Enlarging the π system of phosphorescent (C^C*) cyclometalated platinum(II) NHC complexes.
Tronnier, Alexander; Pöthig, Alexander; Metz, Stefan; Wagenblast, Gerhard; Münster, Ingo; Strassner, Thomas; Inorganic chemistry 53 (2014) 6346–6356; doi:10.1021/ic500971z

data_4350675
_publ_section_title
;
 Enlarging the \p system of phosphorescent (C^C*) cyclometalated
 platinum(II) NHC complexes.
;
_journal_issue                   12
_journal_name_full               'Inorganic chemistry'
_journal_page_first              6346
_journal_page_last               6356
_journal_paper_doi               10.1021/ic500971z
_journal_volume                  53
_journal_year                    2014
_chemical_compound_source        'see text'
_chemical_formula_moiety         'C20 H18 N2 O2 Pt'
_chemical_formula_sum            'C20 H18 N2 O2 Pt'
_chemical_formula_weight         513.45
_chemical_melting_point          471
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      15
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90
_cell_angle_beta                 96.59(3)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   21.566(4)
_cell_length_b                   7.8870(16)
_cell_length_c                   20.300(4)
_cell_measurement_reflns_used    891
_cell_measurement_temperature    198
_cell_measurement_theta_max      26.40
_cell_measurement_theta_min      2.02
_cell_volume                     3430.0(12)
_computing_cell_refinement       'Dirax/lsq (Duisenberg, 1992)'
_computing_data_collection       'Collect (Nonius BV, 1999)'
_computing_data_reduction        'EvalCCD (Duisenberg et al., 2003)'
_computing_molecular_graphics    'PLATON (Spek, 2011)'
_computing_publication_material  'PLATON (Spek, 2011), enCIFer (Allen, 2004)'
_computing_structure_refinement
'SHELXL97 (Sheldrick, 1997), SHELXLE (Huebschle, 2011)'
_computing_structure_solution    'SIR92 (Altomare et al., 1994)'
_diffrn_ambient_temperature      198
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device       '95mm CCD camera on \k-goniostat'
_diffrn_measurement_device_type  'Bruker KappaCCD'
_diffrn_measurement_method       'phi- and omega-rotation'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0418
_diffrn_reflns_av_unetI/netI     0.0212
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            39889
_diffrn_reflns_reduction_process
;
;
_diffrn_reflns_theta_full        26.39
_diffrn_reflns_theta_max         26.39
_diffrn_reflns_theta_min         2.02
_exptl_absorpt_coefficient_mu    8.197
_exptl_absorpt_correction_T_max  0.261
_exptl_absorpt_correction_T_min  0.106
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS 2.10.(Sheldrick,Bruker AXS Inc.,2002)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.989
_exptl_crystal_density_method    'Not Measured'
_exptl_crystal_description       fragment
_exptl_crystal_F_000             1968
_exptl_crystal_size_max          0.500
_exptl_crystal_size_mid          0.390
_exptl_crystal_size_min          0.220
_refine_diff_density_max         0.817
_refine_diff_density_min         -1.470
_refine_diff_density_rms         0.312
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.251
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     228
_refine_ls_number_reflns         3511
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.251
_refine_ls_R_factor_all          0.0320
_refine_ls_R_factor_gt           0.0208
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0438P)^2^+1.0606P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0598
_refine_ls_wR_factor_ref         0.0746
_reflns_number_gt                2997
_reflns_number_total             3511
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ic500971z_si_002.cif
_cod_data_source_block           compound_9
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/ACS/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               4350675