Alkali metal complexes of sterically demanding amino-functionalized secondary phosphanide ligands.
Izod, Keith; Stewart, John C.; Clegg, William; Harrington, Ross W.; Dalton transactions (Cambridge, England : 2003)  (2007) 257–264; doi:10.1039/b614373c

data_7004986
_publ_section_title
;
 Alkali metal complexes of sterically demanding amino-functionalized
 secondary phosphanide ligands.
;
_journal_issue                   2
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              257
_journal_page_last               264
_journal_paper_doi               10.1039/b614373c
_journal_year                    2007
_chemical_formula_moiety         'C23 H45 Li N O2 P Si2'
_chemical_formula_sum            'C23 H45 Li N O2 P Si2'
_chemical_formula_weight         461.69
_chemical_name_systematic
;
?
;
_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                86.512(12)
_cell_angle_beta                 89.130(12)
_cell_angle_gamma                82.367(17)
_cell_formula_units_Z            4
_cell_length_a                   11.358(2)
_cell_length_b                   14.476(3)
_cell_length_c                   17.519(3)
_cell_measurement_reflns_used    5196
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      2.5
_cell_volume                     2849.6(9)
_computing_cell_refinement       EvalCCD
_computing_data_collection       'Nonius COLLECT'
_computing_data_reduction        EvalCCD
_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      150(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Nonius KappaCCD diffractometer'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0559
_diffrn_reflns_av_sigmaI/netI    0.0391
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            62419
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.92
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.198
_exptl_absorpt_correction_T_max  0.960
_exptl_absorpt_correction_T_min  0.920
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.076
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1008
_exptl_crystal_size_max          0.42
_exptl_crystal_size_mid          0.32
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.358
_refine_diff_density_min         -0.383
_refine_diff_density_rms         0.092
_refine_ls_extinction_coef       0.0152(13)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.197
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     605
_refine_ls_number_reflns         9984
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.197
_refine_ls_R_factor_all          0.0736
_refine_ls_R_factor_gt           0.0547
_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^)+(0.0566P)^2^+3.2475P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1451
_refine_ls_wR_factor_ref         0.1538
_reflns_number_gt                7887
_reflns_number_total             9984
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            b614373c.txt
_cod_data_source_block           ki250_compound_7
_cod_database_code               7004986