Synthesis, Electronic Structure, and Reactivity Studies of a 4-Coordinate Square Planar Germanium(IV) Cation.
Fang, Huayi; Jing, Huize; Zhang, Aixi; Ge, Haonan; Yao, Zhengmin; Brothers, Penelope J.; Fu, Xuefeng; Journal of the American Chemical Society 138 (2016) 7705–7710; doi:10.1021/jacs.6b03547

data_4130441
_publ_section_title
;
 Synthesis, Electronic Structure, and Reactivity Studies of a 4-Coordinate
 Square Planar Germanium(IV) Cation.
;
_journal_issue                   24
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              7705
_journal_page_last               7710
_journal_paper_doi               10.1021/jacs.6b03547
_journal_volume                  138
_journal_year                    2016
_chemical_formula_moiety         'C37 H8 F16 Ge N4, 4.5(C6 H6)'
_chemical_formula_sum            'C64 H35 F16 Ge N4'
_chemical_formula_weight         1236.55
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                75.578(4)
_cell_angle_beta                 88.007(5)
_cell_angle_gamma                79.011(5)
_cell_formula_units_Z            2
_cell_length_a                   12.3310(14)
_cell_length_b                   14.8171(16)
_cell_length_c                   15.2967(18)
_cell_measurement_reflns_used    8697
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      1.44
_cell_volume                     2656.9(5)
_computing_cell_refinement       'CrystalClear (Rigaku Inc., 2007)'
_computing_data_collection       'CrystalClear (Rigaku Inc., 2007)'
_computing_data_reduction        'CrystalClear (Rigaku Inc., 2007)'
_computing_molecular_graphics    'Olex2 ver 1.1'
_computing_publication_material  'SHELX97 (Sheldrick, 2008)'
_computing_structure_refinement  'Olex2 ver 1.1'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Saturn724+ CCD'
_diffrn_measurement_method       '\w scans at fixed \c = 45\%'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0506
_diffrn_reflns_av_sigmaI/netI    0.0486
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            35741
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         1.73
_exptl_absorpt_coefficient_mu    0.681
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.8094
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'CrystalClear (Rigaku Inc., 2007)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.546
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             1246
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.385
_refine_diff_density_min         -0.632
_refine_diff_density_rms         0.061
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.105
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     766
_refine_ls_number_reflns         12132
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      1.107
_refine_ls_R_factor_all          0.0606
_refine_ls_R_factor_gt           0.0545
_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^)+(0.0345P)^2^+2.1410P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1131
_refine_ls_wR_factor_ref         0.1174
_reflns_number_gt                11123
_reflns_number_total             12132
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja6b03547_si_005.cif
_cod_data_source_block           (TPFC)Ge-F
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4130441