Syntheses and crystallographic studies of [Ir(η5-C5Me5)(L)(RF)I] (L = CO, PMe3; RF = CF2CF3, CF2CF2CF3, CF2C6F5, CF(CF3)2) complexes. Cone and solid angle steric parameters for perfluoroalkyl ligands
Hughes, Russell P.; Smith, Jeremy M.; Liable-Sands, Louise M.; Concolino, Thomas E.; Lam, Kin-Chung; Incarvito, Christopher; Rheingold, Arnold L.; Journal of the Chemical Society, Dalton Transactions  (2000) 873–; doi:10.1039/a907057e

data_7008930
_publ_section_title
;
 Syntheses and crystallographic studies of [Ir(\h5-C5Me5)(L)(RF)I]
 (L&#x2005;=&#x2005;CO, PMe3; RF&#x2005;=&#x2005;CF2CF3, CF2CF2CF3,
 CF2C6F5, CF(CF3)2) complexes. Cone and solid angle steric parameters
 for perfluoroalkyl ligands
;
_journal_issue                   6
_journal_name_full
'Journal of the Chemical Society, Dalton Transactions'
_journal_page_first              873
_journal_paper_doi               10.1039/a907057e
_journal_year                    2000
_chemical_formula_sum            'C16 H24 F7 I Ir P'
_chemical_formula_weight         699.42
_chemical_name_systematic
;

 ?

;
_space_group_IT_number           86
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  '-P 4bc'
_symmetry_space_group_name_H-M   'P 42/n :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            8
_cell_length_a                   23.0016(3)
_cell_length_b                   23.0016(3)
_cell_length_c                   8.1951(2)
_cell_measurement_reflns_used    6407
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      25.0
_cell_measurement_theta_min      2.0
_cell_volume                     4335.81(13)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.975
_diffrn_measured_fraction_theta_max 0.975
_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  0.0319
_diffrn_reflns_av_sigmaI/netI    0.0241
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            18533
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.77
_exptl_absorpt_coefficient_mu    7.712
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.782
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   DIFABS
_exptl_crystal_colour            Orange
_exptl_crystal_density_diffrn    2.143
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             2624
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.25
_refine_diff_density_max         1.250
_refine_diff_density_min         -1.574
_refine_diff_density_rms         0.126
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.288
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     235
_refine_ls_number_reflns         4151
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.288
_refine_ls_R_factor_all          0.0458
_refine_ls_R_factor_gt           0.0378
_refine_ls_shift/su_max          0.621
_refine_ls_shift/su_mean         0.100
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1445
_refine_ls_wR_factor_ref         0.1571
_reflns_number_gt                3659
_reflns_number_total             4151
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            a907057e.txt
_cod_data_source_block           rph100
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Tetragonal' changed to 'tetragonal'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'Empirical' changed to
'empirical' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_cell_volume        4335.8(2)
_cod_original_sg_symbol_H-M      P4(2)/n
_cod_database_code               7008930