para-Benzene disulfonic acid and its tetrachloro and tetrafluoro derivatives‒studies towards polyhalogenated metal-organic-frameworks with sulfo analogues of terephthalic acid.
Muesmann, Thomas W. T.; Zitzer, Christina; Mietrach, Andrea; Klüner, Thorsten; Christoffers, Jens; Wickleder, Mathias S.; Dalton transactions (Cambridge, England : 2003) 40 (2011) 3128–3141; doi:10.1039/c0dt01223h

data_7015126
_publ_section_title
;
 para-Benzene disulfonic acid and its tetrachloro and tetrafluoro
 derivatives--studies towards polyhalogenated metal-organic-frameworks
 with sulfo analogues of terephthalic acid.
;
_journal_issue                   13
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              3128
_journal_page_last               3141
_journal_paper_doi               10.1039/c0dt01223h
_journal_volume                  40
_journal_year                    2011
_chemical_formula_sum            'C12 H18 N2 O8 S2 Zn'
_chemical_formula_weight         447.77
_chemical_name_systematic
;
?
;
_space_group_IT_number           2
_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                69.106(2)
_cell_angle_beta                 68.746(2)
_cell_angle_gamma                86.295(2)
_cell_formula_units_Z            2
_cell_length_a                   9.7662(4)
_cell_length_b                   9.8685(4)
_cell_length_c                   10.1440(4)
_cell_measurement_temperature    293(2)
_cell_volume                     848.89(6)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_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  0.0389
_diffrn_reflns_av_sigmaI/netI    0.0351
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            30921
_diffrn_reflns_theta_full        35.00
_diffrn_reflns_theta_max         35.00
_diffrn_reflns_theta_min         2.31
_exptl_absorpt_coefficient_mu    1.737
_exptl_crystal_density_diffrn    1.752
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             460
_refine_diff_density_max         0.635
_refine_diff_density_min         -0.474
_refine_diff_density_rms         0.097
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.873
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     301
_refine_ls_number_reflns         7458
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.873
_refine_ls_R_factor_all          0.0423
_refine_ls_R_factor_gt           0.0233
_refine_ls_shift/su_max          0.017
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0314P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0582
_refine_ls_wR_factor_ref         0.0627
_reflns_number_gt                4895
_reflns_number_total             7458
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0dt01223h.txt
_cod_data_source_block           e:\cz02\cz02
_cod_database_code               7015126