Increasing steric demand through flexible bulk - primary phosphanes with 2,6-bis(benzhydryl)phenyl backbones.
Bresien, Jonas; Goicoechea, Jose M.; Hinz, Alexander; Scharnhölz, Moritz T; Schulz, Axel; Suhrbier, Tim; Villinger, Alexander; Dalton transactions (Cambridge, England : 2003) 48 (2019) 3786–3794; doi:10.1039/c9dt00399a

data_7049102
_publ_section_title
;
 Increasing steric demand through flexible bulk - primary phosphanes with
 2,6-bis(benzhydryl)phenyl backbones.
;
_journal_issue                   11
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              3786
_journal_page_last               3794
_journal_paper_doi               10.1039/c9dt00399a
_journal_volume                  48
_journal_year                    2019
_chemical_formula_moiety         'C33 H27 I'
_chemical_formula_sum            'C33 H27 I'
_chemical_formula_weight         550.44
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2013
_audit_update_record
;
2019-01-28 deposited with the CCDC.    2019-02-20 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 94.856(4)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.5977(10)
_cell_length_b                   11.6939(11)
_cell_length_c                   22.470(2)
_cell_measurement_reflns_used    9583
_cell_measurement_temperature    123(2)
_cell_measurement_theta_max      32.47
_cell_measurement_theta_min      2.52
_cell_volume                     2512.9(4)
_computing_cell_refinement       'Bruker Apex V7.51A'
_computing_data_collection       'Bruker Apex V7.51A'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'ORTEP-3v2.01 (Farrugia, 1997)'
_computing_publication_material  SHELXL-2013
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker D8 Quest CMOS diffractometer'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  multilayer
_diffrn_radiation_source         'microfocus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0426
_diffrn_reflns_av_unetI/netI     0.0184
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            118940
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         30.997
_diffrn_reflns_theta_min         2.386
_exptl_absorpt_coefficient_mu    1.294
_exptl_absorpt_correction_T_max  0.7464
_exptl_absorpt_correction_T_min  0.6916
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 2014)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.455
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1112
_exptl_crystal_size_max          0.190
_exptl_crystal_size_mid          0.180
_exptl_crystal_size_min          0.080
_refine_diff_density_max         0.783
_refine_diff_density_min         -1.053
_refine_diff_density_rms         0.108
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.104
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     308
_refine_ls_number_reflns         7992
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.104
_refine_ls_R_factor_all          0.0439
_refine_ls_R_factor_gt           0.0366
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0430P)^2^+5.0618P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0960
_refine_ls_wR_factor_ref         0.0994
_reflns_Friedel_coverage         0.000
_reflns_number_gt                7091
_reflns_number_total             7992
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9dt00399a2.cif
_cod_data_source_block           jb_ms402
_cod_depositor_comments
'Adding full bibliography for 7049097--7049105.cif.'
_cod_database_code               7049102
_shelx_estimated_absorpt_t_min   0.791
_shelx_estimated_absorpt_t_max   0.904
_shelxl_version_number           2013-4
_shelx_res_checksum              25932