Metal-organic frameworks exhibiting strong anion-pi interactions
I.Gural'skiy; P.V.Solntsev; H.Krautscheid; K.V.Domasevitch; Chemical Communications  (2006) –; doi:10.1039/b612660j

data_7101565
_publ_section_title
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Metal-organic frameworks exhibiting strong anion-pi interactions
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_journal_issue                   46
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/b612660j
_journal_year                    2006
_chemical_formula_moiety         'C6 H12 N4 O4 Zn, 2(N O3)'
_chemical_formula_sum            'C6 H12 N6 O10 Zn'
_chemical_formula_weight         393.59
_chemical_name_common
'Zinc Nitrate 1:1 Complex with Pyridazino(4,5-d)pyridazine'
_chemical_name_systematic
;
Zinc Nitrate 1:1 Complex with Pyridazino[4,5-d]pyridazine
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_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_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                103.580(10)
_cell_angle_beta                 103.119(10)
_cell_angle_gamma                109.693(10)
_cell_formula_units_Z            1
_cell_length_a                   6.3661(7)
_cell_length_b                   7.5923(9)
_cell_length_c                   8.0357(9)
_cell_measurement_temperature    220(2)
_cell_volume                     334.98(8)
_computing_cell_refinement       'IPDS Software (Stoe&Cie, 2000)'
_computing_data_collection       'IPDS Software (Stoe&Cie, 2000)'
_computing_data_reduction        'IPDS Software (Stoe&Cie, 2000)'
_computing_molecular_graphics    'Diamond 2.1e (Brandenburg, 1999)'
_computing_publication_material  'WinGX 1.700.00 (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      220(2)
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.981
_diffrn_measurement_device_type  'Stoe Imaging Plate Diffraction system'
_diffrn_measurement_method       '\f oscillation 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  0.0498
_diffrn_reflns_av_sigmaI/netI    0.0350
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            4307
_diffrn_reflns_theta_full        29.13
_diffrn_reflns_theta_max         29.13
_diffrn_reflns_theta_min         5.51
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    1.904
_exptl_absorpt_correction_T_max  0.7235
_exptl_absorpt_correction_T_min  0.6675
_exptl_absorpt_correction_type   refdelf
_exptl_absorpt_process_details
;
(See: Walker, N. & Stuart, D. (1983) Acta Cryst. A39, 158-166)
;
_exptl_crystal_colour            'light yellow'
_exptl_crystal_density_diffrn    1.951
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             200
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.17
_refine_diff_density_max         0.517
_refine_diff_density_min         -0.891
_refine_diff_density_rms         0.077
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.086
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     106
_refine_ls_number_reflns         1771
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.086
_refine_ls_R_factor_all          0.0256
_refine_ls_R_factor_gt           0.0255
_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^)+(0.0350P)^2^+0.1298P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0675
_refine_ls_wR_factor_ref         0.0675
_reflns_number_gt                1757
_reflns_number_total             1771
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b612660j.txt
_cod_depositor_comments
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The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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 
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_cod_database_code               7101565