Structural diversification and metal-directed assembly of coordination architectures based on tetrabromoterephthalic acid and a bent dipyridyl tecton 2,5-bis(4-pyridyl)-1,3,4-oxadiazole
Li, Cheng-Peng; Chen, Jing; Du, Miao; CrystEngComm 12 (2010) 4392–; doi:10.1039/c003738a

data_7212694
_publ_section_title
;
 Structural diversification and metal-directed assembly of coordination
 architectures based on tetrabromoterephthalic acid and a bent dipyridyl
 tecton 2,5-bis(4-pyridyl)-1,3,4-oxadiazole
;
_journal_issue                   12
_journal_name_full               CrystEngComm
_journal_page_first              4392
_journal_paper_doi               10.1039/c003738a
_journal_volume                  12
_journal_year                    2010
_chemical_formula_sum            'C23 H19 Br4 N5 O8 Zn'
_chemical_formula_weight         878.44
_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                65.774(5)
_cell_angle_beta                 75.569(5)
_cell_angle_gamma                75.861(4)
_cell_formula_units_Z            2
_cell_length_a                   11.398(4)
_cell_length_b                   12.337(4)
_cell_length_c                   12.667(4)
_cell_measurement_reflns_used    2787
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      26.93
_cell_measurement_theta_min      2.36
_cell_volume                     1552.6(9)
_computing_cell_refinement       'Bruker APEX II'
_computing_data_collection       'Bruker APEX II'
_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  'APEX II 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  0.0884
_diffrn_reflns_av_sigmaI/netI    0.0766
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -7
_diffrn_reflns_number            8038
_diffrn_reflns_theta_full        25.02
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         1.79
_exptl_absorpt_coefficient_mu    5.989
_exptl_absorpt_correction_T_max  1.000000
_exptl_absorpt_correction_T_min  0.677199
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            COLORLESS
_exptl_crystal_density_diffrn    1.879
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       BLOCK
_exptl_crystal_F_000             852
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         1.213
_refine_diff_density_min         -1.327
_refine_diff_density_rms         0.173
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.999
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     396
_refine_ls_number_reflns         5451
_refine_ls_number_restraints     24
_refine_ls_restrained_S_all      1.003
_refine_ls_R_factor_all          0.0823
_refine_ls_R_factor_gt           0.0598
_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^)+(0.1038P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1677
_refine_ls_wR_factor_ref         0.1776
_reflns_number_gt                3592
_reflns_number_total             5451
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c003738a.txt
_cod_data_source_block           7
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_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 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 

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        1552.7(8)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7212694