A new insight into the chemistry of iridium(iii) complexes bearing phenyl phenylphosphonite cyclometalate and chelating pyridyl triazolate: the excited-state proton transfer tautomerism via an inter-ligand PO-HN hydrogen bond.
Lin, Cheng-Huei; Liao, Jia-Ling; Wu, Yu-Sin; Liao, Kuan-Yu; Chi, Yun; Chen, Chi-Lin; Lee, Gene-Hsiang; Chou, Pi-Tai; Dalton transactions (Cambridge, England : 2003) 44 (2015) 8406–8418; doi:10.1039/c4dt02922d

data_7032981
_publ_section_title
;
 A new insight into the chemistry of iridium(iii) complexes bearing phenyl
 phenylphosphonite cyclometalate and chelating pyridyl triazolate: the
 excited-state proton transfer tautomerism via an inter-ligand PO-HN
 hydrogen bond.
;
_journal_issue                   18
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              8406
_journal_page_last               8418
_journal_paper_doi               10.1039/c4dt02922d
_journal_volume                  44
_journal_year                    2015
_chemical_formula_sum            'C48 H53 Ir N4 O3 P2'
_chemical_formula_weight         988.08
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 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                 99.8210(9)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   15.0395(6)
_cell_length_b                   20.7656(9)
_cell_length_c                   14.4577(6)
_cell_measurement_reflns_used    9995
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      26.15
_cell_measurement_theta_min      2.36
_cell_volume                     4449.0(3)
_computing_cell_refinement       'Bruker SAINT'
_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      150(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'BRUKER SMART APEXCCD area detector'
_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  0.0404
_diffrn_reflns_av_sigmaI/netI    0.0400
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            32724
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.37
_exptl_absorpt_coefficient_mu    3.118
_exptl_absorpt_correction_T_max  0.5744
_exptl_absorpt_correction_T_min  0.3047
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.475
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             2000
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.20
_refine_diff_density_max         1.339
_refine_diff_density_min         -0.710
_refine_diff_density_rms         0.232
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.149
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     497
_refine_ls_number_reflns         10235
_refine_ls_number_restraints     5
_refine_ls_restrained_S_all      1.155
_refine_ls_R_factor_all          0.0448
_refine_ls_R_factor_gt           0.0345
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0473P)^2^+2.6034P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0892
_refine_ls_wR_factor_ref         0.0979
_reflns_number_gt                8622
_reflns_number_total             10235
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4dt02922d1.cif
_cod_data_source_block           4
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2827 2014-09-09 07:05:25Z andrius 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not_measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 

 Adding full bibliography for 7032978--7032983.cif.
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_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7032981