Ir(III)-Induced C-Bound to N-Bound Tautomerization of a N-Heterocyclic Carbene
Wang, Xinjiao; Chen, Hongyu; Li, Xingwei; Organometallics 26 (2007) 4684–; doi:10.1021/om700498w

data_4073618
_publ_section_title
;
 Ir(III)-Induced C-Bound to N-Bound Tautomerization of a N-Heterocyclic
 Carbene
;
_journal_issue                   18
_journal_name_full               Organometallics
_journal_page_first              4684
_journal_paper_doi               10.1021/om700498w
_journal_volume                  26
_journal_year                    2007
_chemical_formula_sum            'C17 H27 Cl2 Ir N2'
_chemical_formula_weight         522.51
_chemical_name_systematic
;

 ?

;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                91.3790(10)
_cell_angle_beta                 102.1070(10)
_cell_angle_gamma                102.6400(10)
_cell_formula_units_Z            2
_cell_length_a                   7.3060(2)
_cell_length_b                   8.2593(3)
_cell_length_c                   16.8867(5)
_cell_measurement_reflns_used    5310
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      30.57
_cell_measurement_theta_min      2.47
_cell_volume                     969.56(5)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_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      296(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_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  0.0230
_diffrn_reflns_av_sigmaI/netI    0.0201
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            20988
_diffrn_reflns_theta_full        30.61
_diffrn_reflns_theta_max         30.61
_diffrn_reflns_theta_min         2.47
_exptl_absorpt_coefficient_mu    7.159
_exptl_absorpt_correction_T_max  0.5346
_exptl_absorpt_correction_T_min  0.2226
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.790
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             508
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.801
_refine_diff_density_min         -0.821
_refine_diff_density_rms         0.086
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.053
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     209
_refine_ls_number_reflns         5949
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.053
_refine_ls_R_factor_all          0.0196
_refine_ls_R_factor_gt           0.0167
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0167P)^2^+0.3813P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0383
_refine_ls_wR_factor_ref         0.0393
_reflns_number_gt                5536
_reflns_number_total             5949
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om700498w-file001.cif
_cod_data_source_block           lxw2
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4073618