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_7122261
_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         'C22 H19 P'
_chemical_formula_sum            'C22 H19 P'
_chemical_formula_weight         314.34
_space_group_crystal_system      orthorhombic
_space_group_IT_number           33
_space_group_name_Hall           'P 2c -2n'
_space_group_name_H-M_alt        'P n a 21'
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     iterative
_audit_creation_date             2017-02-03
_audit_creation_method
;
Olex2 1.2
(compiled 2017.01.04 svn.r3372 for OlexSys, GUI svn.r5292)
;
_audit_update_record
;
2018-06-14 deposited with the CCDC.
2018-08-22 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   15.9327(2)
_cell_length_b                   17.7483(3)
_cell_length_c                   6.06371(11)
_cell_measurement_reflns_used    9977
_cell_measurement_temperature    150.00(10)
_cell_measurement_theta_max      29.2090
_cell_measurement_theta_min      3.7700
_cell_volume                     1714.69(5)
_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 16.1468
_diffrn_detector_type            EosS2
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_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  0.0374
_diffrn_reflns_av_unetI/netI     0.0265
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       7
_diffrn_reflns_limit_l_min       -7
_diffrn_reflns_number            28027
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.996
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.483
_diffrn_reflns_theta_min         3.437
_diffrn_source                   'fine-focus sealed X-ray tube'
_diffrn_source_type              'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.157
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.90109
_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            colorless
_exptl_crystal_density_diffrn    1.218
_exptl_crystal_description       prism
_exptl_crystal_F_000             664
_exptl_crystal_size_max          0.307
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.104
_refine_diff_density_max         0.340
_refine_diff_density_min         -0.207
_refine_diff_density_rms         0.035
_refine_ls_abs_structure_details
;
 Flack x determined using 1473 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.08(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.033
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     208
_refine_ls_number_reflns         3895
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.033
_refine_ls_R_factor_all          0.0393
_refine_ls_R_factor_gt           0.0338
_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^)+(0.0360P)^2^+0.4146P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0767
_refine_ls_wR_factor_ref         0.0795
_reflns_Friedel_coverage         0.824
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     0.994
_reflns_number_gt                3573
_reflns_number_total             3895
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8cc05890c2.cif
_cod_data_source_block           e17rlw8-Cpd-2a
_cod_depositor_comments
'Adding full bibliography for 7122257--7122261.cif.'
_cod_original_cell_volume        1714.68(5)
_cod_database_code               7122261
_shelx_shelxl_version_number     2014/7
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C4(H4), C5(H5), C6(H6), C7(H7), C8(H8), C10(H10), C11(H11),
 C12(H12), C13(H13), C14(H14), C15(H15), C16(H16), C18(H18), C19(H19), C20(H20),
  C21(H21), C22(H22)
;