Single-molecule magnet involving strong exchange coupling in terbium(iii) complex with 2,2′-bipyridin-6-yl tert-butyl nitroxide
Kanetomo, Takuya; Yoshii, Shunsuke; Nojiri, Hiroyuki; Ishida, Takayuki; Inorganic Chemistry Frontiers 2 (2015) 860–; doi:10.1039/C5QI00098J

data_4348951
_publ_section_title
;
 Single-molecule magnet involving strong exchange coupling in terbium(iii)
 complex with 2,2&#x2032;-bipyridin-6-yl tert-butyl nitroxide
;
_journal_issue                   9
_journal_name_full               'Inorganic Chemistry Frontiers'
_journal_page_first              860
_journal_paper_doi               10.1039/C5QI00098J
_journal_volume                  2
_journal_year                    2015
_chemical_formula_moiety         'C30 H19 F18 N2 O7 Tb'
_chemical_formula_sum            'C30 H19 F18 N2 O7 Tb'
_chemical_formula_weight         1020.39
_chemical_melting_point          466
_chemical_name_systematic        Tb-6bpyCO
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_update_record
;
2015-06-04 deposited with the CCDC.
2015-07-07 downloaded from the CCDC.
;
_cell_angle_alpha                90.0000
_cell_angle_beta                 105.460(8)
_cell_angle_gamma                90.0000
_cell_formula_units_Z            4
_cell_length_a                   13.456(3)
_cell_length_b                   17.130(3)
_cell_length_c                   16.654(3)
_cell_measurement_reflns_used    45410
_cell_measurement_temperature    100
_cell_measurement_theta_max      27.52
_cell_measurement_theta_min      3.14
_cell_volume                     3699.9(13)
_computing_cell_refinement       PROCESS-AUTO
_computing_data_collection       PROCESS-AUTO
_computing_data_reduction        PROCESS-AUTO
_computing_molecular_graphics    'CrystalStructure 4.0'
_computing_publication_material  'CrystalStructure 4.0 (Rigaku, 2010)'
_computing_structure_refinement  'CRYSTALS (Carruthers, et al., 1999)'
_computing_structure_solution    'Superflip (Palatinus, et al., 2007)'
_diffrn_ambient_temperature      100
_diffrn_detector_area_resol_mean 29.412
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Rigaku Saturn70'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0496
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            63264
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.045
_exptl_absorpt_correction_T_max  0.799
_exptl_absorpt_correction_T_min  0.437
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'REQAB (Rigaku, 1998)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.832
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Platelet
_exptl_crystal_F_000             1984.00
_exptl_crystal_preparation       'Magnetic properties'
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: dichloromethane-heptane'
_exptl_crystal_size_max          0.898
_exptl_crystal_size_mid          0.143
_exptl_crystal_size_min          0.110
_refine_diff_density_max         1.710
_refine_diff_density_min         -0.979
_refine_ls_extinction_coef       102(15)
_refine_ls_extinction_method
'Larson (1970) Crystallographic Computing eq. 22'
_refine_ls_goodness_of_fit_ref   1.077
_refine_ls_hydrogen_treatment    constr
_refine_ls_number_parameters     563
_refine_ls_number_reflns         8481
_refine_ls_R_factor_gt           0.0340
_refine_ls_shift/su_max          0.087
_refine_ls_structure_factor_coef F
_refine_ls_weighting_details     'w = 1/[0.0006Fo^2^ + 1.4000\s(Fo^2^)]'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         0.0434
_reflns_number_gt                7180
_reflns_number_total             8481
_reflns_threshold_expression     F>2.0\s(F)
_cod_data_source_file            c5qi00098j2.cif
_cod_data_source_block           '__[Tb(hfac)3(6bpyCO)]'
_cod_original_cell_volume        3699.8(13)
_cod_database_code               4348951