Intermolecular C–H bond activation of benzene and pyridines by a vanadium(iii) alkylidene including a stepwise conversion of benzene to a vanadium-benzyne complex
Andino, José G.; Kilgore, Uriah J.; Pink, Maren; Ozarowski, Andrew; Krzystek, J.; Telser, Joshua; Baik, Mu-Hyun; Mindiola, Daniel J.; Chemical Science 1 (2010) 351–; doi:10.1039/c0sc00201a

data_1515810
_publ_section_title
;
 Intermolecular C--H bond activation of benzene and pyridines by a
 vanadium(iii) alkylidene including a stepwise conversion of benzene to a
 vanadium-benzyne complex
;
_journal_issue                   3
_journal_name_full               'Chemical Science'
_journal_page_first              351
_journal_paper_doi               10.1039/c0sc00201a
_journal_volume                  1
_journal_year                    2010
_chemical_formula_moiety         'C42 H59 N2 P2 V, 0.5 (C5 H12)'
_chemical_formula_sum            'C44.5 H65 N2 P2 V'
_chemical_formula_weight         740.87
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 98.2770(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.3987(7)
_cell_length_b                   10.4231(5)
_cell_length_c                   28.2627(15)
_cell_measurement_reflns_used    9848
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      2.7
_cell_volume                     4197.5(4)
_computing_cell_refinement       'APEX II v.2.2 (Bruker, 2007)'
_computing_data_collection       'APEX II v.2.2 (Bruker, 2007)'
_computing_data_reduction        'APEX II v.2.2 (Bruker, 2007)'
_computing_molecular_graphics    'SHELXTL (Bruker, 2008)'
_computing_publication_material  'SHELXTL (Bruker, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR-2004 (Burla et al., 2005)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector                 'CCD area detector'
_diffrn_detector_area_resol_mean 83.33
_diffrn_detector_type            'Bruker APEXII'
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_details
'0.30 degree frames measured for 2 seconds each'
_diffrn_measurement_device       'APEX Kappa Duo'
_diffrn_measurement_device_type  Kappa
_diffrn_measurement_method       'omega and phi scans'
_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  0.0297
_diffrn_reflns_av_sigmaI/netI    0.0272
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       36
_diffrn_reflns_limit_l_min       -36
_diffrn_reflns_number            35505
_diffrn_reflns_theta_full        27.52
_diffrn_reflns_theta_max         27.52
_diffrn_reflns_theta_min         1.46
_exptl_absorpt_coefficient_mu    0.344
_exptl_absorpt_correction_T_max  0.9220
_exptl_absorpt_correction_T_min  0.9038
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, R. Blessing; 1995'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.172
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1596
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.24
_refine_diff_density_max         0.459
_refine_diff_density_min         -0.301
_refine_diff_density_rms         0.048
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.032
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     472
_refine_ls_number_reflns         9637
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.032
_refine_ls_R_factor_all          0.0405
_refine_ls_R_factor_gt           0.0333
_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^)+(0.0449P)^2^+1.7493P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0861
_refine_ls_wR_factor_ref         0.0906
_reflns_number_gt                8327
_reflns_number_total             9637
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0sc00201a.txt
_cod_data_source_block           08051
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_original_formula_sum        'C44.50 H65 N2 P2 V'
_cod_database_code               1515810