A Germanium(II)-Centered Dication
Paul A. Rupar; Viktor N. Staroverov; Paul J. Ragogna; Kim M. Baines; Journal of the American Chemical Society 129 (2007) 15138–15139; doi:10.1021/ja0775725

data_4110285
_publ_contact_author_address
'Dept of Chem, University of Western Ontario, London, Ontario, Canada  N6A 5B7'
_publ_contact_author_email       kbaines2@uwo.ca
_publ_contact_author_name        'Dr. Kim M. Baines'
_publ_section_title
;
 A Germanium(II)-Centered Dication
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              15138
_journal_page_last               15139
_journal_paper_doi               10.1021/ja0775725
_journal_volume                  129
_journal_year                    2007
_chemical_formula_moiety         'C11H20N2Ge, 0.5(C6H6)'
_chemical_formula_sum            'C14 H23 Ge I2 N2'
_chemical_formula_weight         545.73
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      15
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_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                 100.7940(14)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   21.4774(7)
_cell_length_b                   8.6709(3)
_cell_length_c                   20.2449(7)
_cell_measurement_temperature    150(2)
_cell_volume                     3703.5(2)
_computing_cell_refinement       'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (Nonius, 1997-2001)'
_computing_data_reduction        DENZO-SMN
_computing_molecular_graphics    'SHELXTL/PC (Sheldrick, 2001)'
_computing_publication_material  SHELXTL/PC
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Nonius Kappa-CCD'
_diffrn_measurement_method       '\f scans, and \w scans with \k offsets'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.056
_diffrn_reflns_av_sigmaI/netI    0.0317
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            16561
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         2.05
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    4.980
_exptl_absorpt_correction_T_max  0.3165
_exptl_absorpt_correction_T_min  0.2128
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'DENZO-SMN (Otwinowski & Minor, 1997)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.958
_exptl_crystal_description       block
_exptl_crystal_F_000             2072
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.810
_refine_diff_density_min         -1.405
_refine_diff_density_rms         0.143
_refine_ls_extinction_coef       0.00108(6)
_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   1.062
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     180
_refine_ls_number_reflns         4236
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.062
_refine_ls_R_factor_all          0.0402
_refine_ls_R_factor_gt           0.0354
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0452P)^2^+16.4105P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0900
_refine_ls_wR_factor_ref         0.0927
_reflns_number_gt                3827
_reflns_number_total             4236
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja0775725-file006.cif
_cod_data_source_block           07095
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               4110285