Fine-tuning the type of equatorial donor atom in pentagonal bipyramidal Dy(III) complexes to enhance single-molecule magnet properties
Wu, Haipeng; Li, Min; Yin, Bing; Xia, Zhengqiang; Ke, Hongshan; Wei, Qing; Xie, Gang; Chen, Sanping; Gao, Sheng-li; Dalton Transactions  (2019) –; doi:10.1039/C9DT03292D

data_7701290
_publ_section_title
;
 Fine-tuning the type of equatorial donor atom in pentagonal bipyramidal
 Dy(III) complexes to enhance single-molecule magnet properties
;
_journal_name_full               'Dalton Transactions'
_journal_paper_doi               10.1039/C9DT03292D
_journal_year                    2019
_chemical_absolute_configuration rm
_chemical_formula_moiety         'C16 H22 Cl3 Dy N4'
_chemical_formula_sum            'C16 H22 Cl3 Dy N4'
_chemical_formula_weight         539.22
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     iterative
_audit_creation_date             2019-04-22
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2019-04-22 deposited with the CCDC.    2019-10-01 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 115.407(2)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   8.5713(10)
_cell_length_b                   14.3669(17)
_cell_length_c                   8.9521(10)
_cell_measurement_reflns_used    4598
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      26.25
_cell_measurement_theta_min      2.63
_cell_volume                     995.8(2)
_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    'olex2.solve (Bourhis et al., 2015)'
_diffrn_ambient_temperature      296.15
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.990
_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  0.0178
_diffrn_reflns_av_unetI/netI     0.0434
_diffrn_reflns_Laue_measured_fraction_full 0.996
_diffrn_reflns_Laue_measured_fraction_max 0.990
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -6
_diffrn_reflns_number            5335
_diffrn_reflns_point_group_measured_fraction_full 0.918
_diffrn_reflns_point_group_measured_fraction_max 0.902
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.248
_diffrn_reflns_theta_min         2.631
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    4.160
_exptl_absorpt_correction_T_max  0.7453
_exptl_absorpt_correction_T_min  0.4617
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2008/1 (Bruker,2008) was used for absorption correction. wR2(int) was 0.1001 before and 0.0497 after correction. The Ratio of minimum to maximum transmission is 0.6195. The \l/2 correction factor is 0.0015.'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.798
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             526
_exptl_crystal_size_max          0.17
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.13
_refine_diff_density_max         0.549
_refine_diff_density_min         -0.790
_refine_diff_density_rms         0.070
_refine_ls_abs_structure_details
;
 Flack x determined using 1436 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.020(7)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.922
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     219
_refine_ls_number_reflns         3619
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.922
_refine_ls_R_factor_all          0.0188
_refine_ls_R_factor_gt           0.0181
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details     'w=1/[\s^2^(Fo^2^)] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0440
_refine_ls_wR_factor_ref         0.0444
_reflns_Friedel_coverage         0.748
_reflns_Friedel_fraction_full    0.832
_reflns_Friedel_fraction_max     0.807
_reflns_number_gt                3512
_reflns_number_total             3619
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9dt03292d2.cif
_cod_data_source_block           1CH3
_cod_database_code               7701290
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.614
_shelx_estimated_absorpt_t_min   0.538
_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:
 C7(H7A,H7B), C8(H8A,H8B), C9(H9A,H9B), C6(H6A,H6B)
2.b Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C14(H14), C13(H13), C4(H4), C11(H11), C12(H12), C1(H1)
2.c Idealised Me refined as rotating group:
 C15(H15A,H15B,H15C), C16(H16A,H16B,H16C)
;
_shelx_res_checksum              28151
_olex2_submission_special_instructions 'No special instructions were received'