Pushing steric limits in osmium(IV) tetraaryl complexes
Parr, Joseph Michael; Olivar, Clarissa; Saal, Thomas; Haiges, Ralf; Inkpen , Michael Stephen; Dalton Transactions  (2022) –; doi:10.1039/D2DT01706G

data_7710571
_publ_section_title
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 Pushing steric limits in osmium(IV) tetraaryl complexes
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_journal_name_full               'Dalton Transactions'
_journal_paper_doi               10.1039/D2DT01706G
_journal_year                    2022
_chemical_formula_moiety         'C18 H22 O2 Os'
_chemical_formula_sum            'C18 H22 O2 Os'
_chemical_formula_weight         460.55
_chemical_name_common            OsO2(mes)2
_chemical_name_systematic        Dimesityldioxoosmium(VI)
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_audit_update_record
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2021-10-29 deposited with the CCDC.	2022-06-22 downloaded from the CCDC.
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_cell_angle_alpha                90
_cell_angle_beta                 98.2720(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.6400(4)
_cell_length_b                   15.1376(5)
_cell_length_c                   8.2955(3)
_cell_measurement_reflns_used    8686
_cell_measurement_temperature    100.(2)
_cell_measurement_theta_max      71.9238
_cell_measurement_theta_min      4.5857
_cell_volume                     1570.74(9)
_computing_cell_refinement       'APEX2 v2018.1-0 (Bruker AXS, 2018)'
_computing_data_collection
'Bruker Instrument Service v2012.12.0.3 (Bruker AXS, 2012)'
_computing_data_reduction        'SAINT V8.38A (Bruker AXS, 2017)'
_computing_molecular_graphics    'shelXle (C.B. Huebschle, rev 882)'
_computing_publication_material  'SHELXTL XT 2017/1 (Bruker AXS, 2017)'
_computing_structure_refinement  'SHELXTL XT 2017/1 (Bruker AXS, 2017)'
_computing_structure_solution    'SHELXTL XT 2014/5 (Bruker AXS, 2014)'
_diffrn_ambient_temperature      100.(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 0.987
_diffrn_measured_fraction_theta_max 0.987
_diffrn_measurement_device_type  'Bruker APEX II CCD'
_diffrn_measurement_method       'omega- and phi-scans'
_diffrn_radiation_monochromator  'TRIUMPH curved-crystal'
_diffrn_radiation_type           'CuK\a '
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0671
_diffrn_reflns_av_unetI/netI     0.0346
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            22437
_diffrn_reflns_theta_full        71.92
_diffrn_reflns_theta_max         71.92
_diffrn_reflns_theta_min         3.53
_diffrn_source                   'luS microsource'
_exptl_absorpt_coefficient_mu    15.341
_exptl_absorpt_correction_T_max  0.43
_exptl_absorpt_correction_T_min  0.15
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS 2016/2 (Bruker AXS, 2016)'
_exptl_crystal_colour            'clear dark green'
_exptl_crystal_density_diffrn    1.948
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             888
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: n-hexane, dichloromethane'
_exptl_crystal_size_max          0.209
_exptl_crystal_size_mid          0.194
_exptl_crystal_size_min          0.066
_refine_diff_density_max         0.825
_refine_diff_density_min         -1.406
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.062
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     196
_refine_ls_number_reflns         3056
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.062
_refine_ls_R_factor_all          0.0265
_refine_ls_R_factor_gt           0.0237
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0288P)^2^+1.5592P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0571
_refine_ls_wR_factor_ref         0.0584
_reflns_number_gt                2876
_reflns_number_total             3056
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2dt01706g2.cif
_cod_data_source_block           C18H22O2Os
_cod_depositor_comments
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The following automatic conversions were performed:

data item '_exptl_absorpt_correction_type' value 'Multi-Scan' was
changed to 'multi-scan' 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 
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_cod_database_code               7710571
_shelx_res_checksum              73359
_shelx_hkl_checksum              34649