Pyridinium-phosphonium dications: highly electrophilic phosphorus-based Lewis acid catalysts.
Bayne, Julia M.; Holthausen, Michael H.; Stephan, Douglas W.; Dalton transactions (Cambridge, England : 2003) 45 (2016) 5949–5957; doi:10.1039/c5dt03796d

data_7037630
_publ_section_title
;
 Pyridinium-phosphonium dications: highly electrophilic phosphorus-based
 Lewis acid catalysts.
;
_journal_issue                   14
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              5949
_journal_page_last               5957
_journal_paper_doi               10.1039/c5dt03796d
_journal_volume                  45
_journal_year                    2016
_chemical_formula_moiety         'C18 H17 F N P, 2(C F3 O3 S)'
_chemical_formula_sum            'C20 H17 F7 N O6 P S2'
_chemical_formula_weight         595.44
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-11-25 deposited with the CCDC.
2015-12-03 downloaded from the CCDC.
;
_cell_angle_alpha                71.127(5)
_cell_angle_beta                 77.393(5)
_cell_angle_gamma                84.080(5)
_cell_formula_units_Z            2
_cell_length_a                   8.157(5)
_cell_length_b                   11.063(5)
_cell_length_c                   14.545(5)
_cell_measurement_reflns_used    9286
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      65.118
_cell_measurement_theta_min      5.120
_cell_volume                     1211.3(10)
_computing_cell_refinement
'Bruker SMART. Area-Detector Software Package. (Siemens Industrial Automation, 1993, Inc.: Madison, WI)'
_computing_data_collection
'Bruker SMART. Area-Detector Software Package. (Siemens Industrial Automation, 1993, Inc.: Madison, WI)'
_computing_data_reduction
'Bruker SAINT. Area-Detector Integration Software. (Siemens Industrial Automation, 1995, Inc.: Madison, WI)'
_computing_molecular_graphics
'Ortep for Windows (L. J. Farrugia, J. Appl. Cryst. 1997, 30, 565)'
_computing_publication_material
'WinGX v1.70.01 (L. J. Farrugia, J. Appl. Cryst. 1999, 32, 837)'
_computing_structure_refinement
'SHELX-97. Programs for Crystal Structure Analysis. (G. M. Sheldrick, 1997, Release 97-2, University of G\"ottingen, Germany)'
_computing_structure_solution
'SHELX-97. Programs for Crystal Structure Analysis. (G. M. Sheldrick, 1997, Release 97-2, University of G\"ottingen, Germany)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'Bruker Apex II CCD detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0300
_diffrn_reflns_av_unetI/netI     0.0275
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            32906
_diffrn_reflns_theta_full        32.63
_diffrn_reflns_theta_max         32.63
_diffrn_reflns_theta_min         1.51
_exptl_absorpt_coefficient_mu    0.378
_exptl_absorpt_correction_T_max  0.7464
_exptl_absorpt_correction_T_min  0.7201
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS. Area-Detector Integration Software. (Siemens Industrial Automation, 1995, Inc.: Madison, WI)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.633
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             604
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.522
_refine_diff_density_min         -0.540
_refine_diff_density_rms         0.066
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.019
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     335
_refine_ls_number_reflns         8762
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.019
_refine_ls_R_factor_all          0.0509
_refine_ls_R_factor_gt           0.0397
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0529P)^2^+0.6134P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1016
_refine_ls_wR_factor_ref         0.1090
_reflns_number_gt                7220
_reflns_number_total             8762
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5dt03796d2.cif
_cod_data_source_block           jmb005_0m_Compound_4
_cod_depositor_comments
'Adding full bibliography for 7037629--7037630.cif.'
_cod_database_code               7037630