Arsinophosphonium cations from arsenium-phosphine and -bisphosphine coordination chemistry.
Burford, Neil; Ragogna, Paul J.; Sharp, Kendall; McDonald, Robert; Ferguson, Michael J.; Inorganic chemistry 44 (2005) 9453–9460; doi:10.1021/ic050989w

data_4340378
_publ_section_title
;
 Arsinophosphonium cations from arsenium-phosphine and -bisphosphine
 coordination chemistry.
;
_journal_issue                   25
_journal_name_full               'Inorganic chemistry'
_journal_page_first              9453
_journal_page_last               9460
_journal_paper_doi               10.1021/ic050989w
_journal_volume                  44
_journal_year                    2005
_chemical_formula_sum            'C16 H18 As F3 N O3 P S'
_chemical_formula_weight         467.26
_space_group_IT_number           61
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   12.4041(11)
_cell_length_b                   14.4224(13)
_cell_length_c                   21.608(2)
_cell_measurement_temperature    193(2)
_cell_volume                     3865.6(6)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      193(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_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  0.0847
_diffrn_reflns_av_sigmaI/netI    0.0525
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            22726
_diffrn_reflns_theta_full        26.38
_diffrn_reflns_theta_max         26.38
_diffrn_reflns_theta_min         1.88
_exptl_absorpt_coefficient_mu    1.993
_exptl_absorpt_correction_T_max  0.9426
_exptl_absorpt_correction_T_min  0.5592
_exptl_crystal_density_diffrn    1.606
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1888
_exptl_crystal_size_max          0.33
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.612
_refine_diff_density_min         -0.324
_refine_diff_density_rms         0.078
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.049
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     235
_refine_ls_number_reflns         3942
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.049
_refine_ls_R_factor_all          0.0899
_refine_ls_R_factor_gt           0.0468
_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^)+(0.0415P)^2^+2.3411P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0890
_refine_ls_wR_factor_ref         0.1017
_reflns_number_gt                2580
_reflns_number_total             3942
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic050989wsi20050616_040139.cif
_cod_data_source_block           dal0449_[AN-PMe3]9a[OTf]
_cod_original_cell_volume        3865.5(6)
_cod_database_code               4340378