1,2,3-Triphenylphosphirene derivatives of the iridium carbonyl clusters [HIr4(CO)9L(μ-PPh2)] (L = CO, PPh3) resulting from substitution, insertion and hydrometallation processes †
Hitchcock, Peter B.; Nixon, John F.; Vargas, Maria D.; Ziglio, Cláudio M.; Journal of the Chemical Society, Dalton Transactions  (2000) 2527–; doi:10.1039/b003002n

data_7009713
_publ_section_title
;
 1,2,3-Triphenylphosphirene derivatives of the iridium carbonyl
 clusters [HIr4(CO)9L(\m-PPh2)] (L&#x2005;=&#x2005;CO, PPh3) resulting
 from substitution, insertion and hydrometallation
 processes&#x200A;&#x2020;
;
_journal_issue                   15
_journal_name_full
'Journal of the Chemical Society, Dalton Transactions'
_journal_page_first              2527
_journal_paper_doi               10.1039/b003002n
_journal_year                    2000
_chemical_formula_sum            'C60 H41 Ir4 O8 P3'
_chemical_formula_weight         1751.64
_chemical_name_common            '[Ir4(CO)8(PPh2)(PHPCPhCPh)(PhPCPhCHPh)]'
_chemical_name_systematic
; 
 ? 
;
_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                 100.08(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   22.206(4)
_cell_length_b                   17.563(2)
_cell_length_c                   35.748(5)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      10
_cell_measurement_theta_min      7
_cell_volume                     13727(4)
_computing_cell_refinement       'Enraf-Nonius CAD4'
_computing_data_collection       'Enraf-Nonius CAD4'
_computing_molecular_graphics    'CAMERON (Watkin and Pearce,1993)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_method       \w--2\q
_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  0.0754
_diffrn_reflns_av_sigmaI/netI    0.1747
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       38
_diffrn_reflns_limit_l_min       -39
_diffrn_reflns_number            19632
_diffrn_reflns_theta_full        23.00
_diffrn_reflns_theta_max         23.00
_diffrn_reflns_theta_min         2.01
_diffrn_standards_decay_%        0
_diffrn_standards_interval_time  120
_diffrn_standards_number         2
_exptl_absorpt_coefficient_mu    7.845
_exptl_absorpt_correction_T_max  1.00
_exptl_absorpt_correction_T_min  0.57
_exptl_absorpt_correction_type   empirical
_exptl_crystal_density_diffrn    1.695
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             6544
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.15
_refine_diff_density_max         1.518
_refine_diff_density_min         -1.128
_refine_diff_density_rms         0.246
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.012
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     479
_refine_ls_number_reflns         19075
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.012
_refine_ls_R_factor_all          0.1980
_refine_ls_R_factor_gt           0.0861
_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^)+(0.0882P)^2^+61.9906P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1923
_refine_ls_wR_factor_ref         0.2466
_reflns_number_gt                8760
_reflns_number_total             19075
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b003002n.txt
_cod_data_source_block           oct898
_cod_original_cell_volume        13727(3)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7009713