Regulating the magnetic properties of seven-coordinated Dy(III) single-ion magnets through the effect of positional isomers on axial crystal-field.
Dong, Yubao; Zhu, Li; Yin, Bing; Zhu, Xinrui; Li, Dongfeng; Dalton transactions (Cambridge, England : 2003)  (2021) –; doi:10.1039/d1dt02925h

data_7708882
_publ_section_title
;
 Regulating the magnetic properties of seven-coordinated Dy(III)
 single-ion magnets through the effect of positional isomers on axial
 crystal-field.
;
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_paper_doi               10.1039/d1dt02925h
_journal_year                    2021
_chemical_absolute_configuration s
_chemical_formula_moiety         'C30 H32 Cl Dy N4 O4'
_chemical_formula_sum            'C30 H32 Cl Dy N4 O4'
_chemical_formula_weight         710.54
_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             2020-11-03
_audit_creation_method
;
Olex2 1.3-alpha
(compiled 2019.04.09 svn.r3586 for OlexSys, GUI svn.r5731)
;
_audit_update_record
;
2021-03-19 deposited with the CCDC.	2021-11-01 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.6071(13)
_cell_length_b                   17.845(3)
_cell_length_c                   18.836(3)
_cell_measurement_reflns_used    9896
_cell_measurement_temperature    296.15
_cell_measurement_theta_max      26.37
_cell_measurement_theta_min      2.53
_cell_volume                     2893.1(8)
_computing_cell_refinement       'SAINT v7.68A (Bruker, 2009)'
_computing_data_reduction        'SAINT v7.68A (Bruker, 2009)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      296.15
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0206
_diffrn_reflns_av_unetI/netI     0.0248
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            22377
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.369
_diffrn_reflns_theta_min         1.572
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.717
_exptl_absorpt_correction_T_max  0.7454
_exptl_absorpt_correction_T_min  0.4908
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2008/1 (Bruker,2008) was used for absorption correction.
wR2(int) was 0.1053 before and 0.0548 after correction.
The Ratio of minimum to maximum transmission is 0.6584.
The \l/2 correction factor is 0.0015.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.631
_exptl_crystal_description       block
_exptl_crystal_F_000             1420
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.250
_refine_diff_density_min         -0.832
_refine_diff_density_rms         0.085
_refine_ls_abs_structure_details
;
 Flack x determined using 2434 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.012(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.142
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     363
_refine_ls_number_reflns         5894
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.142
_refine_ls_R_factor_all          0.0162
_refine_ls_R_factor_gt           0.0154
_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^)+0.5461P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0368
_refine_ls_wR_factor_ref         0.0371
_reflns_Friedel_coverage         0.768
_reflns_Friedel_fraction_full    0.995
_reflns_Friedel_fraction_max     0.996
_reflns_number_gt                5750
_reflns_number_total             5894
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1dt02925h2.cif
_cod_data_source_block           t
_cod_database_code               7708882
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.773
_shelx_estimated_absorpt_t_min   0.641
_olex2_refinement_description
;
1. 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
2.a Secondary CH2 refined with riding coordinates:
 C6(H6A,H6B), C7(H7A,H7B), C8(H8A,H8B), C9(H9A,H9B), C15(H15A,H15B), C23(H23A,
 H23B)
2.b Aromatic/amide H refined with riding coordinates:
 C1(H1), C2(H2), C3(H3), C4(H4), C11(H11), C12(H12), C13(H13), C14(H14),
 C17(H17), C18(H18), C19(H19), C25(H25), C26(H26), C27(H27)
2.c Idealised Me refined as rotating group:
 C22(H22A,H22B,H22C), C30(H30A,H30B,H30C)
;
_shelx_res_checksum              22189
_shelx_hkl_checksum              18773
_olex2_submission_special_instructions 'No special instructions were received'