One dense and two open chiral metal-organic frameworks: crystal structures and physical properties.
Zang, Shuangquan; Su, Yang; Li, Yizhi; Zhu, Huizhen; Meng, Qingjin; Inorganic chemistry 45 (2006) 2972–2978; doi:10.1021/ic0520418

data_4340166
_publ_section_title
;
 One dense and two open chiral metal-organic frameworks: crystal
 structures and physical properties.
;
_journal_issue                   7
_journal_name_full               'Inorganic chemistry'
_journal_page_first              2972
_journal_page_last               2978
_journal_paper_doi               10.1021/ic0520418
_journal_volume                  45
_journal_year                    2006
_chemical_absolute_configuration unk
_chemical_formula_sum            'C26 H16 Cu N2 O9'
_chemical_formula_weight         563.95
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           152
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  'P 31 2"'
_symmetry_space_group_name_H-M   'P 31 2 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                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            3
_cell_length_a                   10.963(2)
_cell_length_b                   10.963(2)
_cell_length_c                   16.034(3)
_cell_measurement_reflns_used    711
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      21.089
_cell_measurement_theta_min      2.493
_cell_volume                     1668.9(5)
_computing_cell_refinement       SMART
_computing_data_collection       'SMART (Bruker, 2000)'
_computing_data_reduction        'SAINT (Bruker, 2000)'
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  SHELXTL
_computing_structure_solution    'SHELXTL (Bruker, 2000)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker Smart Aepex CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0628
_diffrn_reflns_av_sigmaI/netI    0.0754
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            9062
_diffrn_reflns_theta_full        25.95
_diffrn_reflns_theta_max         25.94
_diffrn_reflns_theta_min         2.15
_exptl_absorpt_coefficient_mu    1.046
_exptl_absorpt_correction_T_max  0.81
_exptl_absorpt_correction_T_min  0.74
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS(Bruker, 2000)'
_exptl_crystal_colour            'dark blue'
_exptl_crystal_density_diffrn    1.683
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             861
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.478
_refine_diff_density_min         -0.581
_refine_diff_density_rms         0.099
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.072(16)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.995
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     175
_refine_ls_number_reflns         2191
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.995
_refine_ls_R_factor_all          0.0778
_refine_ls_R_factor_gt           0.0650
_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^)+(0.1050P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1523
_refine_ls_wR_factor_ref         0.1567
_reflns_number_gt                1811
_reflns_number_total             2191
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic0520418si20051128_074345.cif
_cod_data_source_block           50106am
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Trigonal' changed to 'trigonal'
according to
/usr/data/users/saulius/automatic-downloads/retrospective/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_cell_volume        1668.8(5)
_cod_database_code               4340166