Me3P complexes of p-block Lewis acids SnCl4, SnCl3+ and SnCl2(2+).
MacDonald, Elizabeth; Doyle, Lauren; Chitnis, Saurabh S.; Werner-Zwanziger, Ulrike; Burford, Neil; Decken, Andreas; Chemical communications (Cambridge, England) 48 (2012) 7922–7924; doi:10.1039/c2cc33206j

data_7112518
_publ_section_title
;
 Me3P complexes of p-block Lewis acids SnCl4, SnCl3+ and SnCl2(2+).
;
_journal_issue                   64
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              7922
_journal_page_last               7924
_journal_paper_doi               10.1039/c2cc33206j
_journal_volume                  48
_journal_year                    2012
_chemical_formula_moiety         'C6 H18 Cl4 P2 Sn'
_chemical_formula_sum            'C6 H18 Cl4 P2 Sn'
_chemical_formula_weight         412.63
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_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                 100.204(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   6.6923(14)
_cell_length_b                   8.4333(17)
_cell_length_c                   13.376(3)
_cell_measurement_reflns_used    2215
_cell_measurement_temperature    188(1)
_cell_measurement_theta_max      28.38
_cell_measurement_theta_min      2.87
_cell_volume                     743.0(3)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'Bruker SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      188(1)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.974
_diffrn_measurement_device_type  'Bruker AXS SMART1000/P4'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0315
_diffrn_reflns_av_sigmaI/netI    0.0324
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            3093
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         2.87
_diffrn_source                   'fine-focus sealed tube'
_diffrn_source_type              K760
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.617
_exptl_absorpt_correction_T_max  0.7798
_exptl_absorpt_correction_T_min  0.5607
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2008)'
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.844
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Irregular
_exptl_crystal_F_000             404
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.551
_refine_diff_density_min         -0.474
_refine_diff_density_rms         0.082
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.033
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     64
_refine_ls_number_reflns         1656
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.033
_refine_ls_R_factor_all          0.0311
_refine_ls_R_factor_gt           0.0206
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0230P)^2^+0.1551P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0538
_refine_ls_wR_factor_ref         0.0573
_reflns_number_gt                1179
_reflns_number_total             1656
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c2cc33206j.txt
_cod_data_source_block           nb110478
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7112518