Phosphine-catalysed reductive coupling of Dihalophosphanes
Siewert, Jan-Erik; Schumann, André; Hering-Junghans, Christian; Dalton Transactions  (2021) –; doi:10.1039/D1DT03095G

data_7708480
_publ_section_title
;
 Phosphine-catalysed reductive coupling of Dihalophosphanes
;
_journal_name_full               'Dalton Transactions'
_journal_paper_doi               10.1039/D1DT03095G
_journal_year                    2021
_chemical_formula_moiety         'C48 H68 P4, 2 (C6 H6)'
_chemical_formula_sum            'C60 H80 P4'
_chemical_formula_weight         925.12
_space_group_crystal_system      tetragonal
_space_group_IT_number           118
_space_group_name_Hall           'P -4 -2n'
_space_group_name_H-M_alt        'P -4 n 2'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2021-07-23 deposited with the CCDC.	2021-09-28 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   11.9767(2)
_cell_length_b                   11.9767(2)
_cell_length_c                   19.3408(4)
_cell_measurement_reflns_used    9453
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      29.79
_cell_measurement_theta_min      3.20
_cell_volume                     2774.27(9)
_computing_cell_refinement       'SAINT (Bruker, 2013)'
_computing_data_collection       'APEX2 (Bruker, 2014)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'ORTEP-3v2.01 (Farrugia, 1997)'
_computing_publication_material  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0316
_diffrn_reflns_av_unetI/netI     0.0228
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            24887
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         29.993
_diffrn_reflns_theta_min         2.000
_exptl_absorpt_coefficient_mu    0.172
_exptl_absorpt_correction_T_max  0.981
_exptl_absorpt_correction_T_min  0.960
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS 2014/5'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.107
_exptl_crystal_description       block
_exptl_crystal_F_000             1000
_exptl_crystal_size_max          0.240
_exptl_crystal_size_mid          0.220
_exptl_crystal_size_min          0.110
_refine_diff_density_max         0.257
_refine_diff_density_min         -0.193
_refine_diff_density_rms         0.039
_refine_ls_abs_structure_details
;
 Flack x determined using 1589 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.04(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.048
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     151
_refine_ls_number_reflns         4057
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.048
_refine_ls_R_factor_all          0.0418
_refine_ls_R_factor_gt           0.0357
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0557P)^2^+0.3250P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0897
_refine_ls_wR_factor_ref         0.0951
_reflns_Friedel_coverage         0.836
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     1.000
_reflns_number_gt                3689
_reflns_number_total             4057
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1dt03095g2.cif
_cod_data_source_block           ax2110_Dip4P4_cmpd_4
_cod_original_cell_volume        2774.27(11)
_cod_database_code               7708480
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.960
_shelx_estimated_absorpt_t_max   0.981
_shelx_res_checksum              23993