Largest Molecular Clusters in the Supertetrahedral Tn Series
Tao Wu; Le Wang; Xianhui Bu; Victoria Chau; Pingyun Feng; Journal of the American Chemical Society 132 (2010) 10823–10831; doi:10.1021/ja102688p

data_4102797
_publ_section_title
;
 Largest Molecular Clusters in the Supertetrahedral Tn Series
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              10823
_journal_page_last               10831
_journal_paper_doi               10.1021/ja102688p
_journal_volume                  132
_journal_year                    2010
_chemical_formula_sum            'C60 H144 Ga14 N12 Se35 Sn2 Zn4'
_chemical_formula_weight         5272.41
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           217
_symmetry_cell_setting           cubic
_symmetry_space_group_name_Hall  'I -4 2 3'
_symmetry_space_group_name_H-M   'I -4 3 m'
_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            2
_cell_length_a                   18.89510(10)
_cell_length_b                   18.89510(10)
_cell_length_c                   18.89510(10)
_cell_measurement_temperature    150(2)
_cell_volume                     6746.02(6)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_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  0.0566
_diffrn_reflns_av_sigmaI/netI    0.0351
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            27073
_diffrn_reflns_theta_full        29.98
_diffrn_reflns_theta_max         29.98
_diffrn_reflns_theta_min         1.52
_exptl_absorpt_coefficient_mu    13.280
_exptl_crystal_density_diffrn    2.596
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             4864
_refine_diff_density_max         1.952
_refine_diff_density_min         -2.052
_refine_diff_density_rms         0.179
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.03(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.115
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     72
_refine_ls_number_reflns         1842
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.115
_refine_ls_R_factor_all          0.0871
_refine_ls_R_factor_gt           0.0408
_refine_ls_shift/su_max          3.374
_refine_ls_shift/su_mean         0.230
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0467P)^2^+92.6892P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1047
_refine_ls_wR_factor_ref         0.1367
_reflns_number_gt                1168
_reflns_number_total             1842
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja102688p_si_002_5.cif
_cod_data_source_block           OCF-40-ZnGaSnSe-PR
_cod_database_code               4102797