Dehydrogenation of amines in aryl-amine functionalized pincer-like nitrogen-donor redox non-innocent ligands via ligand reduction on a Ni(ii) template.
Khatua, Manas; Goswami, Bappaditya; Samanta, Subhas; Dalton transactions (Cambridge, England : 2003) 49 (2020) 6816–6831; doi:10.1039/d0dt00466a

data_7704099
_publ_section_title
;
 Dehydrogenation of amines in aryl-amine functionalized pincer-like
 nitrogen-donor redox non-innocent ligands via ligand reduction on a
 Ni(ii) template.
;
_journal_issue                   20
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              6816
_journal_page_last               6831
_journal_paper_doi               10.1039/d0dt00466a
_journal_volume                  49
_journal_year                    2020
_chemical_formula_moiety         'C24 H28 Cl2 N4 Ni'
_chemical_formula_sum            'C24 H28 Cl2 N4 Ni'
_chemical_formula_weight         502.09
_chemical_name_systematic        1
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     iterative
_atom_sites_solution_secondary   difmap
_audit_creation_date             2019-11-09
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2019-11-14 deposited with the CCDC.	2020-04-16 downloaded from the CCDC.
;
_cell_angle_alpha                107.115(7)
_cell_angle_beta                 90.214(5)
_cell_angle_gamma                100.707(6)
_cell_formula_units_Z            2
_cell_length_a                   9.4290(5)
_cell_length_b                   10.4037(8)
_cell_length_c                   12.8727(8)
_cell_measurement_reflns_used    3978
_cell_measurement_temperature    100.00(10)
_cell_measurement_theta_max      26.7470
_cell_measurement_theta_min      2.2270
_cell_volume                     1183.54(14)
_computing_cell_refinement       'CrysAlisPro 1.171.38.41 (Rigaku OD, 2015)'
_computing_data_collection       'CrysAlisPro 1.171.38.41 (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.38.41 (Rigaku OD, 2015)'
_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    'olex2.solve (Bourhis et al., 2015)'
_diffrn_ambient_temperature      100.00(10)
_diffrn_detector_area_resol_mean 7.9580
_diffrn_detector_type            Eos
_diffrn_measured_fraction_theta_full 0.859
_diffrn_measured_fraction_theta_max 0.859
_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     -4.00  90.00   1.00   10.00    --   25.18  57.00   0.00   94
  2  \w      8.00  89.00   1.00   10.00    --   25.18  77.00-120.00   81
  3  \w     85.00 113.00   1.00   10.00    --   25.18 178.00-120.00   28
  4  \w    -34.00  79.00   1.00   10.00    --   25.18 -38.00  90.00  113
  5  \w     -5.00  32.00   1.00   10.00    --  -23.50 -99.00 -30.00   37
  6  \w    -49.00  34.00   1.00   10.00    --   25.18 -38.00  30.00   83
;
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Eos'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0324
_diffrn_reflns_av_unetI/netI     0.0570
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            7169
_diffrn_reflns_theta_full        27.12
_diffrn_reflns_theta_max         27.12
_diffrn_reflns_theta_min         1.66
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    1.064
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.90155
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.38.41 (Rigaku Oxford Diffraction, 2015)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'metallic reddish red'
_exptl_crystal_colour_lustre     metallic
_exptl_crystal_colour_modifier   reddish
_exptl_crystal_colour_primary    red
_exptl_crystal_density_diffrn    1.409
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             524
_exptl_crystal_size_max          0.62
_exptl_crystal_size_mid          0.48
_exptl_crystal_size_min          0.34
_refine_diff_density_max         0.486
_refine_diff_density_min         -0.367
_refine_diff_density_rms         0.070
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     287
_refine_ls_number_reflns         4489
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.041
_refine_ls_R_factor_all          0.0444
_refine_ls_R_factor_gt           0.0375
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0219P)^2^+0.6964P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0811
_refine_ls_wR_factor_ref         0.0862
_reflns_number_gt                3893
_reflns_number_total             4489
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            d0dt00466a2.cif
_cod_data_source_block           1
_cod_depositor_comments
'Adding full bibliography for 7704099--7704110.cif.'
_cod_original_cell_volume        1183.54(13)
_cod_database_code               7704099
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups, All N(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Fixed occupancy and ADP/Uiso:
 H4
2.b Ternary CH refined with riding coordinates:
 C19(H19), C22(H22)
2.c Secondary CH2 refined with riding coordinates:
 C12(H12a,H12b)
2.d Aromatic/amide H refined with riding coordinates:
 C17(H17), C16(H16), C15(H15), C8(H8), C9(H9), C3(H3), C10(H10), C1(H1),
 C5(H5), C4(H4a), C2(H2)
2.e Idealised Me refined as rotating group:
 C23(H23a,H23b,H23c), C24(H24a,H24b,H24c), C20(H20a,H20b,H20c), C21(H21a,H21b,
 H21c)
;
_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 1.356
_oxdiff_exptl_absorpt_empirical_full_min 0.813