1,2,4-Triazine-picolinamide functionalized, nonadentate chelates for the segregation of lanthanides(iii) and actinides(iii) in biphasic systems
Guillet, Gary L.; Hyatt, I. F. Dempsey; Hillesheim, Patrick C.; Abboud, Khalil A.; Scott, Michael J.; New Journal of Chemistry 37 (2013) 119–; doi:10.1039/c2nj40586e

data_7052981
_publ_section_title
;
 1,2,4-Triazine-picolinamide functionalized, nonadentate chelates for the
 segregation of lanthanides(iii) and actinides(iii) in biphasic systems
;
_journal_issue                   1
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              119
_journal_paper_doi               10.1039/c2nj40586e
_journal_volume                  37
_journal_year                    2013
_chemical_formula_moiety
'C112 H112 N15 O6 Yb1, 3(NO3), 4.5(C4H10O1), 3(CH4O)'
_chemical_formula_sum            'C133 H169 N18 O22.5 Yb'
_chemical_formula_weight         2552.90
_space_group_IT_number           198
_symmetry_cell_setting           cubic
_symmetry_space_group_name_Hall  'P 2ac 2ab 3'
_symmetry_space_group_name_H-M   'P 21 3'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2012-09-20 # Formatted by publCIF
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   23.7722(9)
_cell_length_b                   23.7722(9)
_cell_length_c                   23.7722(9)
_cell_measurement_reflns_used    2785
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.0
_cell_measurement_theta_min      2.0
_cell_volume                     13434.1(9)
_computing_cell_refinement       'Bruker APEX2'
_computing_data_collection       'Bruker APEX2 (Bruker, 2008)'
_computing_data_reduction        'Bruker SAINT (Bruker, 2008)'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'Bruker SHELXTL'
_computing_structure_solution    'Bruker SHELXTL (Bruker, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0271
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       1
_diffrn_reflns_number            5536
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.48
_exptl_absorpt_coefficient_mu    0.769
_exptl_absorpt_correction_T_max  0.9258
_exptl_absorpt_correction_T_min  0.8000
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details
'based on measured indexed crystal faces, Bruker SHELXTL v6.14 (Bruker 2008)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.262
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       blocks
_exptl_crystal_F_000             5372
_exptl_crystal_size_max          0.31
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.10
_refine_diff_density_max         1.434
_refine_diff_density_min         -0.625
_refine_diff_density_rms         0.094
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.406(17)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.090
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     421
_refine_ls_number_reflns         5536
_refine_ls_number_restraints     45
_refine_ls_restrained_S_all      1.098
_refine_ls_R_factor_all          0.0734
_refine_ls_R_factor_gt           0.0580
_refine_ls_shift/su_max          0.008
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1312P)^2^+0.7417P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1645
_refine_ls_wR_factor_ref         0.1801
_reflns_number_gt                4483
_reflns_number_total             5536
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            c2nj40586e.txt
_cod_data_source_block           yb10
_cod_original_sg_symbol_H-M      P213
_cod_original_formula_sum        'C133 H169 N18 O22.50 Yb'
_cod_database_code               7052981