Synthesis, structure and reactivity of rare-earth metallacarborane alkyls [η(1):η(5)-O(CH2)2C2B9H9]Ln(σ:η(1)-CH2C6H4-o-NMe2)(THF)2.
Yang, Jingying; Xie, Zuowei; Dalton transactions (Cambridge, England : 2003) 44 (2015) 6630–6637; doi:10.1039/c5dt00095e

data_7034370
_publ_section_title
;
 Synthesis, structure and reactivity of rare-earth metallacarborane alkyls
 [\h(1):\h(5)-O(CH2)2C2B9H9]Ln(\s:\h(1)-CH2C6H4-o-NMe2)(THF)2.
;
_journal_issue                   14
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              6630
_journal_page_last               6637
_journal_paper_doi               10.1039/c5dt00095e
_journal_volume                  44
_journal_year                    2015
_chemical_formula_sum            'C16 H37 B9 Cl2 Gd Na O4'
_chemical_formula_weight         641.89
_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
_audit_update_record
;
2015-02-12 deposited with the CCDC.
2015-03-04 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 99.60(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   24.727(5)
_cell_length_b                   10.885(2)
_cell_length_c                   22.858(5)
_cell_measurement_temperature    293(2)
_cell_volume                     6066(2)
_computing_cell_refinement       'BRUKER KAPPA APEXII DUO DIFFRACTOMETER'
_computing_data_collection       'BRUKER KAPPA APEXII DUO DIFFRACTOMETER'
_computing_data_reduction        'BRUKER KAPPA APEXII DUO DIFFRACTOMETER'
_computing_molecular_graphics    'BRUKER SHELXTL'
_computing_publication_material  'BRUKER SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.883
_diffrn_measured_fraction_theta_max 0.883
_diffrn_measurement_device_type  'BRUKER KAPPA APEXII DUO DIFFRACTOMETER'
_diffrn_measurement_method       'PHI & OMEGA SCAN'
_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  0.0600
_diffrn_reflns_av_sigmaI/netI    0.0661
_diffrn_reflns_limit_h_max       0
_diffrn_reflns_limit_h_min       -29
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            8533
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.05
_exptl_absorpt_coefficient_mu    2.396
_exptl_absorpt_correction_T_max  0.6458
_exptl_absorpt_correction_T_min  0.4474
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            pale-yellow
_exptl_crystal_density_diffrn    1.406
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2552
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.20
_refine_diff_density_max         3.360
_refine_diff_density_min         -2.120
_refine_diff_density_rms         0.177
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.115
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     298
_refine_ls_number_reflns         4711
_refine_ls_number_restraints     10
_refine_ls_restrained_S_all      1.114
_refine_ls_R_factor_all          0.0753
_refine_ls_R_factor_gt           0.0713
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1498P)^2^+8.2124P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2080
_refine_ls_wR_factor_ref         0.2154
_reflns_number_gt                4444
_reflns_number_total             4711
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5dt00095e1.cif
_cod_data_source_block           2b
_cod_depositor_comments
'Adding full bibliography for 7034370--7034375.cif.'
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7034370