IPaul<sup>Het</sup> - spatially-defined, wingtip-flexible, N,C-chelating oxazole and thiazole donor N-heterocyclic carbene ligands.
Podchorodecka, Pamela; Dziuk, Błażej; Szostak, Roman; Szostak, Michal; Bisz, Elwira; Dalton transactions (Cambridge, England : 2003) 54 (2025) 14267–14276; doi:10.1039/d5dt01576f

data_7719242
_publ_section_title
;
 IPaul<sup>Het</sup> - spatially-defined, wingtip-flexible, N,C-chelating
 oxazole and thiazole donor N-heterocyclic carbene ligands.
;
_journal_issue                   38
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              14267
_journal_page_last               14276
_journal_paper_doi               10.1039/d5dt01576f
_journal_volume                  54
_journal_year                    2025
_chemical_formula_moiety         'C66 H58 Ag2 Cl2 N6 O2'
_chemical_formula_sum            'C66 H58 Ag2 Cl2 N6 O2'
_chemical_formula_weight         1253.82
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-I 2ya'
_space_group_name_H-M_alt        'I 1 2/a 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_date             2025-05-21
_audit_creation_method
;
Olex2 1.3
(compiled 2020.11.12 svn.r5f609507 for OlexSys, GUI svn.r6408)
;
_audit_update_record
;
2025-05-21 deposited with the CCDC.	2025-08-06 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 103.359(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   21.4335(5)
_cell_length_b                   10.8547(3)
_cell_length_c                   24.4405(7)
_cell_measurement_reflns_used    24207
_cell_measurement_temperature    100.0(2)
_cell_measurement_theta_max      25.998
_cell_measurement_theta_min      3.410
_cell_volume                     5532.3(3)
_computing_cell_refinement       'CrysAlisCCD (Oxford Diffraction Ltd., 2008)'
_computing_data_collection       'CrysAlisCCD (Oxford Diffraction Ltd., 2008)'
_computing_data_reduction        'CrysAlisCCD (Oxford Diffraction Ltd., 2008)'
_computing_molecular_graphics    'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2014/7 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXS-2014/7 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100.0(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'KM4 with Sapphire CCD'
_diffrn_measurement_method       \w--scan
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0381
_diffrn_reflns_av_unetI/netI     0.0351
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            24207
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.998
_diffrn_reflns_theta_min         3.410
_exptl_absorpt_coefficient_mu    0.857
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.814
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SCALE3 ABSPACK (Rigaku Oxford Diffraction, 2015).
;
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.505
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             2560
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.762
_refine_diff_density_min         -0.381
_refine_diff_density_rms         0.078
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.097
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     356
_refine_ls_number_reflns         5436
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.097
_refine_ls_R_factor_all          0.0480
_refine_ls_R_factor_gt           0.0382
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0290P)^2^+16.8625P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0813
_refine_ls_wR_factor_ref         0.0841
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4685
_reflns_number_total             5436
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5dt01576f2.cif
_cod_data_source_block           eb3
_cod_depositor_comments
'Adding full bibliography for 7719242--7719244.cif.'
_cod_database_code               7719242
_shelx_shelxl_version_number     2014/7
_exptl_absorpt_special_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.33c (release 11-04-2014 CrysAlis171 .NET)
(compiled Apr 11 2014,15:12:41)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_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)
2.b Aromatic/amide H refined with riding coordinates:
 C8(H8), C6(H6), C12(H12), C13(H13), C14(H14), C15(H15), C16(H16), C18(H18),
 C19(H19), C20(H20), C21(H21), C22(H22), C30(H30), C31(H31), C32(H32), C33(H33)
2.c Idealised Me refined as rotating group:
 C23(H23A,H23B,H23C), C24(H24A,H24B,H24C), C25(H25A,H25B,H25C), C26(H26A,H26B,
 H26C)
;
_shelx_res_checksum              28233
_shelx_hkl_checksum              61016
_olex2_submission_special_instructions 'No special instructions were received'