Mesoionic Triazolylidene Nickel Complexes: Synthesis, Ligand Lability, and Catalytic C‒C Bond Formation Activity
Wei, Yingfei; Petronilho, Ana; Mueller-Bunz, Helge; Albrecht, Martin; Organometallics 33 (2014) 5834–; doi:10.1021/om500593s

data_4084102
_publ_section_title
;
 Mesoionic Triazolylidene Nickel Complexes: Synthesis, Ligand Lability,
 and Catalytic C--C Bond Formation Activity
;
_journal_issue                   20
_journal_name_full               Organometallics
_journal_page_first              5834
_journal_paper_doi               10.1021/om500593s
_journal_volume                  33
_journal_year                    2014
_chemical_formula_moiety         'C20 H17 N3 Ni'
_chemical_formula_sum            'C20 H17 N3 Ni'
_chemical_formula_weight         358.08
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 104.473(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   11.0802(2)
_cell_length_b                   14.6271(2)
_cell_length_c                   20.3387(4)
_cell_measurement_reflns_used    44970
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      32.6570
_cell_measurement_theta_min      3.3730
_cell_volume                     3191.71(10)
_computing_cell_refinement
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.36.24a (release 19-12-2012 CrysAlis171 .NET) 
(compiled Dec 19 2012,11:08:27) 
;
_computing_data_collection
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.36.24a (release 19-12-2012 CrysAlis171 .NET) 
(compiled Dec 19 2012,11:08:27) 
;
_computing_data_reduction
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.36.24a (release 19-12-2012 CrysAlis171 .NET) 
(compiled Dec 19 2012,11:08:27) 
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 10.3196
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.947
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_source         'SuperNova (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0294
_diffrn_reflns_av_sigmaI/netI    0.0169
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            97897
_diffrn_reflns_theta_full        32.00
_diffrn_reflns_theta_max         32.99
_diffrn_reflns_theta_min         2.76
_exptl_absorpt_coefficient_mu    1.221
_exptl_absorpt_correction_T_max  0.867
_exptl_absorpt_correction_T_min  0.786
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.36.24a (release 19-12-2012 CrysAlis171 .NET) 
(compiled Dec 19 2012,11:08:27) 
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) 
;
_exptl_crystal_colour            'clear intense red'
_exptl_crystal_density_diffrn    1.490
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1488
_exptl_crystal_size_max          0.2858
_exptl_crystal_size_mid          0.1809
_exptl_crystal_size_min          0.1550
_refine_diff_density_max         0.519
_refine_diff_density_min         -0.330
_refine_diff_density_rms         0.062
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.029
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     435
_refine_ls_number_reflns         11370
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.029
_refine_ls_R_factor_all          0.0314
_refine_ls_R_factor_gt           0.0271
_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^)+(0.0326P)^2^+1.8569P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0683
_refine_ls_wR_factor_ref         0.0709
_reflns_number_gt                10338
_reflns_number_total             11370
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            om500593s_si_002.cif
_cod_data_source_block           alb251(5c)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               4084102