Gallyl lanthanide complexes containing unsupported Ln-Ga (Ln = Sm, Eu, Yb or Tm) bonds.
Jones, Cameron; Stasch, Andreas; Woodul, William D; Chemical communications (Cambridge, England) 34 (2008) 113–115; doi:10.1039/b817933f

data_7104110
_publ_section_title
;
 Gallyl lanthanide complexes containing unsupported Ln-Ga (Ln = Sm, Eu,
 Yb or Tm) bonds.
;
_journal_issue                   1
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              113
_journal_page_last               115
_journal_paper_doi               10.1039/b817933f
_journal_volume                  34
_journal_year                    2008
_chemical_formula_sum            'C82 H146 Ce2 I2 N8'
_chemical_formula_weight         1778.11
_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                 110.41(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   37.609(8)
_cell_length_b                   8.9281(18)
_cell_length_c                   27.205(5)
_cell_measurement_temperature    123(2)
_cell_volume                     8561(3)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Nonius Kappa CCD'
_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  0.0327
_diffrn_reflns_av_sigmaI/netI    0.0472
_diffrn_reflns_limit_h_max       48
_diffrn_reflns_limit_h_min       -47
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       34
_diffrn_reflns_limit_l_min       -34
_diffrn_reflns_number            17019
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         2.96
_exptl_absorpt_coefficient_mu    1.815
_exptl_absorpt_correction_T_max  0.930
_exptl_absorpt_correction_T_min  0.710
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sortav(Blessing, 1995)'
_exptl_crystal_colour            'pale yellow'
_exptl_crystal_density_diffrn    1.380
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             3664
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.04
_refine_diff_density_max         1.599
_refine_diff_density_min         -0.780
_refine_diff_density_rms         0.115
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.038
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     421
_refine_ls_number_reflns         9280
_refine_ls_number_restraints     13
_refine_ls_restrained_S_all      1.329
_refine_ls_R_factor_all          0.0597
_refine_ls_R_factor_gt           0.0373
_refine_ls_shift/su_max          0.066
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0473P)^2^+15.9824P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0847
_refine_ls_wR_factor_ref         0.0952
_reflns_number_gt                7146
_reflns_number_total             9280
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b817933f.txt
_cod_data_source_block           '[{Ce[(ArNCH)2](tmeda)(m-I)}2]'
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7104110