C−CN Bond Activation of Aromatic Nitriles and Fluxionality of the η2-Arene Intermediates: Experimental and Theoretical Investigations
Li, Ting; García, Juventino J.; Brennessel, William W.; Jones, William D.; Organometallics 29 (2010) 2430–; doi:10.1021/om100001m

data_4065556
_publ_section_title
;
 C&#x2212;CN Bond Activation of Aromatic Nitriles and Fluxionality of the
 \h2-Arene Intermediates: Experimental and Theoretical Investigations
;
_journal_issue                   11
_journal_name_full               Organometallics
_journal_page_first              2430
_journal_paper_doi               10.1021/om100001m
_journal_volume                  29
_journal_year                    2010
_chemical_formula_moiety
'C36 H68 N2 Ni2 P4, C22 H36 N2 Ni P2, 1.5(C7 H8)'
_chemical_formula_sum            'C68.5 H116 N4 Ni3 P6'
_chemical_formula_weight         1357.60
_chemical_name_common            (dippe)NiNC-C6H4-Ni(CN)(dippe)
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                99.453(4)
_cell_angle_beta                 100.468(4)
_cell_angle_gamma                116.199(3)
_cell_formula_units_Z            2
_cell_length_a                   14.820(2)
_cell_length_b                   15.643(2)
_cell_length_c                   18.300(4)
_cell_measurement_reflns_used    4039
_cell_measurement_temperature    100.0(1)
_cell_measurement_theta_max      31.74
_cell_measurement_theta_min      2.55
_cell_volume                     3596.7(10)
_computing_cell_refinement       'SAINT (Bruker, 2009)'
_computing_data_collection       'APEX2 (Bruker, 2009)'
_computing_data_reduction        'SAINT (Bruker, 2009)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR97 (Altomare et al., 1999)'
_diffrn_ambient_temperature      100.0(1)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Bruker SMART APEX II CCD Platform'
_diffrn_measurement_method       'area detector, \w scans per \f'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0948
_diffrn_reflns_av_sigmaI/netI    0.1304
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            70242
_diffrn_reflns_theta_full        33.14
_diffrn_reflns_theta_max         33.14
_diffrn_reflns_theta_min         1.58
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.951
_exptl_absorpt_correction_T_max  0.8944
_exptl_absorpt_correction_T_min  0.8627
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2008)'
_exptl_crystal_colour            yellow-orange
_exptl_crystal_density_diffrn    1.254
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1458
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.958
_refine_diff_density_min         -0.538
_refine_diff_density_rms         0.107
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.947
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     780
_refine_ls_number_reflns         27236
_refine_ls_number_restraints     31
_refine_ls_restrained_S_all      0.946
_refine_ls_R_factor_all          0.1330
_refine_ls_R_factor_gt           0.0591
_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^)+(0.0468P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1073
_refine_ls_wR_factor_ref         0.1335
_reflns_number_gt                14563
_reflns_number_total             27236
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om100001m_si_004.cif
_cod_data_source_block           jontl26_A8
_cod_original_cell_volume        3596.7(11)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4065556