A pair of 3D homochiral metal-organic frameworks: spontaneous resolution, single-crystal-to-single-crystal transformation and selective adsorption properties.
Zheng, Xiao-Dan; Zhang, Mei; Jiang, Long; Lu, Tong-Bu; Dalton transactions (Cambridge, England : 2003) 41 (2012) 1786–1791; doi:10.1039/c1dt11825k

data_7017987
_publ_section_title
;
 A pair of 3D homochiral metal-organic frameworks: spontaneous resolution,
 single-crystal-to-single-crystal transformation and selective adsorption
 properties.
;
_journal_issue                   6
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              1786
_journal_page_last               1791
_journal_paper_doi               10.1039/c1dt11825k
_journal_volume                  41
_journal_year                    2012
_chemical_absolute_configuration ad
_chemical_formula_sum            'C48 H74 Eu N11 O25'
_chemical_formula_weight         1357.14
_chemical_name_systematic
;
?
;
_space_group_IT_number           149
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  'P 3 2'
_symmetry_space_group_name_H-M   'P 3 1 2'
_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                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            1
_cell_length_a                   12.488(4)
_cell_length_b                   12.488(4)
_cell_length_c                   12.336(7)
_cell_measurement_temperature    333(2)
_cell_volume                     1666.1(12)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      333(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Rigaku RAXIS-RAPID Imaging Plate'
_diffrn_measurement_method       \W
_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  0.1572
_diffrn_reflns_av_sigmaI/netI    0.1095
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            11050
_diffrn_reflns_theta_full        27.53
_diffrn_reflns_theta_max         27.53
_diffrn_reflns_theta_min         3.26
_exptl_absorpt_coefficient_mu    1.022
_exptl_absorpt_correction_T_max  0.8295
_exptl_absorpt_correction_T_min  0.7099
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Higashi,T. (1995)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.353
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             702
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.31
_exptl_crystal_size_min          0.29
_refine_diff_density_max         0.981
_refine_diff_density_min         -1.002
_refine_diff_density_rms         0.137
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.14(6)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.018
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     141
_refine_ls_number_reflns         2531
_refine_ls_number_restraints     23
_refine_ls_restrained_S_all      1.017
_refine_ls_R_factor_all          0.1409
_refine_ls_R_factor_gt           0.1138
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0255P)^2^+16.6952P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2296
_refine_ls_wR_factor_ref         0.2472
_reflns_number_gt                1737
_reflns_number_total             2531
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1dt11825k.txt
_cod_data_source_block           1a'
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Trigonal' changed to 'trigonal'
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 
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_cod_database_code               7017987