Coordination Complexes of Zinc with Reactive ESiMe3(E = S, Se, Te) Ligands
DeGroot, Marty W.; Corrigan, John F.; Organometallics 24 (2005) 3378–; doi:10.1021/om050088v

data_4075812
_publ_section_title
;
 Coordination Complexes of Zinc with Reactive ESiMe3(E = S, Se, Te)
 Ligands
;
_journal_issue                   14
_journal_name_full               Organometallics
_journal_page_first              3378
_journal_paper_doi               10.1021/om050088v
_journal_volume                  24
_journal_year                    2005
_chemical_formula_sum            'C20 H36 N2 S2 Si2 Zn'
_chemical_formula_weight         490.18
_chemical_melting_point          362
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 94.8760(11)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.9388(2)
_cell_length_b                   17.7413(4)
_cell_length_c                   15.1322(4)
_cell_measurement_temperature    200(2)
_cell_volume                     2658.56(11)
_computing_cell_refinement       'Nonius Denzo'
_computing_data_collection       'Nonius COLLECT'
_computing_data_reduction        'Nonius Denzo'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      200(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       'phi scans plus omega to complete'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0495
_diffrn_reflns_av_sigmaI/netI    0.0901
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            10340
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         2.55
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    1.179
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.225
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             1040
_exptl_crystal_recrystallization_method '10:1 hexanes:CHCl3 at -78 deg C'
_exptl_crystal_size_max          0.33
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.387
_refine_diff_density_min         -0.351
_refine_diff_density_rms         0.074
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.008
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     256
_refine_ls_number_reflns         6092
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.008
_refine_ls_R_factor_all          0.1075
_refine_ls_R_factor_gt           0.0455
_refine_ls_shift/su_max          0.006
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0433P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0916
_refine_ls_wR_factor_ref         0.1073
_reflns_number_gt                3548
_reflns_number_total             6092
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om050088vsi20050208_074614.cif
_cod_data_source_block           Complex1b
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               4075812