Internal Adduct Formation of Active Intramolecular C4-bridged Frustrated Phosphane/Borane Lewis Pairs.
Wang, Xiaowu; Kehr, Gerald; Daniliuc, Constantin G.; Erker, Gerhard; Journal of the American Chemical Society 136 (2014) 3293–; doi:10.1021/ja413060u

data_4120646
_publ_section_title
;
 Internal Adduct Formation of Active Intramolecular C4-bridged Frustrated
 Phosphane/Borane Lewis Pairs.
;
_journal_issue                   8
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              3293
_journal_paper_doi               10.1021/ja413060u
_journal_volume                  136
_journal_year                    2014
_chemical_absolute_configuration ad
_chemical_formula_sum            'C58 H50 B F10 Fe P'
_chemical_formula_weight         1034.61
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   'at P from difmap, others geom'
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.5309(1)
_cell_length_b                   18.6255(2)
_cell_length_c                   23.0996(4)
_cell_measurement_reflns_used    10446
_cell_measurement_temperature    223(2)
_cell_measurement_theta_max      27.88
_cell_measurement_theta_min      4.08
_cell_volume                     4961.07(11)
_computing_cell_refinement       'Collect (Nonius B.V., 1998)'
_computing_data_collection       'Collect (Nonius B.V., 1998)'
_computing_data_reduction        'Denzo-SMN (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'XP (BrukerAXS, 2000)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      223(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'Nonius KappaCCD APEXII'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  'Montel mirror'
_diffrn_radiation_source         'rotating anode Nonius FR591'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.053
_diffrn_reflns_av_sigmaI/netI    0.0308
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            32307
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         4.10
_exptl_absorpt_coefficient_mu    0.413
_exptl_absorpt_correction_T_max  0.9717
_exptl_absorpt_correction_T_min  0.9331
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'Denzo (Otwinowski, Borek, Majewski & Minor, 2003)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.385
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             2136
_exptl_crystal_size_max          0.17
_exptl_crystal_size_mid          0.13
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.308
_refine_diff_density_min         -0.249
_refine_diff_density_rms         0.053
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.09(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.062
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     650
_refine_ls_number_reflns         8674
_refine_ls_number_restraints     42
_refine_ls_restrained_S_all      1.063
_refine_ls_R_factor_all          0.0692
_refine_ls_R_factor_gt           0.0594
_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^)+(0.0216P)^2^+9.7026P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1194
_refine_ls_wR_factor_ref         0.1276
_reflns_number_gt                7928
_reflns_number_total             8674
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja413060u_si_002.cif
_cod_data_source_block           erk5777
_cod_original_sg_symbol_H-M      P212121
_cod_database_code               4120646