Syntheses, structures, and magnetic properties of the lanthanide complexes of imidazole-substituted nitronyl nitroxide biradicals
Xia, Cheng-Cai; Ji, Wen-Jie; Zhang, Xin-Yu; Miao, Hao; Zhang, Yi-Quan; Wang, Xin-Yi; Dalton Transactions  (2022) –; doi:10.1039/D2DT01652D

data_7710862
_publ_section_title
;
 Syntheses, structures, and magnetic properties of the lanthanide
 complexes of imidazole-substituted nitronyl nitroxide biradicals
;
_journal_name_full               'Dalton Transactions'
_journal_paper_doi               10.1039/D2DT01652D
_journal_year                    2022
_chemical_formula_moiety         'C22 H32 N11 O13 Tb, C H4 O'
_chemical_formula_sum            'C23 H36 N11 O14 Tb'
_chemical_formula_weight         849.55
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2022-03-10
_audit_creation_method
;
Olex2 1.5-alpha
(compiled 2022.03.08 svn.r54f81f84 for OlexSys, GUI svn.r6485)
;
_audit_update_record
;
2022-05-21 deposited with the CCDC.	2022-07-19 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.6001(10)
_cell_length_b                   17.0958(17)
_cell_length_c                   17.6717(18)
_cell_measurement_reflns_used    9942
_cell_measurement_temperature    193
_cell_measurement_theta_max      27.49
_cell_measurement_theta_min      2.26
_cell_volume                     3202.4(5)
_computing_molecular_graphics    'Olex2 1.5-alpha (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5-alpha (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2018/3 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      193
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0558
_diffrn_reflns_av_unetI/netI     0.0545
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            29541
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.514
_diffrn_reflns_theta_min         2.240
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.293
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            'metallic dark blue'
_exptl_crystal_colour_lustre     metallic
_exptl_crystal_colour_modifier   dark
_exptl_crystal_colour_primary    blue
_exptl_crystal_density_diffrn    1.762
_exptl_crystal_description       block
_exptl_crystal_F_000             1712
_exptl_crystal_size_max          0.04
_exptl_crystal_size_mid          0.02
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.523
_refine_diff_density_min         -0.827
_refine_diff_density_rms         0.117
_refine_ls_abs_structure_details
;
 Refined as an inversion twin.
;
_refine_ls_abs_structure_Flack   0.032(11)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.042
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     453
_refine_ls_number_reflns         7337
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      1.043
_refine_ls_R_factor_all          0.0350
_refine_ls_R_factor_gt           0.0298
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0276P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0654
_refine_ls_wR_factor_ref         0.0679
_reflns_Friedel_coverage         0.790
_reflns_Friedel_fraction_full    0.998
_reflns_Friedel_fraction_max     0.997
_reflns_number_gt                6816
_reflns_number_total             7337
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2dt01652d2.cif
_cod_data_source_block           1
_cod_database_code               7710862
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.956
_shelx_estimated_absorpt_t_min   0.914
_olex2_refinement_description
;
1. Twinned data refinement
 Scales: 0.968(11)
 0.032(11)
2. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups, All O(H) groups
3. Uiso/Uaniso restraints and constraints
Uanis(O12) \\sim Ueq: with sigma of 0.001 and sigma for terminal atoms of 0.002
4.a Secondary CH2 refined with riding coordinates:
 C00V(H00A,H00B), C00Z(H00C,H00D)
4.b Aromatic/amide H refined with riding coordinates:
 C00O(H00O), C00S(H00S), C00T(H00T), C013(H013)
4.c Idealised Me refined as rotating group:
 C011(H01A,H01B,H01C), C014(H01D,H01E,H01F), C015(H01G,H01H,H01I), C016(H01J,
 H01K,H01L), C018(H01M,H01N,H01O), C019(H01P,H01Q,H01R), C01A(H01S,H01T,H01U),
 C01B(H01V,H01W,H01X), C1(H1A,H1B,H1C)
4.d Idealised tetrahedral OH refined as rotating group:
 O12(H12)
;
_shelx_res_checksum              98048
_shelx_hkl_checksum              51471
_olex2_submission_special_instructions 'No special instructions were received'