Bis-cyclometallated Ir(III) complexes containing 2-(1<i>H</i>-pyrazol-3-yl)pyridine ligands; influence of substituents and cyclometallating ligands on response to changes in pH.
Abdolla, Noreldin S. Y.; Davies, David L.; Lowe, Mark P.; Singh, Kuldip; Dalton transactions (Cambridge, England : 2003) 49 (2020) 12025–12036; doi:10.1039/d0dt02434a

data_7705154
_publ_section_title
;
 Bis-cyclometallated Ir(III) complexes containing
 2-(1<i>H</i>-pyrazol-3-yl)pyridine ligands; influence of substituents and
 cyclometallating ligands on response to changes in pH.
;
_journal_issue                   34
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              12025
_journal_page_last               12036
_journal_paper_doi               10.1039/d0dt02434a
_journal_volume                  49
_journal_year                    2020
_chemical_formula_moiety         '4(C36 H26 Ir N5), 7(C H2 Cl2)'
_chemical_formula_sum            'C151 H118 Cl14 Ir4 N20'
_chemical_formula_weight         3477.75
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_cell_setting           monoclinic
_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
_audit_update_record
;
2020-07-07 deposited with the CCDC.	2020-08-12 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 99.262(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            1
_cell_length_a                   15.196(3)
_cell_length_b                   10.3751(19)
_cell_length_c                   21.860(4)
_cell_measurement_reflns_used    667
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      28.425
_cell_measurement_theta_min      2.387
_cell_volume                     3401.5(11)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_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 Apex 2000 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  0.1505
_diffrn_reflns_av_sigmaI/netI    0.1751
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            25993
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.52
_exptl_absorpt_coefficient_mu    4.236
_exptl_absorpt_correction_T_max  0.831
_exptl_absorpt_correction_T_min  0.642
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details
;
absorption correction based on 4669 reflections(SADABS);Rint 0.0947 before
correction and 0.0619 after.
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.698
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1710
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.10
_refine_diff_density_max         2.056
_refine_diff_density_min         -1.148
_refine_diff_density_rms         0.189
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.896
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     433
_refine_ls_number_reflns         6688
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.896
_refine_ls_R_factor_all          0.1170
_refine_ls_R_factor_gt           0.0589
_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^)+(0.0172P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0953
_refine_ls_wR_factor_ref         0.1085
_reflns_number_gt                4019
_reflns_number_total             6688
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            d0dt02434a2.cif
_cod_data_source_block           15010
_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/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/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 7556 2019-12-06 15:28:31Z antanas 

 Adding full bibliography for 7705149--7705156.cif.
;
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               7705154