Five different types of η(8)-cyclooctatetraenyl-lanthanide half-sandwich complexes from one ligand set, including a "giant neodymium wheel".
Sroor, Farid M.; Hrib, Cristian G.; Liebing, Phil; Hilfert, Liane; Busse, Sabine; Edelmann, Frank T.; Dalton transactions (Cambridge, England : 2003) 45 (2016) 13332–13346; doi:10.1039/c6dt01974a

data_7039724
_publ_section_title
;
 Five different types of \h(8)-cyclooctatetraenyl-lanthanide half-sandwich
 complexes from one ligand set, including a &quot;giant neodymium
 wheel&quot;.
;
_journal_issue                   34
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              13332
_journal_page_last               13346
_journal_paper_doi               10.1039/c6dt01974a
_journal_volume                  45
_journal_year                    2016
_chemical_formula_sum            'C80 H116 Ce2 N8'
_chemical_formula_weight         1470.05
_space_group_IT_number           7
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P -2yac'
_symmetry_space_group_name_H-M   'P 1 n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-04-01 deposited with the CCDC.
2016-06-28 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 102.71(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   21.084(4)
_cell_length_b                   13.758(3)
_cell_length_c                   26.383(5)
_cell_measurement_reflns_used    121417
_cell_measurement_temperature    143(2)
_cell_measurement_theta_max      29.62
_cell_measurement_theta_min      2.03
_cell_volume                     7465(3)
_computing_cell_refinement       'STOE X-AREA'
_computing_data_collection       'STOE X-AREA'
_computing_data_reduction        'STOE X-RED'
_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      143(2)
_diffrn_detector_area_resol_mean 6.67
_diffrn_measured_fraction_theta_full 0.948
_diffrn_measured_fraction_theta_max 0.948
_diffrn_measurement_device_type  'STOE IPDS 2T'
_diffrn_measurement_method       'rotation method'
_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  0.0356
_diffrn_reflns_av_sigmaI/netI    0.0356
_diffrn_reflns_limit_h_max       25
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            42721
_diffrn_reflns_theta_full        25.68
_diffrn_reflns_theta_max         25.68
_diffrn_reflns_theta_min         2.04
_exptl_absorpt_coefficient_mu    1.251
_exptl_absorpt_correction_T_max  0.4303
_exptl_absorpt_correction_T_min  0.4186
_exptl_absorpt_correction_type   sphere
_exptl_absorpt_process_details
;
Interpolation using  Int.Tab. Vol. C (1992) p. 523,Tab. 6.3.3.3
for values of muR in the range 0-2.5, and Int.Tab. Vol.II (1959)
p.302; Table 5.3.6 B for muR in the range 2.6-10.0.
The interpolation procedure of C.W.Dwiggins Jr (Acta Cryst.(1975)
A31,146-148) is used with some modification.
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.308
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             3072
_exptl_crystal_size_max          0.48
_exptl_crystal_size_mid          0.34
_exptl_crystal_size_min          0.33
_exptl_crystal_size_rad          0.4800
_refine_diff_density_max         0.845
_refine_diff_density_min         -0.748
_refine_diff_density_rms         0.064
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.530(7)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.972
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           fullcycle
_refine_ls_number_parameters     1622
_refine_ls_number_reflns         23075
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      0.972
_refine_ls_R_factor_all          0.0324
_refine_ls_R_factor_gt           0.0268
_refine_ls_shift/su_max          0.020
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0403P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0604
_refine_ls_wR_factor_ref         0.0624
_reflns_number_gt                20494
_reflns_number_total             23075
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6dt01974a2.cif
_cod_data_source_block           ip448
_cod_depositor_comments
'Adding full bibliography for 7039717--7039725.cif.'
_cod_original_sg_symbol_H-M      Pn
_cod_database_code               7039724