Phosphirenium Ions as Masked Phosphenium Catalysts: Mechanistic Evaluation and Application in Synthesis
Gasperini, Danila; Neale, Samuel E.; Mahon, Mary F.; Macgregor, Stuart A.; Webster, Ruth L.; ACS Catalysis  (2021) 5452–5462; doi:10.1021/acscatal.1c01133

data_4518665
_publ_section_title
;
 Phosphirenium Ions as Masked Phosphenium Catalysts: Mechanistic
 Evaluation and Application in Synthesis
;
_journal_name_full               'ACS Catalysis'
_journal_page_first              5452
_journal_page_last               5462
_journal_paper_doi               10.1021/acscatal.1c01133
_journal_year                    2021
_chemical_formula_moiety         'C F3 O3 S, C28 H24 O2 P'
_chemical_formula_sum            'C29 H24 F3 O5 P S'
_chemical_formula_weight         572.51
_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'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2020-12-07
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_cell_angle_alpha                90
_cell_angle_beta                 95.4560(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.5938(2)
_cell_length_b                   15.2705(2)
_cell_length_c                   16.8486(2)
_cell_measurement_reflns_used    9254
_cell_measurement_temperature    150.00(10)
_cell_measurement_theta_max      72.8520
_cell_measurement_theta_min      3.9110
_cell_volume                     2713.29(7)
_computing_cell_refinement       'CrysAlisPro 1.171.40.67a (Rigaku OD, 2019)'
_computing_data_collection       'CrysAlisPro 1.171.40.67a (Rigaku OD, 2019)'
_computing_data_reduction        'CrysAlisPro 1.171.40.67a (Rigaku OD, 2019)'
_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    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      150.00(10)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 8.1150
_diffrn_detector_type            EosS2
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at home/near, EosS2'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0353
_diffrn_reflns_av_unetI/netI     0.0272
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            23939
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         73.046
_diffrn_reflns_theta_min         3.915
_diffrn_source                   'micro-focus sealed X-ray tube'
_diffrn_source_type              'SuperNova (Cu) X-ray Source'
_exptl_absorpt_coefficient_mu    2.136
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.87554
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.40.67a (Rigaku Oxford Diffraction, 2019)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.402
_exptl_crystal_description       block
_exptl_crystal_F_000             1184
_exptl_crystal_size_max          0.189
_exptl_crystal_size_mid          0.102
_exptl_crystal_size_min          0.068
_refine_diff_density_max         0.273
_refine_diff_density_min         -0.388
_refine_diff_density_rms         0.042
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.028
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     354
_refine_ls_number_reflns         5389
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.028
_refine_ls_R_factor_all          0.0426
_refine_ls_R_factor_gt           0.0354
_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^)+(0.0424P)^2^+0.8770P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0869
_refine_ls_wR_factor_ref         0.0914
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4649
_reflns_number_total             5389
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            cs1c01133_si_001.cif
_cod_data_source_block           s20rlw58
_cod_database_code               4518665
_shelxl_version_number           2014-3
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C3(H3), C4(H4), C6(H6), C7(H7), C11(H11), C12(H12), C14(H14), C15(H15),
 C18(H18), C19(H19), C20(H20), C21(H21), C22(H22), C24(H24), C25(H25), C26(H26),
  C27(H27), C28(H28)
2.b Idealised Me refined as rotating group:
 C1(H1A,H1B,H1C), C16(H16A,H16B,H16C)
;