Constructing various metal‒organic frameworks by mixed pyridine‒acylamide and carboxylate ligands: ring-like or helical building blocks
Zhang, Xiao-min; Ning, Yang; Meng, Li-na; Li, Jian-qiang; Luo, Ming-biao; Luo, Feng; CrystEngComm 16 (2014) 7440–; doi:10.1039/C4CE00796D

data_7217578
_publ_section_title
;
 Constructing various metal--organic frameworks by mixed
 pyridine--acylamide and carboxylate ligands: ring-like or helical
 building blocks
;
_journal_issue                   32
_journal_name_full               CrystEngComm
_journal_page_first              7440
_journal_paper_doi               10.1039/C4CE00796D
_journal_volume                  16
_journal_year                    2014
_chemical_formula_sum            'C30 H22 N4 O7 Zn'
_chemical_formula_weight         615.89
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 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                 101.628(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.3644(18)
_cell_length_b                   20.505(5)
_cell_length_c                   18.269(4)
_cell_measurement_reflns_used    4426
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.28
_cell_measurement_theta_min      2.29
_cell_volume                     2702.1(11)
_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 0.578
_diffrn_measured_fraction_theta_max 0.578
_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  0.0364
_diffrn_reflns_av_sigmaI/netI    0.0548
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            7560
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.51
_exptl_absorpt_coefficient_mu    0.966
_exptl_absorpt_correction_T_max  0.8084
_exptl_absorpt_correction_T_min  0.8013
_exptl_absorpt_correction_type   none
_exptl_crystal_density_diffrn    1.514
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1264
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.23
_refine_diff_density_max         0.331
_refine_diff_density_min         -0.321
_refine_diff_density_rms         0.052
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.096
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     343
_refine_ls_number_reflns         2753
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.096
_refine_ls_R_factor_all          0.0610
_refine_ls_R_factor_gt           0.0485
_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^)+(0.0729P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1296
_refine_ls_wR_factor_ref         0.1391
_reflns_number_gt                2249
_reflns_number_total             2753
_reflns_threshold_expression     >2sigma(I)
_cod_duplicate_entry             7216391
_cod_data_source_file            c4ce00796d2.cif
_cod_data_source_block           2
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/current/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_sg_symbol_H-M      P21/c
_cod_database_code               7217578