Synthesis and Reaction of Neutral and Cationic Alkyltantalum Complexes with a Linked Cyclopentadienyl-Carboranyl Ligand
Tsurugi, Hayato; Qiu, Zaozao; Yamamoto, Koji; Arteaga-Müller, Rocio; Mashima, Kazushi; Xie, Zuowei; Organometallics 30 (2011) 5960–; doi:10.1021/om200773m

data_4065410
_publ_section_title
;
 Synthesis and Reaction of Neutral and Cationic Alkyltantalum Complexes
 with a Linked Cyclopentadienyl-Carboranyl Ligand
;
_journal_issue                   21
_journal_name_full               Organometallics
_journal_page_first              5960
_journal_paper_doi               10.1021/om200773m
_journal_volume                  30
_journal_year                    2011
_chemical_formula_moiety         'C26 H53 B10 N4 Ta, C4 H8 O'
_chemical_formula_sum            'C30 H61 B10 N4 O Ta'
_chemical_formula_weight         782.89
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      19
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.0000
_cell_angle_beta                 90.0000
_cell_angle_gamma                90.0000
_cell_formula_units_Z            4
_cell_length_a                   10.72858(19)
_cell_length_b                   18.3278(4)
_cell_length_c                   18.7448(4)
_cell_measurement_reflns_used    66164
_cell_measurement_temperature    113
_cell_measurement_theta_max      30.45
_cell_measurement_theta_min      3.10
_cell_volume                     3685.81(13)
_computing_cell_refinement       'RAPID AUTO'
_computing_data_collection       'RAPID AUTO (Rigaku, ????)'
_computing_data_reduction        'RAPID AUTO'
_computing_molecular_graphics    'CrystalStructure 4.0'
_computing_publication_material  'CrystalStructure 4.0 (Rigaku, 2010)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR92 (Altomare, et al., 1994)'
_diffrn_ambient_temperature      113
_diffrn_detector_area_resol_mean 10.000
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Rigaku R-AXIS RAPID'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0628
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            75262
_diffrn_reflns_theta_full        30.46
_diffrn_reflns_theta_max         30.46
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.008
_exptl_absorpt_correction_T_max  0.740
_exptl_absorpt_correction_T_min  0.394
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'ABSCOR (Rigaku, 1995)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.411
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       platelet
_exptl_crystal_F_000             1600.00
_exptl_crystal_size_max          0.300
_exptl_crystal_size_mid          0.200
_exptl_crystal_size_min          0.100
_refine_diff_density_max         0.988
_refine_diff_density_min         -1.460
_refine_diff_density_rms         0.120
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.040
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     455
_refine_ls_number_reflns         6171
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.040
_refine_ls_R_factor_all          0.0298
_refine_ls_R_factor_gt           0.0282
_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^)+(0.0264P)^2^+11.0400P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0678
_refine_ls_wR_factor_ref         0.0685
_reflns_number_gt                5969
_reflns_number_total             6171
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            om200773m_si_002.cif
_cod_data_source_block           2b
_cod_original_cell_volume        3685.82(12)
_cod_database_code               4065410