Coordination Chemistry of Cyclic Disilylated Germylenes and Stannylenes with Group 11 Metals.
Hlina, Johann; Arp, Henning; Walewska, Małgorzata; Flörke, Ulrich; Zangger, Klaus; Marschner, Christoph; Baumgartner, Judith; Organometallics 33 (2014) 7069–7077; doi:10.1021/om500668r

data_4084925
_publ_section_title
;
 Coordination Chemistry of Cyclic Disilylated Germylenes and Stannylenes
 with Group 11 Metals.
;
_journal_issue                   24
_journal_name_full               Organometallics
_journal_page_first              7069
_journal_page_last               7077
_journal_paper_doi               10.1021/om500668r
_journal_volume                  33
_journal_year                    2014
_chemical_formula_sum            'C45.25 H124.5 Au2 N2 P2 Si16 Sn2'
_chemical_formula_weight         1839.66
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 109.54(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   32.214(6)
_cell_length_b                   12.094(2)
_cell_length_c                   23.532(5)
_cell_measurement_reflns_used    15918
_cell_measurement_temperature    180(2)
_cell_measurement_theta_max      52.500
_cell_measurement_theta_min      4.806
_cell_volume                     8640(3)
_computing_cell_refinement       'Bruker XSCANS'
_computing_data_collection       'Bruker XSCANS'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      180(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'SMART APEX'
_diffrn_measurement_method       '\w 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  0.0549
_diffrn_reflns_av_sigmaI/netI    0.0526
_diffrn_reflns_limit_h_max       40
_diffrn_reflns_limit_h_min       -40
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            67534
_diffrn_reflns_theta_full        26.38
_diffrn_reflns_theta_max         26.38
_diffrn_reflns_theta_min         1.81
_exptl_absorpt_coefficient_mu    4.243
_exptl_absorpt_correction_T_max  0.4291
_exptl_absorpt_correction_T_min  0.3182
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.414
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       blocks
_exptl_crystal_F_000             3688
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.24
_platon_squeeze_details
;
;
_refine_diff_density_max         1.182
_refine_diff_density_min         -0.799
_refine_diff_density_rms         0.112
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.004
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     688
_refine_ls_number_reflns         17576
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.004
_refine_ls_R_factor_all          0.0636
_refine_ls_R_factor_gt           0.0414
_refine_ls_shift/su_max          0.009
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0421P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0839
_refine_ls_wR_factor_ref         0.0906
_reflns_number_gt                13037
_reflns_number_total             17576
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om500668r_si_002.cif
_cod_data_source_block           12_814j
_cod_depositor_comments
'Adding full bibliography for 4084918--4084926.cif.'
_cod_original_cell_volume        8639(3)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_original_formula_sum        'C45.25 H124.50 Au2 N2 P2 Si16 Sn2'
_cod_database_code               4084925