Tuning of unusual secondary ligands to construct fluorescent zinc coordination polymers of an unsymmetrical pyridylbenzoate ligand from 1D chain to interdigital or porous 2D layers and interpenetrated 3D frameworks
Niu, Cao-Yuan; Zheng, Xian-Fu; He, Yong; Feng, Zhi-Qiang; Kou, Chun-Hong; CrystEngComm 12 (2010) 2847–; doi:10.1039/b920737f

data_7212153
_publ_section_title
;
 Tuning of unusual secondary ligands to construct fluorescent zinc
 coordination polymers of an unsymmetrical pyridylbenzoate ligand from 1D
 chain to interdigital or porous 2D layers and interpenetrated 3D
 frameworks
;
_journal_issue                   10
_journal_name_full               CrystEngComm
_journal_page_first              2847
_journal_paper_doi               10.1039/b920737f
_journal_volume                  12
_journal_year                    2010
_chemical_formula_moiety         'C16 H10 N O4 Zn'
_chemical_formula_sum            'C16 H10 N O4 Zn'
_chemical_formula_weight         345.62
_chemical_name_systematic
;
?
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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                 95.168(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   21.1155(16)
_cell_length_b                   10.8732(8)
_cell_length_c                   12.6378(10)
_cell_measurement_reflns_used    4616
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.50
_cell_measurement_theta_min      2.11
_cell_volume                     2889.8(4)
_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      173(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_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  0.0148
_diffrn_reflns_av_sigmaI/netI    0.0170
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            9172
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.11
_exptl_absorpt_coefficient_mu    1.716
_exptl_absorpt_correction_T_max  0.8471
_exptl_absorpt_correction_T_min  0.6639
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.589
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1400
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.21
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.323
_refine_diff_density_min         -0.221
_refine_diff_density_rms         0.051
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.055
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     201
_refine_ls_number_reflns         3319
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.055
_refine_ls_R_factor_all          0.0288
_refine_ls_R_factor_gt           0.0240
_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^)+(0.0356P)^2^+1.8085P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0646
_refine_ls_wR_factor_ref         0.0670
_reflns_number_gt                2895
_reflns_number_total             3319
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b920737f.txt
_cod_data_source_block           5
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7212153