Prototypical Phosphorus Analogues of Ethane: General and Versatile Synthetic Approaches to Hexaalkylated P-P Diphosphonium Cations
Jan J. Weigand; Susanne D. Riegel; Neil Burford; Andreas Decken; Journal of the American Chemical Society 129 (2007) 7969–7976; doi:10.1021/ja071306+

data_4111354
_publ_contact_author_address
;Department of Chemistry
University of New Brunswick
Fredericton, NB
E3B 6E2
Canada
;
_publ_contact_author_email       adecken@unb.ca
_publ_contact_author_fax         '(506) 453-4981'
_publ_contact_author_name        'Andreas Decken'
_publ_contact_author_phone       '(506) 453-4875'
_publ_section_title
;
 Prototypical Phosphorus Analogues of Ethane: General and Versatile
 Synthetic Approaches to Hexaalkylated P-P Diphosphonium Cations
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              7969
_journal_page_last               7976
_journal_paper_doi               10.1021/ja071306+
_journal_volume                  129
_journal_year                    2007
_chemical_formula_sum            'C11 H24 F6 O6 P2 S2'
_chemical_formula_weight         492.36
_space_group_IT_number           13
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      13
_symmetry_space_group_name_Hall  '-P 2yc'
_symmetry_space_group_name_H-M   'P 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 114.619(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   15.765(6)
_cell_length_b                   11.994(5)
_cell_length_c                   24.584(8)
_cell_measurement_reflns_used    8569
_cell_measurement_temperature    173(1)
_cell_measurement_theta_max      27.89
_cell_measurement_theta_min      2.22
_cell_volume                     4226(3)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(1)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.974
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0439
_diffrn_reflns_av_sigmaI/netI    0.0456
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            28485
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.42
_diffrn_source                   'fine-focus sealed tube'
_diffrn_source_type              'Siemens Kristalloflex 760'
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.479
_exptl_absorpt_correction_T_max  0.9537
_exptl_absorpt_correction_T_min  0.7957
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1997b)'
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.548
_exptl_crystal_description       Plate
_exptl_crystal_F_000             2032
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.652
_refine_diff_density_min         -0.503
_refine_diff_density_rms         0.087
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     546
_refine_ls_number_reflns         9473
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.0652
_refine_ls_R_factor_gt           0.0400
_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^)+(0.0477P)^2^+2.5977P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0976
_refine_ls_wR_factor_ref         0.1177
_reflns_number_gt                6904
_reflns_number_total             9473
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja071306si20070411_103447.cif
_cod_data_source_block           NB061127
_cod_original_sg_symbol_H-M      'P 2/c'
_cod_database_code               4111354