Scorpion-shaped carboxylate ligand tailored molecular square, bilayer, self-threading and (3,6)-connected nets
Cao, Xin-Yi; Zhang, Jian; Li, Zhao-Ji; Cheng, Jian-Kai; Yao, Yuan-Gen; CrystEngComm 9 (2007) 806–; doi:10.1039/b704294a

data_7202884
_publ_section_title
;
 Scorpion-shaped carboxylate ligand tailored molecular square, bilayer,
 self-threading and (3,6)-connected nets
;
_journal_issue                   9
_journal_name_full               CrystEngComm
_journal_page_first              806
_journal_paper_doi               10.1039/b704294a
_journal_volume                  9
_journal_year                    2007
_chemical_formula_sum            'C20 H18.66 N2 O10.33 Zn2'
_chemical_formula_weight         583.09
_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                 108.619(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.017(2)
_cell_length_b                   12.4950(14)
_cell_length_c                   14.208(2)
_cell_measurement_reflns_used    5067
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      3.03
_cell_volume                     2189.9(5)
_computing_cell_refinement       'Siemens SMART & SAINT'
_computing_data_collection       'Siemens SMART'
_computing_data_reduction        'Siemens XPREP'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'Siemens SHELXTL'
_computing_structure_solution    'Siemens SHELXTL'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker P4'
_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  0.0376
_diffrn_reflns_av_sigmaI/netI    0.0345
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            16725
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.03
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  .
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.253
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.7818
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1996)'
_exptl_crystal_colour            White
_exptl_crystal_density_diffrn    1.768
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             1181
_exptl_crystal_size_max          0.3000
_exptl_crystal_size_mid          0.1000
_exptl_crystal_size_min          0.0800
_refine_diff_density_max         0.558
_refine_diff_density_min         -0.696
_refine_diff_density_rms         0.085
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.026
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     329
_refine_ls_number_reflns         5025
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.026
_refine_ls_R_factor_gt           0.0513
_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^)+(0.0751P)^2^+2.5099P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1292
_refine_ls_wR_factor_ref         0.1376
_reflns_number_gt                4252
_reflns_number_total             5025
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b704294a.txt
_cod_data_source_block           complex_2
_cod_depositor_comments
;
The following automatic conversions were performed:
'_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_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_cell_volume        2190.0(5)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7202884
_refine_ls_r_factor_ref          0.0635