Five coordination networks based on zwitterionic ligands: synthesis, crystal structures and optical properties
Kong, Guo-Qiang; Wu, Chuan-De; CrystEngComm 14 (2012) 847–; doi:10.1039/c1ce06052j

data_7207145
_publ_section_title
;
 Five coordination networks based on zwitterionic ligands: synthesis,
 crystal structures and optical properties
;
_journal_issue                   3
_journal_name_full               CrystEngComm
_journal_page_first              847
_journal_paper_doi               10.1039/c1ce06052j
_journal_volume                  14
_journal_year                    2012
_chemical_formula_sum            'C16 H16 N2 O10 Zn'
_chemical_formula_weight         461.68
_chemical_name_systematic
;
?
;
_space_group_IT_number           1
_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                107.543(10)
_cell_angle_beta                 95.451(10)
_cell_angle_gamma                98.716(10)
_cell_formula_units_Z            1
_cell_length_a                   7.0505(9)
_cell_length_b                   7.7448(9)
_cell_length_c                   8.4534(9)
_cell_measurement_reflns_used    2793
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      26.36
_cell_measurement_theta_min      2.96
_cell_volume                     430.17(9)
_computing_cell_refinement       'CrysAlisPro (Oxford Diffraction Ltd., 2010)'
_computing_data_collection       'CrysAlisPro (Oxford Diffraction Ltd., 2010)'
_computing_data_reduction        'CrysAlisPro (Oxford Diffraction Ltd., 2010)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 10.3592
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'Xcalibur, Atlas, Gemini ultra'
_diffrn_measurement_method       '\w 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  0.0400
_diffrn_reflns_av_sigmaI/netI    0.0954
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            2793
_diffrn_reflns_theta_full        26.36
_diffrn_reflns_theta_max         26.36
_diffrn_reflns_theta_min         2.96
_diffrn_standards_interval_count none
_diffrn_standards_interval_time  none
_diffrn_standards_number         none
_exptl_absorpt_coefficient_mu    1.492
_exptl_absorpt_correction_T_max  0.799
_exptl_absorpt_correction_T_min  0.761
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   CrysAlisPro
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.782
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             236
_exptl_crystal_size_max          0.19
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.574
_refine_diff_density_min         -0.472
_refine_diff_density_rms         0.090
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.01(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.856
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     262
_refine_ls_number_reflns         2256
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      0.856
_refine_ls_R_factor_all          0.0525
_refine_ls_R_factor_gt           0.0434
_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^)+(0.0513P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0959
_refine_ls_wR_factor_ref         0.1028
_reflns_number_gt                1966
_reflns_number_total             2256
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1ce06052j.txt
_cod_data_source_block           New4
_cod_original_sg_symbol_H-M      P1
_cod_database_code               7207145