Interplay of Supramolecular Organization, Metallophilic Interactions, Phase Changes, and Luminescence in Four Polymorphs of IrI(CO)2(OC(CH3)CHC(CH3)N(p-tol))
Emily M. Gussenhoven; Marilyn M. Olmstead; James C. Fettinger; Alan L. Balch; Inorganic Chemistry 47 (2008) 4570–4578; doi:10.1021/ic702243z

data_4304684
_publ_section_title
;
Interplay of Supramolecular Organization, Metallophilic Interactions, Phase
Changes, and Luminescence in Four Polymorphs of
IrI(CO)2(OC(CH3)CHC(CH3)N(p-tol))
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              4570
_journal_page_last               4578
_journal_paper_doi               10.1021/ic702243z
_journal_volume                  47
_journal_year                    2008
_chemical_formula_moiety         'C14 H14 Ir N O3'
_chemical_formula_sum            'C14 H14 Ir N O3'
_chemical_formula_weight         436.46
_chemical_name_common            Ir(CO)2(N(p-tol)C(CH3)CHC(CH3)O)
_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                 93.4020(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.2731(4)
_cell_length_b                   15.6736(7)
_cell_length_c                   10.0526(4)
_cell_measurement_reflns_used    9174
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.509
_cell_measurement_theta_min      2.200
_cell_volume                     1458.50(11)
_computing_cell_refinement       'SAINT (Bruker, 2006)'
_computing_data_collection       'SMART 5.054 (Bruker, 2003)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'SHELXTL 5.1 (Sheldrick, 1994)'
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_detector_area_resol_mean 8.3
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker SMART 1000'
_diffrn_measurement_method       \w
_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  0.0330
_diffrn_reflns_av_sigmaI/netI    0.0216
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            18504
_diffrn_reflns_theta_full        27.52
_diffrn_reflns_theta_max         27.52
_diffrn_reflns_theta_min         2.41
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    9.156
_exptl_absorpt_correction_T_max  0.1532
_exptl_absorpt_correction_T_min  0.0860
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'SADABS-2007/2 (Sheldrick, 2007)'
_exptl_crystal_colour            amber
_exptl_crystal_density_diffrn    1.988
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             824
_exptl_crystal_size_max          0.53
_exptl_crystal_size_mid          0.36
_exptl_crystal_size_min          0.33
_refine_diff_density_max         0.830
_refine_diff_density_min         -0.743
_refine_diff_density_rms         0.077
_refine_ls_extinction_coef       0.00446(17)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.071
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     176
_refine_ls_number_reflns         3361
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.071
_refine_ls_R_factor_all          0.0270
_refine_ls_R_factor_gt           0.0192
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0218P)^2^+0.8847P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0478
_refine_ls_wR_factor_ref         0.0518
_reflns_number_gt                2814
_reflns_number_total             3361
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ic702243z-file002.cif
_cod_data_source_block           emg37fi
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               4304684