Three unprecedented open frameworks based on a pyridyl-carboxylate: synthesis, structures and properties
Su, Shengqun; Chen, Wan; Song, Xuezhi; Zhu, Min; Qin, Chao; Song, Shuyan; Guo, Zhiyong; Wang, Song; Hao, Zhaoming; Li, Guanghua; Zhang, Hongjie; CrystEngComm 14 (2012) 1681–; doi:10.1039/c2ce05948g

data_7207399
_publ_section_title
;
 Three unprecedented open frameworks based on a pyridyl-carboxylate:
 synthesis, structures and properties
;
_journal_issue                   5
_journal_name_full               CrystEngComm
_journal_page_first              1681
_journal_paper_doi               10.1039/c2ce05948g
_journal_volume                  14
_journal_year                    2012
_chemical_formula_moiety         'C39 H36 N8 O9 Zn2'
_chemical_formula_sum            'C39 H36 N8 O9 Zn2'
_chemical_formula_weight         891.50
_chemical_melting_point          ?
_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                 95.6630(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   6.1802(4)
_cell_length_b                   29.4218(18)
_cell_length_c                   23.3127(14)
_cell_measurement_reflns_used    8320
_cell_measurement_temperature    185(2)
_cell_measurement_theta_max      26.05
_cell_measurement_theta_min      1.89
_cell_volume                     4218.3(5)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    SHELXP-97
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      185(2)
_diffrn_detector_area_resol_mean 9.00cm
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_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  0.0644
_diffrn_reflns_av_sigmaI/netI    0.0819
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -3
_diffrn_reflns_limit_k_max       36
_diffrn_reflns_limit_k_min       -36
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            23187
_diffrn_reflns_theta_full        26.05
_diffrn_reflns_theta_max         26.05
_diffrn_reflns_theta_min         1.89
_diffrn_standards_decay_%        none
_diffrn_standards_interval_count none
_diffrn_standards_interval_time  none
_diffrn_standards_number         none
_exptl_absorpt_coefficient_mu    1.199
_exptl_absorpt_correction_T_max  0.8501
_exptl_absorpt_correction_T_min  0.7458
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.404
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1832
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.14
_refine_diff_density_max         1.072
_refine_diff_density_min         -0.463
_refine_diff_density_rms         0.133
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.062
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     572
_refine_ls_number_reflns         8320
_refine_ls_number_restraints     31
_refine_ls_restrained_S_all      1.067
_refine_ls_R_factor_all          0.1023
_refine_ls_R_factor_gt           0.0630
_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^)+(0.1101P)^2^+7.2052P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1848
_refine_ls_wR_factor_ref         0.2100
_reflns_number_gt                5599
_reflns_number_total             8320
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2ce05948g.txt
_cod_data_source_block           m1
_cod_depositor_comments
;
The following automatic conversions were performed:

'_chemical_melting_point' value 'not measured' was changed to '?' -
the value is undefined or not given.

'_symmetry_cell_setting' value
'Monoclinic' changed to 'monoclinic' 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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7207399