Selective complexation of uranium(III) over lanthanide(III) triflates by 2,2':6',2"-terpyridine. X-Ray crystal structures of [M(OTf)3(terpy)2] and [M(OTf)2(terpy)2(py)][OTf](M = Nd, Ce, U) and of polynuclear mu-oxo uranium(IV) complexes resulting from hydrolysis.
Berthet, Jean-Claude; Nierlich, Martine; Miquel, Yannick; Madic, Charles; Ephritikhine, Michel; Dalton transactions (Cambridge, England : 2003)  (2005) 369–379; doi:10.1039/b416189k

data_7008054
_publ_section_title
;
 Selective complexation of uranium(III) over lanthanide(III) triflates
 by 2,2':6',2"-terpyridine. X-Ray crystal structures of
 [M(OTf)3(terpy)2] and [M(OTf)2(terpy)2(py)][OTf](M = Nd, Ce, U) and of
 polynuclear mu-oxo uranium(IV) complexes resulting from hydrolysis.
;
_journal_issue                   2
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              369
_journal_page_last               379
_journal_paper_doi               10.1039/b416189k
_journal_year                    2005
_chemical_formula_sum            'C107 H74 F30 N20 O33 S10 U4'
_chemical_formula_weight         4010.58
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 95.70(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   20.987(4)
_cell_length_b                   22.810(5)
_cell_length_c                   28.435(6)
_cell_measurement_reflns_used    64014
_cell_measurement_temperature    123(2)
_cell_measurement_theta_max      25
_cell_measurement_theta_min      2
_cell_volume                     13545(5)
_computing_cell_refinement       'DENZO(Otwinowski& Minor,1997)'
_computing_data_collection       'DENZO(Otwinowski& Minor,1997)'
_computing_data_reduction        'DENZO(Otwinowski& Minor,1997)'
_computing_molecular_graphics    'SHELXTL (Sheldrick,1997)'
_computing_publication_material  'SHELXTL (Sheldrick,1997)'
_computing_structure_refinement  'SHELXL-93 (Sheldrick, 1990)'
_computing_structure_solution    'SHELXS-86 (Sheldrick, 1990)'
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 0.907
_diffrn_measured_fraction_theta_max 0.907
_diffrn_measurement_device       'Nonius Kappa CCD diffractometer'
_diffrn_measurement_method       '\f scans with 2\% steps'
_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  0.1750
_diffrn_reflns_av_sigmaI/netI    0.2445
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -33
_diffrn_reflns_number            64014
_diffrn_reflns_theta_full        24.74
_diffrn_reflns_theta_max         24.74
_diffrn_reflns_theta_min         2.55
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    5.044
_exptl_absorpt_correction_T_max  0.621
_exptl_absorpt_correction_T_min  0.422
_exptl_absorpt_correction_type   refdelf
_exptl_absorpt_process_details   'MULABS in PLATON (Spek, 1998)'
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.967
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       irregular
_exptl_crystal_F_000             7672
_exptl_crystal_size_max          0.200
_exptl_crystal_size_mid          0.150
_exptl_crystal_size_min          0.100
_refine_diff_density_max         1.902
_refine_diff_density_min         -1.440
_refine_diff_density_rms         0.237
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.021
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1220
_refine_ls_number_reflns         21020
_refine_ls_number_restraints     174
_refine_ls_restrained_S_all      1.018
_refine_ls_R_factor_all          0.2520
_refine_ls_R_factor_gt           0.1094
_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^)+(0.0667P)^2^+433.9644P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1939
_refine_ls_wR_factor_ref         0.2562
_reflns_number_gt                9247
_reflns_number_total             21020
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b416189k.txt
_cod_data_source_block           9.py.MeCN
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7008054