Syntheses, crystal structures and UV-visible absorption properties of five metal-organic frameworks constructed from terphenyl-2,5,2',5'-tetracarboxylic acid and bis(imidazole) bridging ligands.
Fan, Liming; Zhang, Xiutang; Zhang, Wei; Ding, Yuanshuai; Fan, Weiliu; Sun, Liming; Pang, Yue; Zhao, Xian; Dalton transactions (Cambridge, England : 2003) 43 (2014) 6701–6710; doi:10.1039/c3dt53379d

data_7029551
_publ_section_title
;
 Syntheses, crystal structures and UV-visible absorption properties of
 five metal-organic frameworks constructed from
 terphenyl-2,5,2',5'-tetracarboxylic acid and bis(imidazole) bridging
 ligands.
;
_journal_issue                   18
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              6701
_journal_page_last               6710
_journal_paper_doi               10.1039/c3dt53379d
_journal_volume                  43
_journal_year                    2014
_chemical_formula_sum            'C41 H36 N6 Ni O6'
_chemical_formula_weight         767.47
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                96.636(4)
_cell_angle_beta                 114.001(4)
_cell_angle_gamma                115.893(4)
_cell_formula_units_Z            2
_cell_length_a                   12.785(3)
_cell_length_b                   13.443(4)
_cell_length_c                   14.029(4)
_cell_measurement_reflns_used    2557
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      23.09
_cell_measurement_theta_min      2.80
_cell_volume                     1851.2(9)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0227
_diffrn_reflns_av_unetI/netI     0.0519
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            9682
_diffrn_reflns_theta_full        25.25
_diffrn_reflns_theta_max         25.25
_diffrn_reflns_theta_min         1.70
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.581
_exptl_absorpt_correction_T_max  0.9231
_exptl_absorpt_correction_T_min  0.8052
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2001)'
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.377
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             800
_exptl_crystal_size_max          0.39
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.879
_refine_diff_density_min         -0.585
_refine_diff_density_rms         0.065
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.001
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     512
_refine_ls_number_reflns         6660
_refine_ls_number_restraints     48
_refine_ls_restrained_S_all      1.005
_refine_ls_R_factor_all          0.0793
_refine_ls_R_factor_gt           0.0529
_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^)+(0.0740P)^2^+1.6507P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1317
_refine_ls_wR_factor_ref         0.1490
_reflns_number_gt                4883
_reflns_number_total             6660
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3dt53379d2.cif
_cod_data_source_block           z
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/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        1851.2(8)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7029551