A luminescent linear trinuclear Dy(III) complex exhibiting slow magnetic relaxation of single ion origin.
Liu, Chun-Sen; Du, Miao; Sañudo, E Carolina; Echeverria, Jorge; Hu, Min; Zhang, Qiang; Zhou, Li-Ming; Fang, Shao-Ming; Dalton transactions (Cambridge, England : 2003) 40 (2011) 9366–9369; doi:10.1039/c1dt11039j

data_7016924
_publ_section_title
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 A luminescent linear trinuclear Dy(III) complex exhibiting slow
 magnetic relaxation of single ion origin.
;
_journal_issue                   37
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              9366
_journal_page_last               9369
_journal_paper_doi               10.1039/c1dt11039j
_journal_volume                  40
_journal_year                    2011
_chemical_formula_sum            'C85 H57 Dy3 N6 O21'
_chemical_formula_weight         1985.87
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 103.294(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.2574(7)
_cell_length_b                   23.3393(10)
_cell_length_c                   23.6971(14)
_cell_measurement_reflns_used    14936
_cell_measurement_temperature    294(2)
_cell_measurement_theta_max      26.3154
_cell_measurement_theta_min      2.9972
_cell_volume                     7674.1(7)
_computing_cell_refinement       'SAINT (Bruker, 2007)'
_computing_data_collection       'SMART (Bruker, 2007)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL and PLATON (Spek, 2009)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      294(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker SMART CCD area-detector'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0658
_diffrn_reflns_av_sigmaI/netI    0.0873
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -27
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            53714
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.00
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.972
_exptl_absorpt_correction_T_max  0.6168
_exptl_absorpt_correction_T_min  0.5237
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.719
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             3900
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.18
_refine_diff_density_max         1.549
_refine_diff_density_min         -0.764
_refine_diff_density_rms         0.099
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.017
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1024
_refine_ls_number_reflns         13494
_refine_ls_number_restraints     18
_refine_ls_restrained_S_all      1.018
_refine_ls_R_factor_all          0.0700
_refine_ls_R_factor_gt           0.0333
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0091P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0450
_refine_ls_wR_factor_ref         0.0474
_reflns_number_gt                8625
_reflns_number_total             13494
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            c1dt11039j.txt
_cod_data_source_block           1a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7016924