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_4332291
_publ_section_title
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 Phosphorus(I) Iodide:&#x00A0; A Versatile Metathesis Reagent for the
 Synthesis of Low Oxidation State Phosphorus Compounds
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_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         'C27 H26 P3 1+, C24 H20 B 1-'
_chemical_formula_sum            'C51 H46 B P3'
_chemical_formula_weight         762.60
_chemical_melting_point          168.5(5)
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 114.957(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.244(3)
_cell_length_b                   17.883(3)
_cell_length_c                   21.258(4)
_cell_measurement_reflns_used    3477
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      21.58
_cell_measurement_theta_min      2.16
_cell_volume                     4220.0(15)
_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 1.000
_diffrn_measured_fraction_theta_max 1.000
_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  0.1148
_diffrn_reflns_av_sigmaI/netI    0.1578
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            29565
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.55
_exptl_absorpt_coefficient_mu    0.176
_exptl_absorpt_correction_T_max  0.949
_exptl_absorpt_correction_T_min  0.453
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.200
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1608
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.50
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.263
_refine_diff_density_min         -0.202
_refine_diff_density_rms         0.039
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.962
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     496
_refine_ls_number_reflns         9692
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.962
_refine_ls_R_factor_all          0.2144
_refine_ls_R_factor_gt           0.0626
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0437P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1008
_refine_ls_wR_factor_ref         0.1460
_reflns_number_gt                3384
_reflns_number_total             9692
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic060186osup1.cif
_cod_data_source_block           p21n
_cod_depositor_comments
;
The following automatic conversions were performed:

'_chemical_melting_point' value '168-169' was changed to '168.5(5)' -
the average value was taken and precision was estimated.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4332291