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_7704102
_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         'C18 H14 Cl2 N4 Ni'
_chemical_formula_sum            'C18 H14 Cl2 N4 Ni'
_chemical_formula_weight         415.92
_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
_atom_sites_solution_secondary   difmap
_audit_creation_date             2019-10-20
_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                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   13.7101(8)
_cell_length_b                   14.8189(6)
_cell_length_c                   17.3058(8)
_cell_measurement_reflns_used    3929
_cell_measurement_temperature    100.00(10)
_cell_measurement_theta_max      26.3190
_cell_measurement_theta_min      2.7390
_cell_volume                     3516.0(3)
_computing_cell_refinement       'CrysAlisPro 1.171.38.43f (Rigaku OD, 2015)'
_computing_data_collection       'CrysAlisPro 1.171.38.43f (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.38.43f (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    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      100.00(10)
_diffrn_detector_area_resol_mean 7.9580
_diffrn_detector_type            Eos
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_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     54.00 104.00   1.00   42.52    --   28.55  38.00 150.00   50
  2  \w    -52.00 -25.00   1.00   42.52    --   28.55 -77.00 150.00   27
  3  \w      5.00  51.00   1.00   42.52    --   28.55 -77.00 150.00   46
  4  \w    -22.00  43.00   1.00   42.52    --   28.55  38.00 150.00   65
;
_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  0.0318
_diffrn_reflns_av_unetI/netI     0.0373
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            8544
_diffrn_reflns_theta_full        26.37
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         2.34
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    1.415
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.84647
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.38.43f (Rigaku Oxford Diffraction, 2015)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'clear reddish red'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   reddish
_exptl_crystal_colour_primary    red
_exptl_crystal_density_diffrn    1.571
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1696
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.403
_refine_diff_density_min         -0.321
_refine_diff_density_rms         0.073
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.055
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     226
_refine_ls_number_reflns         3597
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.055
_refine_ls_R_factor_all          0.0470
_refine_ls_R_factor_gt           0.0358
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0460P)^2^+1.4496P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0893
_refine_ls_wR_factor_ref         0.0975
_reflns_number_gt                2967
_reflns_number_total             3597
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            d0dt00466a2.cif
_cod_data_source_block           12
_cod_depositor_comments
'Adding full bibliography for 7704099--7704110.cif.'
_cod_database_code               7704102
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C12(H12), C1(H1), C10(H10), C3(H3), C9(H9), C8(H8), C18(H18), C2(H2), C5(H5),
 C14(H14), C4(H4), C17(H17), C16(H16), C15(H15)
;
_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
;