Reactions of Phosphine Oxides with Bromophosphoranimines; Synthesis and Unusual Rearrangements of O-Donor Stabilized Phosphoranimine Cations
Martin Bendle; Keith Huynh; Mairi F. Haddow; Ian Manners; Inorganic Chemistry 50 (2011) 10292–10302; doi:10.1021/ic201360p

data_4326527
_publ_section_title
;
 Reactions of Phosphine Oxides with Bromophosphoranimines; Synthesis and
 Unusual Rearrangements of O-Donor Stabilized Phosphoranimine Cations
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              10292
_journal_page_last               10302
_journal_paper_doi               10.1021/ic201360p
_journal_volume                  50
_journal_year                    2011
_chemical_formula_moiety         'C20 H21 Br N P Si'
_chemical_formula_sum            'C20 H21 Br N P Si'
_chemical_formula_weight         414.35
_space_group_IT_number           9
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C -2yc'
_symmetry_space_group_name_H-M   'C 1 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                 105.461(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.395(2)
_cell_length_b                   9.2190(12)
_cell_length_c                   13.7655(17)
_cell_measurement_reflns_used    2012
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      23.12
_cell_measurement_theta_min      2.56
_cell_volume                     2005.3(4)
_computing_cell_refinement       'Bruker Apex II'
_computing_data_collection       'Bruker Apex II'
_computing_data_reduction        'Bruker SAINT'
_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      100(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.899
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0235
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            5427
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         31.74
_diffrn_reflns_theta_min         2.56
_exptl_absorpt_coefficient_mu    2.191
_exptl_absorpt_correction_T_max  0.618
_exptl_absorpt_correction_T_min  0.409
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   TWINABS-2008/1
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.372
_exptl_crystal_description       block
_exptl_crystal_F_000             848
_exptl_crystal_size_max          0.41
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.22
_refine_diff_density_max         0.453
_refine_diff_density_min         -0.373
_refine_diff_density_rms         0.060
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.000(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.056
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     224
_refine_ls_number_reflns         5427
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.056
_refine_ls_R_factor_all          0.0277
_refine_ls_R_factor_gt           0.0249
_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^)+(0.0347P)^2^+1.0423P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0608
_refine_ls_wR_factor_ref         0.0633
_reflns_number_gt                5172
_reflns_number_total             5427
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic201360p_si_002_2.cif
_cod_data_source_block           5
_cod_database_code               4326527