Cyclometalations on the Imidazo[1,2-a][1,8]naphthyridine Framework
Daw, Prosenjit; Ghatak, Tapas; Doucet, Henri; Bera, Jitendra K.; Organometallics 32 (2013) 4306–; doi:10.1021/om4004658

data_4081129
_publ_section_title
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 Cyclometalations on the Imidazo[1,2-a][1,8]naphthyridine Framework
;
_journal_issue                   15
_journal_name_full               Organometallics
_journal_page_first              4306
_journal_paper_doi               10.1021/om4004658
_journal_volume                  32
_journal_year                    2013
_chemical_formula_moiety         'C26 H25 Cl Ir N3'
_chemical_formula_sum            'C26 H25 Cl Ir N3'
_chemical_formula_weight         607.14
_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                88.613(3)
_cell_angle_beta                 81.547(3)
_cell_angle_gamma                75.942(3)
_cell_formula_units_Z            2
_cell_length_a                   8.4305(14)
_cell_length_b                   8.9632(15)
_cell_length_c                   15.168(3)
_cell_measurement_reflns_used    4983
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.30
_cell_measurement_theta_min      2.34
_cell_volume                     1099.7(3)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    ORTEP
_computing_publication_material  ciftab
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Bruker SMART APEX'
_diffrn_measurement_method       '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  0.0334
_diffrn_reflns_av_sigmaI/netI    0.0482
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            7716
_diffrn_reflns_theta_full        24.71
_diffrn_reflns_theta_max         24.71
_diffrn_reflns_theta_min         2.34
_exptl_absorpt_coefficient_mu    6.211
_exptl_absorpt_correction_T_max  0.3554
_exptl_absorpt_correction_T_min  0.3058
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.834
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             592
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.23
_exptl_crystal_size_min          0.21
_refine_diff_density_max         2.397
_refine_diff_density_min         -1.422
_refine_diff_density_rms         0.153
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.810
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     285
_refine_ls_number_reflns         3717
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.810
_refine_ls_R_factor_all          0.0324
_refine_ls_R_factor_gt           0.0300
_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^)+(0.0000P)^2^+16.9559P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0675
_refine_ls_wR_factor_ref         0.0689
_reflns_number_gt                3467
_reflns_number_total             3717
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om4004658_si_002.cif
_cod_data_source_block           compound2
_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 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4081129