Phosphido-Borane and Phosphido-Bis(Borane) Complexes of the Alkali Metals, a Comparative Study
Keith Izod; James M. Watson; William Clegg; Ross W. Harrington; Inorganic Chemistry 52 (2013) 1466–1475; doi:10.1021/ic302205b

data_4333706
_publ_section_title
;
 Phosphido-Borane and Phosphido-Bis(Borane) Complexes of the Alkali
 Metals, a Comparative Study
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              1466
_journal_page_last               1475
_journal_paper_doi               10.1021/ic302205b
_journal_volume                  52
_journal_year                    2013
_chemical_formula_moiety         'C21 H43 B Li O2 P Si2'
_chemical_formula_sum            'C21 H43 B Li O2 P Si2'
_chemical_formula_weight         432.45
_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   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                96.9636(7)
_cell_angle_beta                 93.8785(8)
_cell_angle_gamma                101.6636(8)
_cell_formula_units_Z            2
_cell_length_a                   6.2819(4)
_cell_length_b                   10.6424(7)
_cell_length_c                   19.6382(14)
_cell_measurement_reflns_used    4924
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      29.50
_cell_measurement_theta_min      3.25
_cell_volume                     1270.56(15)
_computing_cell_refinement       'Bruker APEX2'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker APEX2'
_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      120(2)
_diffrn_measured_fraction_theta_full 0.986
_diffrn_measured_fraction_theta_max 0.906
_diffrn_measurement_device_type  'Bruker APEX2 CCD diffractometer'
_diffrn_measurement_method       'thin-slice \w scans'
_diffrn_radiation_monochromator  'silicon 111'
_diffrn_radiation_source         'Daresbury SRS station 9.8'
_diffrn_radiation_type           synchrotron
_diffrn_radiation_wavelength     0.6941
_diffrn_reflns_av_R_equivalents  0.0219
_diffrn_reflns_av_sigmaI/netI    0.0382
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            13027
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         29.74
_diffrn_reflns_theta_min         2.61
_exptl_absorpt_coefficient_mu    0.216
_exptl_absorpt_correction_T_max  0.996
_exptl_absorpt_correction_T_min  0.991
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.130
_exptl_crystal_description       block
_exptl_crystal_F_000             472
_exptl_crystal_size_max          0.04
_exptl_crystal_size_mid          0.02
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.601
_refine_diff_density_min         -0.289
_refine_diff_density_rms         0.060
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.031
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     271
_refine_ls_number_reflns         7013
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.031
_refine_ls_R_factor_all          0.0550
_refine_ls_R_factor_gt           0.0434
_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^)+(0.0750P)^2^+0.1528P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1157
_refine_ls_wR_factor_ref         0.1231
_reflns_number_gt                5706
_reflns_number_total             7013
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ic302205b_si_001_2.cif
_cod_data_source_block           ki319_compound_13
_cod_database_code               4333706