Switching on single-molecule magnet properties of homoleptic sandwich tris(pyrazolyl)borate dysprosium(iii) cations via intermolecular dipolar coupling.
Alexandropoulos, Dimitris I.; Vignesh, Kuduva R.; Xie, Haomiao; Dunbar, Kim R.; Dalton transactions (Cambridge, England : 2003) 48 (2019) 10610–10618; doi:10.1039/c9dt00597h

data_7700049
_publ_section_title
;
 Switching on single-molecule magnet properties of homoleptic sandwich
 tris(pyrazolyl)borate dysprosium(iii) cations via intermolecular dipolar
 coupling.
;
_journal_issue                   28
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              10610
_journal_page_last               10618
_journal_paper_doi               10.1039/c9dt00597h
_journal_volume                  48
_journal_year                    2019
_chemical_formula_moiety         'C30 H44 B2 Dy N12, I'
_chemical_formula_sum            'C30 H44 B2 Dy I N12'
_chemical_formula_weight         883.79
_space_group_crystal_system      monoclinic
_space_group_IT_number           12
_space_group_name_Hall           '-C 2y'
_space_group_name_H-M_alt        'C 1 2/m 1'
_symmetry_space_group_name_Hall  '-C 2y'
_symmetry_space_group_name_H-M   'C 1 2/m 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_block_doi                 10.5517/ccdc.csd.cc210f4n
_audit_creation_date             2018-09-08
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2018-11-05 deposited with the CCDC.    2019-05-09 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 91.810(3)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   16.4584(11)
_cell_length_b                   12.8987(8)
_cell_length_c                   8.4033(6)
_cell_measurement_reflns_used    9583
_cell_measurement_temperature    100
_cell_measurement_theta_max      25.741
_cell_measurement_theta_min      2.425
_cell_volume                     1783.1(2)
_computing_cell_refinement       'SAINT v8.37A (Bruker, 2015)'
_computing_data_reduction        'SAINT v8.37A (Bruker, 2015)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'SIR2004 (Burla et al.,  2007)'
_diffrn_ambient_temperature      100.42
_diffrn_detector                 'Bruker APEX2 area detector'
_diffrn_detector_area_resol_mean 7.9
_diffrn_detector_type            'CCD area detector'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  'mirror optics'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0635
_diffrn_reflns_av_unetI/netI     0.0231
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            33794
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.742
_diffrn_reflns_theta_max         25.742
_diffrn_reflns_theta_min         2.425
_diffrn_source                   'microfocus sealed X-ray tube'
_diffrn_source_type              'Incoatec I\ms'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.001
_exptl_absorpt_correction_T_max  0.7453
_exptl_absorpt_correction_T_min  0.6132
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. wR2(int) was 0.1487 before and 0.0724 after correction. The Ratio of minimum to maximum transmission is 0.8228. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            'clear whiteish colourless'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   whiteish
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.646
_exptl_crystal_description       plate
_exptl_crystal_F_000             874
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.13
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.565
_refine_diff_density_min         -0.768
_refine_diff_density_rms         0.105
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.109
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     124
_refine_ls_number_reflns         1791
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.109
_refine_ls_R_factor_all          0.0300
_refine_ls_R_factor_gt           0.0253
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0062P)^2^+9.8949P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0458
_refine_ls_wR_factor_ref         0.0473
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1647
_reflns_number_total             1791
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9dt00597h2.cif
_cod_data_source_block           da1063_0m_a
_cod_depositor_comments
'Adding full bibliography for 7700048--7700050.cif.'
_cod_database_code               7700049
_shelx_shelxl_version_number     2017/1
_shelx_estimated_absorpt_t_max   0.864
_shelx_estimated_absorpt_t_min   0.571
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All B(H) groups, All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2. Others
 Fixed Sof: H1A(0.5) H1B(0.5) H1C(0.5) H5A(0.5) H5B(0.5) H5C(0.5)
3.a Ternary CH refined with riding coordinates:
 B1(H1)
3.b Aromatic/amide H refined with riding coordinates:
 C3(H3), C8(H8)
3.c Idealised Me refined as rotating group:
 C1(H1A,H1B,H1C), C5(H5A,H5B,H5C), C6(H6A,H6B,H6C), C10(H10A,H10B,H10C)
;
_shelx_res_checksum              29761
_olex2_submission_special_instructions 'No special instructions were received'