Ruthenium complexes with triazenide ligands bearing an N-heterocyclic moiety, and their catalytic properties in the reduction of nitroarenes
Romero-Soto, Christian A.; Iglesias, Ana L.; Velázquez-Ham, Amor F.; Camarena-Díaz, Juan P.; Correa-Ayala, Erick; Gomez-Lopez, Jessica L.; Chávez, Daniel; Ochoa-Terán, Adrián; Aguirre, Gerardo; Rheingold, Arnold L.; Grotjahn, Douglas B.; Parra-Hake, Miguel; Miranda-Soto, Valentín; RSC Advances 14 (2024) 24019–24030; doi:10.1039/D4RA04813J

data_7249163
_publ_section_title
;
 Ruthenium complexes with triazenide ligands bearing an N-heterocyclic
 moiety, and their catalytic properties in the reduction of nitroarenes
;
_journal_issue                   33
_journal_name_full               'RSC Advances'
_journal_page_first              24019
_journal_page_last               24030
_journal_paper_doi               10.1039/D4RA04813J
_journal_volume                  14
_journal_year                    2024
_chemical_formula_moiety         'C21 H22 Cl2 N4 Ru'
_chemical_formula_sum            'C21 H22 Cl2 N4 Ru'
_chemical_formula_weight         502.39
_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     direct
_audit_creation_date             2022-10-29
_audit_creation_method
;
Olex2 1.3-ac4
(compiled 2020.11.27 svn.r5f609507 for Rigaku Oxford Diffraction, GUI svn.r6214)
;
_audit_update_record
;
2023-07-24 deposited with the CCDC.	2024-07-19 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   20.5077(12)
_cell_length_b                   7.6529(3)
_cell_length_c                   26.1253(17)
_cell_measurement_reflns_used    6196
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      28.2490
_cell_measurement_theta_min      3.6580
_cell_volume                     4100.2(4)
_computing_cell_refinement       'CrysAlisPro 1.171.41.119a (Rigaku OD, 2021)'
_computing_data_collection       'CrysAlisPro 1.171.41.119a (Rigaku OD, 2021)'
_computing_data_reduction        'CrysAlisPro 1.171.41.119a (Rigaku OD, 2021)'
_computing_molecular_graphics    'Olex2 1.3-ac4 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.3-ac4 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2018/3 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXS  (Sheldrick, 2008)'
_diffrn_ambient_environment      air
_diffrn_ambient_temperature      293(2)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 5.1970
_diffrn_detector_type            AtlasS2
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.909
_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    -15.00  31.00   1.00  109.01    --  -10.19 -99.00 -90.00   46
  2  \w    -62.00  27.00   1.00  109.01    --   10.98 -57.00 -90.00   89
  3  \w    -30.00  57.00   1.00  109.01    --   10.98  19.00 -90.00   87
;
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at home/near, AtlasS2'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_type
'CrysAlisPro convention (1999,Acta A55,543-557)'
_diffrn_orient_matrix_UB_11      0.0221736000
_diffrn_orient_matrix_UB_12      0.0104615000
_diffrn_orient_matrix_UB_13      0.0205963000
_diffrn_orient_matrix_UB_21      -0.0258640000
_diffrn_orient_matrix_UB_22      -0.0124103000
_diffrn_orient_matrix_UB_23      0.0176286000
_diffrn_orient_matrix_UB_31      0.0060665000
_diffrn_orient_matrix_UB_32      -0.0913182000
_diffrn_orient_matrix_UB_33      -0.0000509000
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0476
_diffrn_reflns_av_unetI/netI     0.0443
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.909
_diffrn_reflns_limit_h_max       28
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -35
_diffrn_reflns_number            23842
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.909
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         29.489
_diffrn_reflns_theta_min         3.364
_diffrn_source                   'micro-focus sealed X-ray tube'
_diffrn_source_type              'SuperNova (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    1.040
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.28903
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.41.119a (Rigaku Oxford Diffraction, 2021)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'translucent intense orange'
_exptl_crystal_density_diffrn    1.628
_exptl_crystal_description       plate
_exptl_crystal_F_000             2032
_exptl_crystal_size_max          0.332
_exptl_crystal_size_mid          0.112
_exptl_crystal_size_min          0.071
_refine_diff_density_max         0.812
_refine_diff_density_min         -0.446
_refine_diff_density_rms         0.080
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.077
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     256
_refine_ls_number_reflns         5198
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.077
_refine_ls_R_factor_all          0.0693
_refine_ls_R_factor_gt           0.0425
_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^)+(0.0280P)^2^+2.8652P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0769
_refine_ls_wR_factor_ref         0.0847
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3857
_reflns_number_total             5198
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4ra04813j2.cif
_cod_data_source_block           vale
_cod_database_code               7249163
_shelx_shelxl_version_number     2018/3
_chemical_oxdiff_formula         C21H22N4Cl2Ru
_shelx_estimated_absorpt_t_max   0.930
_shelx_estimated_absorpt_t_min   0.724
_reflns_odcompleteness_completeness 99.54
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     26.32
_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:
 C18(H18)
2.b Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C5(H5), C6(H6), C8(H8), C9(H9), C10(H10), C11(H11), C13(H13),
 C14(H14), C16(H16), C17(H17)
2.c Idealised Me refined as rotating group:
 C19(H19A,H19B,H19C), C20(H20A,H20B,H20C), C21(H21A,H21B,H21C)
;
_shelx_res_checksum              17369
_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 2.108
_oxdiff_exptl_absorpt_empirical_full_min 0.512