1,1-Diphosphines and divinylphosphines via base catalyzed hydrophosphination.
Coles, N. T.; Mahon, M. F.; Webster, R. L.; Chemical communications (Cambridge, England) 54 (2018) 10443–10446; doi:10.1039/c8cc05890c

data_7122258
_publ_section_title
;
 1,1-Diphosphines and divinylphosphines via base catalyzed
 hydrophosphination.
;
_journal_issue                   74
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              10443
_journal_page_last               10446
_journal_paper_doi               10.1039/c8cc05890c
_journal_volume                  54
_journal_year                    2018
_chemical_formula_moiety         'C33 H28 O P2'
_chemical_formula_sum            'C33 H28 O P2'
_chemical_formula_weight         502.49
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     iterative
_audit_creation_date             2017-11-22
_audit_creation_method
;
Olex2 1.2
(compiled 2017.08.10 svn.r3458 for OlexSys, GUI svn.r5381)
;
_audit_update_record
;
2018-06-14 deposited with the CCDC.
2018-08-22 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 93.871(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   6.2505(2)
_cell_length_b                   22.1889(9)
_cell_length_c                   18.8017(6)
_cell_measurement_reflns_used    7829
_cell_measurement_temperature    150.00(10)
_cell_measurement_theta_max      28.3840
_cell_measurement_theta_min      3.7100
_cell_volume                     2601.69(16)
_computing_cell_refinement       'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_data_collection       'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'olex2.solve (Bourhis et al., 2015)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      150.00(10)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 8.0734
_diffrn_detector_type            EosS2
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.976
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'New Xcalibur, EosS2'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0329
_diffrn_reflns_av_unetI/netI     0.0355
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.976
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -28
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            22176
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.976
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.479
_diffrn_reflns_theta_min         3.385
_diffrn_source                   'fine-focus sealed X-ray tube'
_diffrn_source_type              'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.192
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.96015
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.38.46 (Rigaku Oxford Diffraction, 2015)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.283
_exptl_crystal_description       block
_exptl_crystal_F_000             1056
_exptl_crystal_size_max          0.577
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.234
_refine_diff_density_max         0.507
_refine_diff_density_min         -0.259
_refine_diff_density_rms         0.050
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.029
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     325
_refine_ls_number_reflns         5808
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.029
_refine_ls_R_factor_all          0.0577
_refine_ls_R_factor_gt           0.0441
_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^)+(0.0427P)^2^+1.6232P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1000
_refine_ls_wR_factor_ref         0.1075
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4773
_reflns_number_total             5808
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8cc05890c2.cif
_cod_data_source_block           e17rlw30-Cpd-1h
_cod_depositor_comments
'Adding full bibliography for 7122257--7122261.cif.'
_cod_database_code               7122258
_shelxl_version_number           2014-3
_shelx_estimated_absorpt_t_max   0.956
_shelx_estimated_absorpt_t_min   0.897
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
2.a Ternary CH refined with riding coordinates:
 C1(H1)
2.b Secondary CH2 refined with riding coordinates:
 C2(H2A,H2B)
2.c Aromatic/amide H refined with riding coordinates:
 C5(H5), C6(H6), C7(H7), C8(H8), C9(H9), C11(H11), C12(H12), C13(H13),
 C14(H14), C15(H15), C17(H17), C18(H18), C19(H19), C20(H20), C21(H21), C23(H23),
  C24(H24), C25(H25), C26(H26), C27(H27), C29(H29), C30(H30), C31(H31),
 C32(H32), C33(H33)
;