Controllable preparation, network structures and properties of unusual metal‒organic frameworks constructed from 4,4′-(hexafluoroisopropylidene)diphthalic acid and 4,4′-bipyridyl
Zhong, Rui-Qin; Zou, Ru-Qiang; Du, Miao; Yamada, Tetsuya; Maruta, Goro; Takeda, Sadamu; Xu, Qiang; Dalton Transactions  (2008) 2346–2354; doi:10.1039/b712024a

data_7003102
_publ_section_title
;
 Controllable preparation, network structures and properties of unusual
 metal--organic frameworks constructed from
 4,4&#x2032;-(hexafluoroisopropylidene)diphthalic acid and
 4,4&#x2032;-bipyridyl
;
_journal_issue                   17
_journal_name_full               'Dalton Transactions'
_journal_page_first              2346
_journal_page_last               2354
_journal_paper_doi               10.1039/b712024a
_journal_year                    2008
_chemical_formula_sum            'C39 H42 F6 N4 Ni2 O18'
_chemical_formula_weight         1086.19
_chemical_name_systematic
;
?
;
_space_group_IT_number           18
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2 2ab'
_symmetry_space_group_name_H-M   'P 21 21 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                90.00
_cell_formula_units_Z            2
_cell_length_a                   24.094(5)
_cell_length_b                   8.1984(16)
_cell_length_c                   11.307(2)
_cell_measurement_reflns_used    1054
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.52
_cell_measurement_theta_min      2.68
_cell_volume                     2233.5(7)
_computing_cell_refinement       'Rigaku RAXIS-RAPID'
_computing_data_collection       'Rigaku RAXIS-RAPID'
_computing_data_reduction        'Rigaku RAXIS-RAPID'
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Rigaku RAXIS-RAPID'
_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  0.0474
_diffrn_reflns_av_sigmaI/netI    0.0403
_diffrn_reflns_limit_h_max       28
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            17313
_diffrn_reflns_theta_full        25.19
_diffrn_reflns_theta_max         25.19
_diffrn_reflns_theta_min         3.01
_diffrn_standards_decay_%        0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.948
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.7801
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Higashi, T. (1995). Program for Absorption Correction.
Rigaku Corporation, Tokyo, Japan.
;
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.615
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1116
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.781
_refine_diff_density_min         -0.568
_refine_diff_density_rms         0.071
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.368(16)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.033
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     313
_refine_ls_number_reflns         4028
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.033
_refine_ls_R_factor_all          0.0428
_refine_ls_R_factor_gt           0.0387
_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^)+(0.0598P)^2^+1.4949P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1008
_refine_ls_wR_factor_ref         0.1037
_reflns_number_gt                3732
_reflns_number_total             4028
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b712024a.txt
_cod_data_source_block           1
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
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_cell_volume        2233.6(8)
_cod_original_sg_symbol_H-M      P2(1)2(1)2
_cod_database_code               7003102