Derivatization of Deltahedral Zintl Ions by Nucleophilic Addition: [Ph-Ge9-SbPh2]2-and [Ph2Sb-Ge9-Ge9-SbPh2]4-
Angel Ugrinov; Slavi C. Sevov; Journal of the American Chemical Society 125 (2003) 14059–14064; doi:10.1021/ja037007b

data_4114355
_publ_section_title
;
 Derivatization of Deltahedral Zintl Ions by Nucleophilic Addition:
 [Ph-Ge9-SbPh2]2-and [Ph2Sb-Ge9-Ge9-SbPh2]4-
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              14059
_journal_page_last               14064
_journal_paper_doi               10.1021/ja037007b
_journal_volume                  125
_journal_year                    2003
_chemical_formula_sum            'C75 H158 Ge27 K6 N4 O36'
_chemical_formula_weight         3886.58
_chemical_name_systematic
; 
(K-18C6)6[Ge9=Ge9=Ge9].2en
;
_space_group_IT_number           36
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'C 2c -2'
_symmetry_space_group_name_H-M   'C m c 21'
_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                   15.187(3)
_cell_length_b                   37.638(8)
_cell_length_c                   23.040(5)
_cell_measurement_temperature    100(2)
_cell_volume                     13170(5)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL-V5.1'
_computing_molecular_graphics    'Bruker SHELXTL-V5.1'
_computing_publication_material  'Bruker SHELXTL-V5.1'
_computing_structure_refinement  'Bruker SHELXTL-V5.1'
_computing_structure_solution    'Bruker SHELXTL-V5.1'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.1625
_diffrn_reflns_av_sigmaI/netI    0.1327
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       44
_diffrn_reflns_limit_k_min       -44
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            53286
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.07
_exptl_absorpt_coefficient_mu    6.311
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.6135
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.960
_exptl_crystal_description       'flat needles'
_exptl_crystal_F_000             7608
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.09
_refine_diff_density_max         1.769
_refine_diff_density_min         -2.122
_refine_diff_density_rms         0.344
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.13(6)
_refine_ls_extinction_coef       0.00048(4)
_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   1.097
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           fullcycle
_refine_ls_number_parameters     541
_refine_ls_number_reflns         12084
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.097
_refine_ls_R_factor_all          0.1782
_refine_ls_R_factor_gt           0.1184
_refine_ls_shift/su_max          0.125
_refine_ls_shift/su_mean         0.030
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0730P)^2^+1434.2943P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2735
_refine_ls_wR_factor_ref         0.2939
_reflns_number_gt                7722
_reflns_number_total             12084
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja037007bsi20030701_034647_4.cif
_cod_data_source_block           cmc2
_cod_original_cell_volume        13169(5)
_cod_original_sg_symbol_H-M      'C m c 2'
_cod_database_code               4114355