Water Soluble and Ultra-Stable Ti4L6 Tetrahedron with Coordination Assembly Function.
He, Yan-Ping; Yuan, Lv-Bing; Chen, Guang-Hui; Lin, Qi-Pu; Wang, Fei; Zhang, Lei; Zhang, Jian; Journal of the American Chemical Society  (2017) –; doi:10.1021/jacs.7b09463

data_4126700
_publ_section_title
;
 Water Soluble and Ultra-Stable Ti4L6 Tetrahedron with Coordination
 Assembly Function.
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_paper_doi               10.1021/jacs.7b09463
_journal_year                    2017
_chemical_formula_sum            'C138 H75 Eu N0 O39 Ti4'
_chemical_formula_weight         2700.54
_chemical_name_systematic
;
 ?
;
_space_group_crystal_system      cubic
_space_group_IT_number           198
_space_group_name_Hall           'P 2ac 2ab 3'
_space_group_name_H-M_alt        'P 21 3'
_symmetry_space_group_name_Hall  'P 2ac 2ab 3'
_symmetry_space_group_name_H-M   'P 21 3'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2014
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   26.0097(2)
_cell_length_b                   26.0097(2)
_cell_length_c                   26.0097(2)
_cell_measurement_reflns_used    32685
_cell_measurement_temperature    273(2)
_cell_measurement_theta_max      21.4980
_cell_measurement_theta_min      3.5510
_cell_volume                     17595.7(2)
_computing_cell_refinement       'CrysAlisPro 1.171.38.43f (Rigaku OD, 2015)'
_computing_data_collection       'CrysAlisPro 1.171.38.43f (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.38.43f (Rigaku OD, 2015)'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXL-2014 (Sheldrick, 2014)'
_diffrn_ambient_temperature      273(2)
_diffrn_detector_area_resol_mean 10.5594
_diffrn_measured_fraction_theta_full 0.902
_diffrn_measured_fraction_theta_max 0.981
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_measurement_method       none
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1045
_diffrn_reflns_av_unetI/netI     0.0803
_diffrn_reflns_Laue_measured_fraction_full 0.902
_diffrn_reflns_Laue_measured_fraction_max 0.981
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -29
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -29
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            145263
_diffrn_reflns_point_group_measured_fraction_full 0.884
_diffrn_reflns_point_group_measured_fraction_max 0.962
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         24.497
_diffrn_reflns_theta_min         3.414
_diffrn_source                   'fine-focus sealed tube'
_diffrn_standards_interval_count none
_diffrn_standards_interval_time  none
_diffrn_standards_number         none
_exptl_absorpt_coefficient_mu    0.585
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.64549
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   none
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.019
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       polyhedron
_exptl_crystal_F_000             5464
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.3
_platon_squeeze_details
;
;
_refine_diff_density_max         1.211
_refine_diff_density_min         -0.423
_refine_diff_density_rms         0.085
_refine_ls_abs_structure_details
;
 Flack x determined using 2485 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.029(7)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.031
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     547
_refine_ls_number_reflns         9419
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.031
_refine_ls_R_factor_all          0.1053
_refine_ls_R_factor_gt           0.0727
_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^)+(0.1281P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1863
_refine_ls_wR_factor_ref         0.1971
_reflns_Friedel_coverage         0.830
_reflns_Friedel_fraction_full    0.863
_reflns_Friedel_fraction_max     0.941
_reflns_number_gt                6447
_reflns_number_total             9419
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja7b09463_si_010.cif
_cod_data_source_block           PTC-106
_cod_original_cell_volume        17595.7(4)
_cod_database_code               4126700
_shelxl_version_number           2014-3
_shelx_res_checksum              50488
_shelx_hkl_checksum              19779