A Neutral, Monomeric Germanium(I) Radical
William D. Woodul; Emma Carter; Robert Müller; Anne F. Richards; Andreas Stasch; Martin Kaupp; Damien M. Murphy; Matthias Driess; Cameron Jones; Journal of the American Chemical Society 133 (2011) 10074–10077; doi:10.1021/ja204344e

data_4106359
_publ_section_title
;
 A Neutral, Monomeric Germanium(I) Radical
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              10074
_journal_page_last               10077
_journal_paper_doi               10.1021/ja204344e
_journal_volume                  133
_journal_year                    2011
_chemical_formula_sum            'C35 H53 Ge N2'
_chemical_formula_weight         574.38
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_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                 108.9700(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   23.7500(7)
_cell_length_b                   8.4366(3)
_cell_length_c                   17.2033(5)
_cell_measurement_temperature    123(2)
_cell_volume                     3259.80(18)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'Nonius Kappa CCD'
_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  0.0326
_diffrn_reflns_av_sigmaI/netI    0.0196
_diffrn_reflns_limit_h_max       31
_diffrn_reflns_limit_h_min       -31
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            46383
_diffrn_reflns_theta_full        28.00
_diffrn_reflns_theta_max         28.00
_diffrn_reflns_theta_min         2.50
_exptl_absorpt_coefficient_mu    0.964
_exptl_absorpt_correction_T_max  0.868
_exptl_absorpt_correction_T_min  0.759
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sortav (Blessing, 1995)'
_exptl_crystal_colour            red-purple
_exptl_crystal_density_diffrn    1.170
_exptl_crystal_description       block
_exptl_crystal_F_000             1236
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.772
_refine_diff_density_min         -0.412
_refine_diff_density_rms         0.051
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.107
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     180
_refine_ls_number_reflns         3888
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.107
_refine_ls_R_factor_all          0.0347
_refine_ls_R_factor_gt           0.0322
_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^)+(0.0337P)^2^+3.5436P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0758
_refine_ls_wR_factor_ref         0.0769
_reflns_number_gt                3705
_reflns_number_total             3888
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja204344e_si_002.cif
_cod_data_source_block           compound1
_cod_database_code               4106359