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_4065555
_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         'C28 H66 Ni2 P4'
_chemical_formula_sum            'C28 H66 Ni2 P4'
_chemical_formula_weight         644.11
_chemical_name_common            '[Ni(dippe)H]2'
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 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                 91.007(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.7217(18)
_cell_length_b                   15.767(3)
_cell_length_c                   20.716(4)
_cell_measurement_reflns_used    3626
_cell_measurement_temperature    100.0(1)
_cell_measurement_theta_max      32.68
_cell_measurement_theta_min      2.30
_cell_volume                     3501.5(11)
_computing_cell_refinement       'SAINT, Bruker'
_computing_data_collection       'APEX2, Bruker'
_computing_data_reduction        'SAINT, Bruker'
_computing_molecular_graphics    'SHELXTL, Bruker'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR97, CNR-IC'
_diffrn_ambient_temperature      100.0(1)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_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  0.0319
_diffrn_reflns_av_sigmaI/netI    0.0242
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            30725
_diffrn_reflns_theta_full        32.03
_diffrn_reflns_theta_max         32.03
_diffrn_reflns_theta_min         1.97
_exptl_absorpt_coefficient_mu    1.273
_exptl_absorpt_correction_T_max  0.9391
_exptl_absorpt_correction_T_min  0.6434
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, R. Blessing, 1995'
_exptl_crystal_colour            red-black
_exptl_crystal_density_diffrn    1.222
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1400
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.615
_refine_diff_density_min         -1.600
_refine_diff_density_rms         0.070
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.045
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     199
_refine_ls_number_reflns         6090
_refine_ls_number_restraints     15
_refine_ls_restrained_S_all      1.046
_refine_ls_R_factor_all          0.0544
_refine_ls_R_factor_gt           0.0378
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0292P)^2^+6.3231P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0811
_refine_ls_wR_factor_ref         0.0912
_reflns_number_gt                4743
_reflns_number_total             6090
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om100001m_si_004.cif
_cod_data_source_block           jontl05
_cod_original_cell_volume        3501.4(10)
_cod_database_code               4065555