Complexes of germanium(iv) fluoride with phosphane ligands: structural and spectroscopic authentication of germanium(iv) phosphane complexes
Davis, Martin F.; Levason, William; Reid, Gillian; Webster, Michael; Dalton Transactions  (2008) 2261–2269; doi:10.1039/b716765b

data_7003516
_publ_section_title
;
 Complexes of germanium(iv) fluoride with phosphane ligands: structural
 and spectroscopic authentication of germanium(iv) phosphane complexes
;
_journal_issue                   17
_journal_name_full               'Dalton Transactions'
_journal_page_first              2261
_journal_page_last               2269
_journal_paper_doi               10.1039/b716765b
_journal_year                    2008
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C10 H16 F4 Ge P2'
_chemical_formula_sum            'C10 H16 F4 Ge P2'
_chemical_formula_weight         346.76
_chemical_name_common
Tetrafluoro(1,2-bis(dimethylphosphino)benzene)germanium(IV)
_chemical_name_systematic
;
Tetrafluoro(1,2-bis(dimethylphosphino)benzene)germanium(IV)
;
_space_group_IT_number           33
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      33
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2007-02-10
_audit_creation_method           'SHELXL-97 + hand edit'
_audit_update_record             '2007-11-02 corrected name'
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.307(3)
_cell_length_b                   10.1285(10)
_cell_length_c                   10.749(3)
_cell_measurement_reflns_used    6358
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      2.91
_cell_volume                     1339.9(5)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      120(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Bruker-Nonius 95mm CCD camera on \k-goniostat'
_diffrn_measurement_method       '\f & \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Bruker-Nonius FR591 rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0571
_diffrn_reflns_av_sigmaI/netI    0.0813
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            8863
_diffrn_reflns_theta_full        27.57
_diffrn_reflns_theta_max         27.57
_diffrn_reflns_theta_min         3.31
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.547
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.7418
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'G.M. Sheldrick, (2003). SADABS. Version 2.10. Bruker AXS Inc.'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.719
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             696
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.457
_refine_diff_density_min         -0.528
_refine_diff_density_rms         0.108
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.032(13)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.039
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     158
_refine_ls_number_reflns         2871
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.039
_refine_ls_R_factor_all          0.0510
_refine_ls_R_factor_gt           0.0393
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0000P)^2^+0.3243P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0702
_refine_ls_wR_factor_ref         0.0742
_reflns_number_gt                2529
_reflns_number_total             2871
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            b716765b.txt
_cod_data_source_block           07mfd002_[C10H16F4GeP2]
_cod_original_cell_volume        1339.9(4)
_cod_database_code               7003516