Rare-earth cation effects on three-dimensional metal-organic rotaxane framework (MORF) self assembly
Han-Yuan Gong; Brett M. Rambo; Cory Nelson; Vincent M. Lynch; Xiaoyang Zhu; Jonathan L. Sessler; Chem.Commun. 48 (2012) 10186–10188; doi:10.1039/C2CC34200F

data_7108432
_publ_section_title
;
 Rare-earth cation effects on three-dimensional metal-organic rotaxane
 framework (MORF) self assembly
;
_journal_name_full               Chem.Commun.
_journal_page_first              10186
_journal_page_last               10188
_journal_paper_doi               10.1039/C2CC34200F
_journal_volume                  48
_journal_year                    2012
_chemical_formula_sum            'C78 H92 Eu2 N10 O39'
_chemical_formula_weight         2097.54
_chemical_name_common
;
cyclo(2)(2,6-di(1H-imidazol-1-yl)pyridine)(2)(1,4-
dimethylenebenzene)_ 5 terephthalate dianion_ 2 europium(iii)_19 H2O
;
_chemical_name_systematic
;
?
;
_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                 130.442(19)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   23.198(5)
_cell_length_b                   15.455(3)
_cell_length_c                   34.046(10)
_cell_measurement_reflns_used    15932
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.00
_cell_measurement_theta_min      1.15
_cell_volume                     9290(5)
_computing_cell_refinement       'CrystalClear (Rigaku Inc., 2008)'
_computing_data_collection       'CrystalClear (Rigaku Inc., 2008)'
_computing_data_reduction        'CrystalClear (Rigaku Inc., 2008)'
_computing_molecular_graphics
;
XP, Shelxtl-Plus Version 5.1, Bruker AXS, 1998.
;
_computing_publication_material
;
XCIF, Shelxtl-Plus Version 5.1, Bruker AXS, 1998.
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 28.5714
_diffrn_measured_fraction_theta_full 0.975
_diffrn_measured_fraction_theta_max 0.975
_diffrn_measurement_device_type
;
Saturn724+ (2x2 bin mode)
;
_diffrn_measurement_method       dtprofit.ref
_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  0.1061
_diffrn_reflns_av_sigmaI/netI    0.1267
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       39
_diffrn_reflns_limit_l_min       -39
_diffrn_reflns_number            70080
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.15
_exptl_absorpt_coefficient_mu    1.430
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.6570
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Sheldrick, G. M. (1996). SADABS. University of G\"ottingen, Germany.
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.500
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             4272
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.04
_exptl_crystal_size_min          0.03
_platon_squeeze_details
;
;
_refine_diff_density_max         1.455
_refine_diff_density_min         -1.847
_refine_diff_density_rms         0.156
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.007
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     976
_refine_ls_number_reflns         15932
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.007
_refine_ls_R_factor_all          0.1312
_refine_ls_R_factor_gt           0.0856
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0500P)^2^+60.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1906
_refine_ls_wR_factor_ref         0.2092
_reflns_number_gt                9392
_reflns_number_total             15932
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2cc34200f.txt
_cod_data_source_block           MORF_Eu
_cod_original_cell_volume        9290(4)
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7108432