A green route to platinum N-heterocyclic carbene complexes: mechanism and expanded scope
Maliszewski, Benon P.; Ritacco, Ida; Beliš, Marek; Hashim, Ishfaq Ibni; Tzouras, Nikolaos V.; Caporaso, Lucia; Cavallo, Luigi; Van Hecke, Kristof; Nahra, Fady; Cazin, Catherine S. J.; Nolan, Steven P.; Dalton Transactions  (2022) –; doi:10.1039/D2DT00504B

data_7709903
_publ_section_title
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 A green route to platinum N-heterocyclic carbene complexes: mechanism and
 expanded scope
;
_journal_name_full               'Dalton Transactions'
_journal_paper_doi               10.1039/D2DT00504B
_journal_year                    2022
_chemical_formula_moiety         'C71 H62 Cl2 N2 O2 Pt S, 2[C5H12]'
_chemical_formula_sum            'C81 H86 Cl2 N2 O2 Pt S'
_chemical_formula_weight         1417.56
_space_group_crystal_system      orthorhombic
_space_group_IT_number           61
_space_group_name_Hall           '-P 2ac 2ab'
_space_group_name_H-M_alt        'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2021-12-14
_audit_creation_method
;
Olex2 1.3
(compiled 2020.11.12 svn.r5f609507 for OlexSys, GUI svn.r6408)
;
_audit_update_record
;
2022-01-20 deposited with the CCDC.	2022-03-31 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   18.8483(3)
_cell_length_b                   19.1553(3)
_cell_length_c                   37.0561(5)
_cell_measurement_reflns_used    23652
_cell_measurement_temperature    100.0(1)
_cell_measurement_theta_max      27.5610
_cell_measurement_theta_min      3.0260
_cell_volume                     13378.9(3)
_computing_cell_refinement       'CrysAlisPro 1.171.40.67a (Rigaku OD, 2019)'
_computing_data_collection       'CrysAlisPro 1.171.40.67a (Rigaku OD, 2019)'
_computing_data_reduction        'CrysAlisPro 1.171.40.67a (Rigaku OD, 2019)'
_computing_molecular_graphics    'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2018/3 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT  (Sheldrick, 2015)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      100.0(1)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 10.4839
_diffrn_detector_type            Atlas
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.898
_diffrn_measurement_details
;
List of Runs (angles in degrees, time in seconds):

  # Type    Start    End  Width  t~exp~   \w     \q     \k     \f   Frames
  1  \w    -42.00  40.00   0.50   35.00    --    7.76 -77.00 -60.00  164
  2  \w    -15.00  49.00   0.50   35.00    --    7.76 -99.00-150.00  128
  3  \w    -33.00  57.00   0.50   35.00    --   -8.62  38.00  60.00  180
;
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at home/near, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_type
'CrysAlisPro convention (1999,Acta A55,543-557)'
_diffrn_orient_matrix_UB_11      -0.0233714000
_diffrn_orient_matrix_UB_12      -0.0181510000
_diffrn_orient_matrix_UB_13      -0.0117329000
_diffrn_orient_matrix_UB_21      -0.0285175000
_diffrn_orient_matrix_UB_22      0.0211804000
_diffrn_orient_matrix_UB_23      0.0059572000
_diffrn_orient_matrix_UB_31      0.0074923000
_diffrn_orient_matrix_UB_32      0.0243459000
_diffrn_orient_matrix_UB_33      -0.0139095000
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0587
_diffrn_reflns_av_unetI/netI     0.0554
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.898
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       36
_diffrn_reflns_limit_l_min       -45
_diffrn_reflns_number            85803
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.898
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.730
_diffrn_reflns_theta_min         2.470
_diffrn_source                   'micro-focus sealed X-ray tube'
_diffrn_source_type              'SuperNova (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    2.259
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.557
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.40.67a (Rigaku Oxford Diffraction, 2019)
Numerical absorption correction based on gaussian integration over
			a multifaceted crystal model
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'clear colourless'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.408
_exptl_crystal_description       irregular
_exptl_crystal_F_000             5840
_exptl_crystal_preparation       Synthesis
_exptl_crystal_recrystallization_method 'Pentane diffusion in THF'
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.151
_exptl_crystal_size_min          0.088
_refine_diff_density_max         3.488
_refine_diff_density_min         -2.490
_refine_diff_density_rms         0.115
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.024
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     716
_refine_ls_number_reflns         15561
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.024
_refine_ls_R_factor_all          0.0783
_refine_ls_R_factor_gt           0.0503
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0320P)^2^+46.3436P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0973
_refine_ls_wR_factor_ref         0.1093
_reflns_Friedel_coverage         0.000
_reflns_number_gt                11074
_reflns_number_total             15561
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2dt00504b2.cif
_cod_data_source_block           bm171
_cod_database_code               7709903
_shelx_shelxl_version_number     2018/3
_chemical_oxdiff_formula         'C71 H62 Cl2 N2 O2 Pt S'
_shelx_estimated_absorpt_t_max   0.826
_shelx_estimated_absorpt_t_min   0.613
_reflns_odcompleteness_completeness 99.79
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     25.07
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C10(H10), C24(H24), C43(H43), C57(H57)
2.b Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C6(H6), C8(H8), C12(H12), C13(H13), C14(H14), C15(H15),
 C16(H16), C18(H18), C19(H19), C20(H20), C21(H21), C22(H22), C26(H26), C27(H27),
  C28(H28), C29(H29), C30(H30), C32(H32), C33(H33), C34(H34), C35(H35),
 C36(H36), C39(H39), C41(H41), C45(H45), C46(H46), C47(H47), C48(H48), C49(H49),
  C51(H51), C52(H52), C53(H53), C54(H54), C55(H55), C59(H59), C60(H60),
 C61(H61), C62(H62), C63(H63), C65(H65), C66(H66), C67(H67), C68(H68), C69(H69)
2.c Idealised Me refined as rotating group:
 C23(H23A,H23B,H23C), C56(H56A,H56B,H56C), C70(H70A,H70B,H70C), C71(H71A,H71B,
 H71C)
;
_smtbx_masks_special_details
;
A solvent mask was calculated and 580 electrons were 
found in a volume of 2736\%A^3^ in 1 void per unit cell. 
This is close to the presence of 
2[C5H12] per Asymmetric Unit 
which account for 672 electrons 
per unit cell.
;
_smtbx_masks_void_probe_radius   1.2
_smtbx_masks_void_truncation_radius 1.2
_shelx_res_checksum              82989
_shelx_hkl_checksum              81913
_shelx_fab_checksum              7695
_olex2_date_sample_data_collection 2021-12-10
_olex2_exptl_crystal_mounting_method 'Litho loop'
_olex2_submission_original_sample_id BM171
_olex2_submission_special_instructions 'No special instructions were received'
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
- B-factor correction
;
_oxdiff_exptl_absorpt_empirical_full_max 1.211
_oxdiff_exptl_absorpt_empirical_full_min 0.848