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

data_7708477
_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         'C30 H46 Br2 P2'
_chemical_formula_sum            'C30 H46 Br2 P2'
_chemical_formula_weight         628.43
_space_group_crystal_system      orthorhombic
_space_group_IT_number           61
_space_group_name_Hall           '-P 2ac 2ab'
_space_group_name_H-M_alt        'P b c a'
_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            4
_cell_length_a                   9.0324(4)
_cell_length_b                   16.1088(8)
_cell_length_c                   21.3757(11)
_cell_measurement_reflns_used    9973
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      30.56
_cell_measurement_theta_min      2.53
_cell_volume                     3110.2(3)
_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  0.0404
_diffrn_reflns_av_unetI/netI     0.0248
_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       -12
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            39293
_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         29.998
_diffrn_reflns_theta_min         1.905
_exptl_absorpt_coefficient_mu    2.726
_exptl_absorpt_correction_T_max  0.754
_exptl_absorpt_correction_T_min  0.526
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS 2014/5'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.342
_exptl_crystal_description       block
_exptl_crystal_F_000             1304
_exptl_crystal_size_max          0.270
_exptl_crystal_size_mid          0.150
_exptl_crystal_size_min          0.110
_refine_diff_density_max         0.428
_refine_diff_density_min         -0.253
_refine_diff_density_rms         0.066
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.020
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     160
_refine_ls_number_reflns         4538
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.020
_refine_ls_R_factor_all          0.0453
_refine_ls_R_factor_gt           0.0293
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0391P)^2^+0.7327P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0697
_refine_ls_wR_factor_ref         0.0757
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3482
_reflns_number_total             4538
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1dt03095g2.cif
_cod_data_source_block           ax2022_Tip2P2Br2_cmpd_RS_1
_cod_database_code               7708477
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.526
_shelx_estimated_absorpt_t_max   0.754
_shelx_res_checksum              30728