Luminescent Er<sup>3+</sup> based single molecule magnets with fluorinated alkoxide or aryloxide ligands.
Selikhov, Alexander N.; Félix, Gautier; Lyubov, Dmitry M.; Nelyubina, Yulia V.; Cherkasov, Anton V.; Sene, Saad; Taydakov, Ilya V.; Metlin, Mikhail T.; Tyutyunov, Andrey A.; Guari, Yannick; Larionova, Joulia; Trifonov, Alexander A.; Dalton transactions (Cambridge, England : 2003) 53 (2024) 6352–6366; doi:10.1039/d3dt04375d

data_7715407
_publ_section_title
;
 Luminescent Er<sup>3+</sup> based single molecule magnets with
 fluorinated alkoxide or aryloxide ligands.
;
_journal_issue                   14
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              6352
_journal_page_last               6366
_journal_paper_doi               10.1039/d3dt04375d
_journal_volume                  53
_journal_year                    2024
_chemical_formula_moiety         'C63 H19 Er F45 N O3 Si2'
_chemical_formula_sum            'C63 H19 Er F45 N O3 Si2'
_chemical_formula_weight         1916.23
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     dual
_audit_creation_date             2023-08-27
_audit_creation_method
;
Olex2 1.5
(compiled 2023.02.24 svn.rf166f9f3 for OlexSys, GUI svn.r6725)
;
_audit_update_record
;
2023-08-27 deposited with the CCDC.	2024-03-06 downloaded from the CCDC.
;
_cell_angle_alpha                94.9370(10)
_cell_angle_beta                 112.0700(10)
_cell_angle_gamma                96.0260(10)
_cell_formula_units_Z            2
_cell_length_a                   14.7886(4)
_cell_length_b                   15.4929(4)
_cell_length_c                   18.0735(4)
_cell_measurement_reflns_used    9765
_cell_measurement_temperature    100
_cell_measurement_theta_max      30.62
_cell_measurement_theta_min      2.28
_cell_volume                     3780.78(17)
_computing_molecular_graphics    'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL  (Sheldrick, 2008)'
_computing_structure_solution    'SHELXT 2014/4 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker Quest D8'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0597
_diffrn_reflns_av_unetI/netI     0.0847
_diffrn_reflns_Laue_measured_fraction_full 0.996
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            42913
_diffrn_reflns_point_group_measured_fraction_full 0.996
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.000
_diffrn_reflns_theta_min         1.855
_exptl_absorpt_coefficient_mu    1.296
_exptl_absorpt_correction_T_max  0.2658
_exptl_absorpt_correction_T_min  0.2082
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2008/1 (Bruker,2008) was used for absorption correction.
wR2(int) was 0.1312 before and 0.0468 after correction.
The Ratio of minimum to maximum transmission is 0.7917.
The \l/2 correction factor is 0.0015.
;
_exptl_crystal_colour            pink
_exptl_crystal_colour_primary    pink
_exptl_crystal_density_diffrn    1.683
_exptl_crystal_description       prism
_exptl_crystal_F_000             1858
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.05
_refine_diff_density_max         1.490
_refine_diff_density_min         -0.855
_refine_diff_density_rms         0.120
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.996
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1042
_refine_ls_number_reflns         16441
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.996
_refine_ls_R_factor_all          0.0663
_refine_ls_R_factor_gt           0.0477
_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^)+(0.0548P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1051
_refine_ls_wR_factor_ref         0.1125
_reflns_Friedel_coverage         0.000
_reflns_number_gt                12863
_reflns_number_total             16441
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3dt04375d2.cif
_cod_data_source_block           3
_cod_depositor_comments
'Adding full bibliography for 7715406--7715411.cif.'
_cod_database_code               7715407
_shelxl_version_number           2014/6
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All N(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Riding coordinates:
 N1(H1)
2.b Idealised Me refined as rotating group:
 C58(H58A,H58B,H58C), C59(H59A,H59B,H59C), C60(H60A,H60B,H60C), C61(H61A,H61B,
 H61C), C62(H62A,H62B,H62C), C63(H63A,H63B,H63C)
;
_shelx_res_checksum              38491
_shelx_fab_checksum              24400
_olex2_submission_special_instructions 'No special instructions were received'