Sterically Controlled Mono- or Dimetalation of a Thioether-Functionalized Phosphine and an Unusual Light-Induced Phosphide-Thiolate Rearrangement
Stuart Blair; Keith Izod; Ross W. Harrington; William Clegg; Organometallics 22 (2003) 302–308; doi:10.1021/om0208265

data_4060669
_publ_section_title
;
 Sterically Controlled Mono- or Dimetalation of a
 Thioether-Functionalized Phosphine and an Unusual Light-Induced
 Phosphide-Thiolate Rearrangement
;
_journal_name_full               Organometallics
_journal_page_first              302
_journal_page_last               308
_journal_paper_doi               10.1021/om0208265
_journal_volume                  22
_journal_year                    2003
_chemical_formula_sum            'C25 H55 Li2 N4 P S Si2'
_chemical_formula_weight         544.82
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                103.822(2)
_cell_angle_beta                 92.896(2)
_cell_angle_gamma                107.490(2)
_cell_formula_units_Z            2
_cell_length_a                   9.6026(5)
_cell_length_b                   11.7841(6)
_cell_length_c                   16.6685(9)
_cell_measurement_reflns_used    11132
_cell_measurement_temperature    160(2)
_cell_measurement_theta_max      28.175
_cell_measurement_theta_min      2.418
_cell_volume                     1731.58(16)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL and local programs'
_computing_structure_refinement  'Bruker SHELXTL'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      160(2)
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.898
_diffrn_measurement_device_type  'Bruker SMART 1K CCD diffractometer'
_diffrn_measurement_method       '\w rotation with narrow frames'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0174
_diffrn_reflns_av_sigmaI/netI    0.0276
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            14520
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         28.18
_diffrn_reflns_theta_min         1.88
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.227
_exptl_absorpt_correction_T_max  0.857
_exptl_absorpt_correction_T_min  0.759
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.045
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             596
_exptl_crystal_size_max          0.70
_exptl_crystal_size_mid          0.70
_exptl_crystal_size_min          0.70
_refine_diff_density_max         0.404
_refine_diff_density_min         -0.340
_refine_diff_density_rms         0.043
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.057
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     359
_refine_ls_number_reflns         7635
_refine_ls_number_restraints     18
_refine_ls_restrained_S_all      1.055
_refine_ls_R_factor_all          0.0475
_refine_ls_R_factor_gt           0.0381
_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^)+(0.0479P)^2^+0.4985P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0945
_refine_ls_wR_factor_ref         0.0997
_reflns_number_gt                6391
_reflns_number_total             7635
_reflns_threshold_expression     I>2\s(I)
_cod_database_code               4060669