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_7715406
_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         'C54 H30 Er2 F36 O6'
_chemical_formula_sum            'C54 H30 Er2 F36 O6'
_chemical_formula_weight         1793.30
_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   geom
_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                100.9240(10)
_cell_angle_beta                 104.5260(10)
_cell_angle_gamma                94.4460(10)
_cell_formula_units_Z            2
_cell_length_a                   11.2800(2)
_cell_length_b                   13.6848(3)
_cell_length_c                   20.1615(5)
_cell_measurement_reflns_used    9897
_cell_measurement_temperature    100
_cell_measurement_theta_max      30.59
_cell_measurement_theta_min      2.40
_cell_volume                     2932.43(11)
_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      100.00
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker Quest D8  CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0355
_diffrn_reflns_av_unetI/netI     0.0455
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            32777
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.000
_diffrn_reflns_theta_min         1.881
_exptl_absorpt_coefficient_mu    3.007
_exptl_absorpt_correction_T_max  0.1561
_exptl_absorpt_correction_T_min  0.0882
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1238 before and 0.0479 after correction.
The Ratio of minimum to maximum transmission is 0.5650.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            pink
_exptl_crystal_colour_primary    pink
_exptl_crystal_density_diffrn    2.031
_exptl_crystal_description       plate
_exptl_crystal_F_000             1724
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.03
_refine_diff_density_max         1.397
_refine_diff_density_min         -1.096
_refine_diff_density_rms         0.111
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.061
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     883
_refine_ls_number_reflns         12801
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.061
_refine_ls_R_factor_all          0.0382
_refine_ls_R_factor_gt           0.0304
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0210P)^2^+4.2831P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0678
_refine_ls_wR_factor_ref         0.0710
_reflns_Friedel_coverage         0.000
_reflns_number_gt                11020
_reflns_number_total             12801
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3dt04375d2.cif
_cod_data_source_block           6
_cod_depositor_comments
'Adding full bibliography for 7715406--7715411.cif.'
_cod_database_code               7715406
_shelxl_version_number           2014/6
_shelx_estimated_absorpt_t_max   0.915
_shelx_estimated_absorpt_t_min   0.520
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C5(H5), C6(H6), C7(H7), C8(H8), C9(H9), C14(H14), C15(H15), C16(H16),
 C17(H17), C18(H18), C23(H23), C24(H24), C25(H25), C26(H26), C27(H27), C32(H32),
  C33(H33), C34(H34), C35(H35), C36(H36), C41(H41), C42(H42), C43(H43),
 C44(H44), C45(H45), C50(H50), C51(H51), C52(H52), C53(H53), C54(H54)
;
_shelx_res_checksum              37192
_olex2_submission_special_instructions 'No special instructions were received'