Metallacycloheptatrienes of Iridium(III): Synthesis and Reactivity
Paneque, Margarita; Posadas, Cristina M.; Poveda, Manuel L.; Rendón, Nuria; Santos, Laura L.; Álvarez, Eleuterio; Salazar, Verónica; Mereiter, Kurt; Oñate, Enrique; Organometallics 26 (2007) 3403–; doi:10.1021/om061036o

data_4072789
_publ_section_title
;
 Metallacycloheptatrienes of Iridium(III):&#x00A0; Synthesis and
 Reactivity
;
_journal_issue                   14
_journal_name_full               Organometallics
_journal_page_first              3403
_journal_paper_doi               10.1021/om061036o
_journal_volume                  26
_journal_year                    2007
_chemical_formula_moiety         'C33 H38 B Ir N6 O10, C H2 Cl2 '
_chemical_formula_sum            'C34 H40 B Cl2 Ir N6 O10'
_chemical_formula_weight         966.63
_chemical_name_common            'compound (12)'
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 103.605(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.8289(7)
_cell_length_b                   31.296(2)
_cell_length_c                   11.2884(7)
_cell_measurement_reflns_used    6746
_cell_measurement_temperature    100.0(2)
_cell_measurement_theta_max      23
_cell_measurement_theta_min      2
_cell_volume                     3718.3(4)
_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      100.0(2)
_diffrn_detector_type            'Bruker SMART APEX'
_diffrn_measured_fraction_theta_full 0.938
_diffrn_measured_fraction_theta_max 0.938
_diffrn_measurement_device_type
;
'three-circle diffractometer with CCD area detector'
;
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'normal-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0621
_diffrn_reflns_av_sigmaI/netI    0.0797
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       41
_diffrn_reflns_limit_k_min       -40
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            45100
_diffrn_reflns_theta_full        28.58
_diffrn_reflns_theta_max         28.58
_diffrn_reflns_theta_min         1.30
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    3.800
_exptl_absorpt_correction_T_max  0.86
_exptl_absorpt_correction_T_min  0.69
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Absorption correction performed with SADABS program. This is based on the
method of Blessing: Blessing, R. H., Acta Crystallogr., Sect. A 1995, 51, 33.
;
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.727
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'irregular block'
_exptl_crystal_F_000             1928
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.04
_refine_diff_density_max         1.671
_refine_diff_density_min         -1.836
_refine_diff_density_rms         0.142
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.996
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     500
_refine_ls_number_reflns         8912
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.996
_refine_ls_R_factor_all          0.0699
_refine_ls_R_factor_gt           0.0446
_refine_ls_shift/su_max          0.093
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0381P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0905
_refine_ls_wR_factor_ref         0.0971
_reflns_number_gt                6555
_reflns_number_total             8912
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om061036o-file001.cif
_cod_data_source_block           12-mae82a1s
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               4072789