Synthesis, Reactivity, and Electronic Structure of [n]Vanadoarenophanes: An Experimental and Theoretical Study
Holger Braunschweig; Martin Kaupp; Christopher J. Adams; Thomas Kupfer; Krzysztof Radacki; Sandra Schinzel; Journal of the American Chemical Society 130 (2008) 11376–11393; doi:10.1021/ja802034p

data_4108227
_publ_contact_author_address
; Institut fuer Anorganische Chemie
Universitaet Wuerzburg
Am Hubland
97074 Wuerzburg, Germany
;
_publ_contact_author_email       H.Braunschweig@mail.uni-wuerzburg.de
_publ_contact_author_fax         +49-931-8884623
_publ_contact_author_name        'Prof. Dr. Holger Braunschweig'
_publ_contact_author_phone       +49-931-8885260
_publ_section_title
;
 Synthesis, Reactivity, and Electronic Structure of [n]Vanadoarenophanes:
 An Experimental and Theoretical Study
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              11376
_journal_page_last               11393
_journal_paper_doi               10.1021/ja802034p
_journal_volume                  130
_journal_year                    2008
_chemical_formula_moiety         'C16 H22 Si2 V'
_chemical_formula_sum            'C16 H22 Si2 V'
_chemical_formula_weight         321.46
_space_group_IT_number           62
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.2337(4)
_cell_length_b                   11.8332(3)
_cell_length_c                   9.8015(3)
_cell_measurement_reflns_used    6605
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      26.01
_cell_measurement_theta_min      2.70
_cell_volume                     1534.89(8)
_computing_cell_refinement       'Saint+ ver. 7.12A (Bruker AXS)'
_computing_data_collection       'APEX2 ver. 1.0-27 (Bruker AXS)'
_computing_data_reduction        'Saint+ ver. 7.12A (Bruker AXS)'
_computing_molecular_graphics    'XP ver. 5.1 (Bruker AXS, 1998)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  'multi-layer mirror'
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0353
_diffrn_reflns_av_sigmaI/netI    0.0179
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            17822
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.01
_diffrn_reflns_theta_min         2.70
_exptl_absorpt_coefficient_mu    0.786
_exptl_absorpt_correction_T_max  0.9115
_exptl_absorpt_correction_T_min  0.8398
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs 2004/1 (Brucker Nonius 2004)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.391
_exptl_crystal_description       block
_exptl_crystal_F_000             676
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.525
_refine_diff_density_min         -0.269
_refine_diff_density_rms         0.064
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.087
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     97
_refine_ls_number_reflns         1586
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.087
_refine_ls_R_factor_all          0.0282
_refine_ls_R_factor_gt           0.0269
_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^)+(0.0396P)^2^+1.2789P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0737
_refine_ls_wR_factor_ref         0.0748
_reflns_number_gt                1518
_reflns_number_total             1586
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja802034p-file001.cif
_cod_data_source_block           Cu016
_cod_original_sg_symbol_Hall     '-P 2ac 2n '
_cod_database_code               4108227