Synthesis and characterization of N-heterocyclic carbene-MOEt<sub>2</sub> complexes (M = Cu, Ag, Au). Analysis of solvated auxiliary-ligand free [(NHC)M]<sup>+</sup> species.
Muñoz-Castro, Alvaro; Wang, Guocang; Ponduru, Tharun Teja; Dias, H. V. Rasika; Physical chemistry chemical physics : PCCP 23 (2021) 1577–1583; doi:10.1039/d0cp05222a

data_7241703
_publ_section_title
;
 Synthesis and characterization of N-heterocyclic carbene-MOEt<sub>2</sub>
 complexes (M = Cu, Ag, Au). Analysis of solvated auxiliary-ligand free
 [(NHC)M]<sup>+</sup> species.
;
_journal_issue                   2
_journal_name_full               'Physical chemistry chemical physics : PCCP'
_journal_page_first              1577
_journal_page_last               1583
_journal_paper_doi               10.1039/d0cp05222a
_journal_volume                  23
_journal_year                    2021
_chemical_formula_moiety         'F6 Sb, C22 H37 Cu N O'
_chemical_formula_sum            'C22 H37 Cu F6 N O Sb'
_chemical_formula_weight         630.81
_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   mixed
_atom_sites_solution_primary     dual
_audit_creation_date             2019-12-12
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2020-07-15 deposited with the CCDC.	2020-11-30 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 97.2270(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.4439(3)
_cell_length_b                   11.1960(4)
_cell_length_c                   27.3426(10)
_cell_measurement_reflns_used    9815
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      33.07
_cell_measurement_theta_min      2.90
_cell_volume                     2564.38(16)
_computing_cell_refinement       'SAINT V8.38A (?, 2016)'
_computing_data_reduction        'SAINT V8.38A (?, 2016)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      99.99
_diffrn_detector_area_resol_mean 8
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type
'Bruker D8 Quest with a Photon 100 CMOS detector'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0219
_diffrn_reflns_av_unetI/netI     0.0185
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       39
_diffrn_reflns_limit_l_min       -39
_diffrn_reflns_number            34846
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         30.508
_diffrn_reflns_theta_min         2.896
_diffrn_source                   'sealed tube'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.940
_exptl_absorpt_correction_T_max  0.3399
_exptl_absorpt_correction_T_min  0.2767
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. wR2(int) was 0.0649 before and 0.0476 after correction. The Ratio of minimum to maximum transmission is 0.8141. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.634
_exptl_crystal_description       rods
_exptl_crystal_F_000             1272
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.489
_refine_diff_density_min         -0.409
_refine_diff_density_rms         0.076
_refine_ls_extinction_coef       0.00292(14)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2018/3 (Sheldrick 2018)'
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     306
_refine_ls_number_reflns         7793
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0216
_refine_ls_R_factor_gt           0.0194
_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^)+(0.0167P)^2^+1.8825P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0449
_refine_ls_wR_factor_ref         0.0457
_reflns_Friedel_coverage         0.000
_reflns_number_gt                7314
_reflns_number_total             7793
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0cp05222a2.cif
_cod_data_source_block           rad740_0m_a
_cod_depositor_comments
'Adding full bibliography for 7241701--7241703.cif.'
_cod_database_code               7241703
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.815
_shelx_estimated_absorpt_t_min   0.576
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C11(H11), C14(H14)
2.b Secondary CH2 refined with riding coordinates:
 C3(H3A,H3B), C19(H19A,H19B), C21(H21A,H21B)
2.c Aromatic/amide H refined with riding coordinates:
 C7(H7), C8(H8), C9(H9)
2.d Idealised Me refined as rotating group:
 C12(H12A,H12B,H12C), C13(H13A,H13B,H13C), C15(H15A,H15B,H15C), C16(H16A,H16B,
 H16C), C17(H17A,H17B,H17C), C18(H18A,H18B,H18C), C20(H20A,H20B,H20C), C22(H22A,
 H22B,H22C)
;
_shelx_res_checksum              88835
_olex2_submission_special_instructions 'No special instructions were received'