P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1835
_refine_ls_wR_factor_ref         0.1997
_reflns_number_gt                8750
_reflns_number_total             14050
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1ce05048f.txt
_cod_data_source_block           p
_cod_original_cell_volume        15196(5)
_cod_database_code               7206176