Isomeric ligands enhance the anisotropy barrier within nine-coordinated {Dy2} compounds
Sun, Lin; Wei, Shilong; Zhang, Jun; Wang, Wenyuan; Chen, Sanping; Zhang, Yiquan; Wei, Qing; Xie, Gang; Gao, Shengli; Journal of Materials Chemistry C 5 (2017) 9488–; doi:10.1039/C7TC02786A

data_7236865
_publ_section_title
;
 Isomeric ligands enhance the anisotropy barrier within nine-coordinated
 {Dy2} compounds
;
_journal_issue                   36
_journal_name_full               'Journal of Materials Chemistry C'
_journal_page_first              9488
_journal_paper_doi               10.1039/C7TC02786A
_journal_volume                  5
_journal_year                    2017
_chemical_formula_moiety         'C32 H36 Dy2 N10 O12, 4(H2 O)'
_chemical_formula_sum            'C32 H44 Dy2 N10 O16'
_chemical_formula_weight         1149.77
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2017-08-21 deposited with the CCDC.
2017-08-23 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 97.960(4)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   17.6569(7)
_cell_length_b                   13.0716(5)
_cell_length_c                   18.0859(7)
_cell_measurement_reflns_used    4230
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      28.8310
_cell_measurement_theta_min      3.8410
_cell_volume                     4134.1(3)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.848
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0374
_diffrn_reflns_av_unetI/netI     0.0561
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.848
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            11114
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.848
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         29.323
_diffrn_reflns_theta_min         3.318
_exptl_absorpt_coefficient_mu    3.668
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.82314
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS 2015/2 (Bruker,2015) was used for absorption correction. R(int) was  0.07741 before and 0.05435 after correction. The Ratio of minimum to maximum transmission is 0.8231. The \l/2 correction factor is 0.0015.'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.847
_exptl_crystal_description       block
_exptl_crystal_F_000             2264
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.19
_refine_diff_density_max         1.059
_refine_diff_density_min         -0.742
_refine_diff_density_rms         0.144
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.946
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     261
_refine_ls_number_reflns         4803
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.946
_refine_ls_R_factor_all          0.0634
_refine_ls_R_factor_gt           0.0418
_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^)+(0.0840P)^2^+1.2560P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1129
_refine_ls_wR_factor_ref         0.1290
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3688
_reflns_number_total             4803
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7tc02786a2.cif
_cod_data_source_block           exp_0803_2-1
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               7236865
_shelx_shelxl_version_number     2014/7
_shelx_res_checksum              72291
_shelx_hkl_checksum              70774