Synthesis and a combined experimental/theoretical structural study of a comprehensive set of Pd/NHC complexes with <i>o</i>-, <i>m</i>-, and <i>p</i>-halogen-substituted aryl groups (X = F, Cl, Br, CF<sub>3</sub>).
Pankov, Roman O.; Prima, Darya O.; Kostyukovich, Alexander Yu; Minyaev, Mikhail E.; Ananikov, Valentine P.; Dalton transactions (Cambridge, England : 2003)  (2023) –; doi:10.1039/d2dt03665g

data_7712546
_publ_section_title
;
 Synthesis and a combined experimental/theoretical structural study of a
 comprehensive set of Pd/NHC complexes with <i>o</i>-, <i>m</i>-, and
 <i>p</i>-halogen-substituted aryl groups (X = F, Cl, Br, CF<sub>3</sub>).
;
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_paper_doi               10.1039/d2dt03665g
_journal_year                    2023
_chemical_formula_moiety         'C22 H15 Cl2 F6 N3 Pd'
_chemical_formula_sum            'C22 H15 Cl2 F6 N3 Pd'
_chemical_formula_weight         612.67
_space_group_crystal_system      orthorhombic
_space_group_IT_number           60
_space_group_name_Hall           '-P 2n 2ab'
_space_group_name_H-M_alt        'P b c n'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     dual
_atom_sites_solution_secondary   difmap
_audit_creation_date             2023-01-24
_audit_creation_method
;
Olex2 1.5
(compiled 2021.12.09 svn.r5202d8cf for OlexSys, GUI svn.r6439)
;
_audit_update_record
;
2023-01-25 deposited with the CCDC.	2023-02-13 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   18.1381(3)
_cell_length_b                   16.7952(3)
_cell_length_c                   7.55530(10)
_cell_measurement_reflns_used    14748
_cell_measurement_temperature    100.0(2)
_cell_measurement_theta_max      35.7500
_cell_measurement_theta_min      2.2520
_cell_volume                     2301.59(6)
_computing_cell_refinement       'CrysAlisPro 1.171.42.79a (Rigaku OD, 2022)'
_computing_data_collection       'CrysAlisPro 1.171.42.79a (Rigaku OD, 2022)'
_computing_data_reduction        'CrysAlisPro 1.171.42.79a (Rigaku OD, 2022)'
_computing_molecular_graphics    'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL  (Sheldrick, 2008)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      100.0(2)
_diffrn_detector                 'Hybrid Pixel Array Detector'
_diffrn_detector_area_resol_mean 10.0000
_diffrn_detector_type            HyPix
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.897
_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    -27.00  57.00   0.50   80.00    --  -17.65  23.00 -17.00  168
  2  \w    -56.00   8.00   0.50   80.00    --   17.96 -23.00 177.00  128
  3  \w      4.00  90.00   0.50   80.00    --   17.96  57.00  90.00  172
  4  \w    -23.00  49.00   0.50   80.00    --   17.96 -99.00 120.00  144
  5  \w     53.00  87.00   0.50   80.00    --   17.96-178.00 150.00   68
;
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'XtaLAB Synergy, Dualflex, HyPix'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_type
'CrysAlisPro convention (1999,Acta A55,543-557)'
_diffrn_orient_matrix_UB_11      0.0211639000
_diffrn_orient_matrix_UB_12      0.0354382000
_diffrn_orient_matrix_UB_13      0.0047496000
_diffrn_orient_matrix_UB_21      -0.0317540000
_diffrn_orient_matrix_UB_22      0.0213718000
_diffrn_orient_matrix_UB_23      0.0274277000
_diffrn_orient_matrix_UB_31      0.0085986000
_diffrn_orient_matrix_UB_32      -0.0084113000
_diffrn_orient_matrix_UB_33      0.0896346000
_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  0.0296
_diffrn_reflns_av_unetI/netI     0.0237
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.897
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            29059
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.897
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         35.829
_diffrn_reflns_theta_min         2.246
_diffrn_source                   'micro-focus sealed X-ray tube'
_diffrn_source_type              'PhotonJet (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    1.103
_exptl_absorpt_correction_T_max  0.974
_exptl_absorpt_correction_T_min  0.911
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.42.79a (Rigaku Oxford Diffraction, 2022)
Analytical numeric absorption correction using a multifaceted crystal
model based on expressions derived by R.C. Clark & J.S. Reid.
(Clark, R. C. & Reid, J. S. (1995). Acta Cryst. A51, 887-897)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.768
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1208
_exptl_crystal_size_max          0.14
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.630
_refine_diff_density_min         -0.727
_refine_diff_density_rms         0.084
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.040
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     193
_refine_ls_number_reflns         4845
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.039
_refine_ls_R_factor_all          0.0356
_refine_ls_R_factor_gt           0.0259
_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^)+(0.0321P)^2^+1.1819P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0627
_refine_ls_wR_factor_ref         0.0662
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4017
_reflns_number_total             4845
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2dt03665g2.cif
_cod_data_source_block           3j
_cod_database_code               7712546
_shelx_shelxl_version_number     2018/3
_chemical_oxdiff_formula         'C22 H15 Cl2 F6 N3 Pd'
_chemical_oxdiff_usercomment     PRO-2-CF3-Pd-NHC
_shelx_estimated_absorpt_t_max   0.968
_shelx_estimated_absorpt_t_min   0.861
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
2. Restrained distances
 N2-C10 \\sim N2-C10A
 with sigma of 0.003
 C10-C11 \\sim C10A-C11A
 with sigma of 0.003
 C11-C12 \\sim C11A-C12
 with sigma of 0.003
3. Uiso/Uaniso restraints and constraints
Uanis(C10) = Uanis(C10A)
Uanis(C11) = Uanis(C11A)
4. Others
 Sof(C10A)=Sof(H10A)=Sof(C11A)=Sof(H11A)=1-FVAR(1)
 Sof(C10)=Sof(H10)=Sof(C11)=Sof(H11)=FVAR(1)
5.a Aromatic/amide H refined with riding coordinates:
 C10A(H10A), C11A(H11A)
;
_shelx_res_checksum              14285
_shelx_hkl_checksum              79796
_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
;
_oxdiff_exptl_absorpt_empirical_full_max 1.247
_oxdiff_exptl_absorpt_empirical_full_min 0.852