Phosphorus(I) Iodide: A Versatile Metathesis Reagent for the Synthesis of Low Oxidation State Phosphorus Compounds
Ellis, Bobby D.; Macdonald, Charles L. B.; Inorganic Chemistry 45 (2006) 6864–6874; doi:10.1021/ic060186o

data_4332295
_publ_section_title
;
 Phosphorus(I) Iodide:&#x00A0; A Versatile Metathesis Reagent for the
 Synthesis of Low Oxidation State Phosphorus Compounds
;
_journal_issue                   17
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              6864
_journal_page_last               6874
_journal_paper_doi               10.1021/ic060186o
_journal_volume                  45
_journal_year                    2006
_chemical_formula_moiety         'C26 H24 I4 P2'
_chemical_formula_sum            'C26 H24 I4 P2'
_chemical_formula_weight         905.99
_chemical_name_common
'bis(diphenylphosphino)ethane tetraiodine adduct'
_space_group_IT_number           41
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'A 2 -2ab'
_symmetry_space_group_name_H-M   'A e a 2'
_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            4
_cell_length_a                   15.2158(8)
_cell_length_b                   15.2876(8)
_cell_length_c                   12.3342(6)
_cell_measurement_reflns_used    5274
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.52
_cell_measurement_theta_min      2.51
_cell_volume                     2869.1(3)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'CCD area 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  0.0245
_diffrn_reflns_av_sigmaI/netI    0.0234
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            13418
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         2.51
_exptl_absorpt_coefficient_mu    4.469
_exptl_absorpt_correction_T_max  0.640
_exptl_absorpt_correction_T_min  0.499
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    2.097
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1688
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.850
_refine_diff_density_min         -0.351
_refine_diff_density_rms         0.092
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.01(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.040
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     163
_refine_ls_number_reflns         3291
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.040
_refine_ls_R_factor_all          0.0188
_refine_ls_R_factor_gt           0.0181
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0196P)^2^+2.0685P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0411
_refine_ls_wR_factor_ref         0.0414
_reflns_number_gt                3212
_reflns_number_total             3291
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic060186osup1.cif
_cod_data_source_block           aba2
_cod_depositor_comments
;

2021-04-14
Space group name changed to comply with IUCR recomendations
                 miguel
;
_cod_original_sg_symbol_Hall     'A 2 -2ac'
_cod_original_sg_symbol_H-M      'A b a 2'
_cod_database_code               4332295