Unprecedented (3,4)-connected metal-organic frameworks (MOFs) with 3-fold interpenetration and considerable solvent-accessible void space.
Luo, Feng; Zheng, Ji-min; Batten, Stuart R; Chemical communications (Cambridge, England)  (2007) 3744–3746; doi:10.1039/b706177c

data_7102127
_publ_section_title
;
 Unprecedented (3,4)-connected metal-organic frameworks (MOFs) with
 3-fold interpenetration and considerable solvent-accessible void
 space.
;
_journal_issue                   36
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              3744
_journal_page_last               3746
_journal_paper_doi               10.1039/b706177c
_journal_year                    2007
_chemical_formula_sum            'C24 H16 Cu N4 O6'
_chemical_formula_weight         519.95
_chemical_name_systematic
;
?
;
_space_group_IT_number           148
_symmetry_cell_setting           rhombohedral
_symmetry_space_group_name_Hall  '-R 3'
_symmetry_space_group_name_H-M   'R -3 :H'
_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            9
_cell_length_a                   18.5943(16)
_cell_length_b                   18.5943(16)
_cell_length_c                   19.761(3)
_cell_measurement_reflns_used    11240
_cell_measurement_temperature    294(2)
_cell_measurement_theta_max      26.39
_cell_measurement_theta_min      1.63
_cell_volume                     5916.9(12)
_computing_cell_refinement       'RAXIS-RAPID Auto(Rigaku, 2004)'
_computing_data_collection       'RAXIS-RAPID Auto(Rigaku, 2004)'
_computing_data_reduction        'CrystalStructure(Rigaku/MSC, 2004)'
_computing_molecular_graphics    'SHELXL-97 (Sheldrick, 2001)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      294(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'rigaku r-axis rapid IP area detector'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0740
_diffrn_reflns_av_sigmaI/netI    0.0663
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            11240
_diffrn_reflns_theta_full        26.39
_diffrn_reflns_theta_max         26.39
_diffrn_reflns_theta_min         1.63
_diffrn_source                   'rotating anode'
_exptl_absorpt_coefficient_mu    0.873
_exptl_absorpt_correction_T_max  0.9659
_exptl_absorpt_correction_T_min  0.9256
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            Green
_exptl_crystal_density_diffrn    1.313
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             2385
_exptl_crystal_size_max          0.09
_exptl_crystal_size_mid          0.07
_exptl_crystal_size_min          0.04
_refine_diff_density_max         1.416
_refine_diff_density_min         -0.375
_refine_diff_density_rms         0.192
_refine_ls_extinction_coef       0.0011(2)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.097
_refine_ls_hydrogen_treatment    refU
_refine_ls_matrix_type           full
_refine_ls_number_parameters     165
_refine_ls_number_reflns         2717
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.097
_refine_ls_R_factor_all          0.1136
_refine_ls_R_factor_gt           0.0617
_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^)+(0.1105P)^2^+7.4660P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1714
_refine_ls_wR_factor_ref         0.2007
_reflns_number_gt                1753
_reflns_number_total             2717
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b706177c.txt
_cod_data_source_block           070312am
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Rhombohedral' changed to 'rhombohedral'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'Multi-scan' changed
to 'multi-scan' according to
'/home/saulius/struct/CIF-dictionaries/cif_core.dic' dictionary named
'cif_core.dic' version 2.4.1 from
2010-06-29.

'_refine_ls_hydrogen_treatment' value 'refu' changed to
'refU' 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_enum 1527 2010-12-29 10:47:43Z saulius 

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      R-3
_cod_database_code               7102127