Molecular Tectonics of Mixed-Ligand Metal-Organic Frameworks: Positional Isomeric Effect, Metal-Directed Assembly, and Structural Diversification
Miao Du; Xiu-Juan Jiang; Xiao-Jun Zhao; Inorganic Chemistry 46 (2007) 3984–3995; doi:10.1021/ic062098+

data_4327226
_publ_contact_author
;
  Miao Du
  College of Chemistry and Life Science, Tianjin Normal University, 
  Tianjin 300074, P. R. China
;
_publ_contact_author_email       dumiao@public.tpt.tj.cn
_publ_section_title
;
 Molecular Tectonics of Mixed-Ligand Metal-Organic Frameworks: Positional
 Isomeric Effect, Metal-Directed Assembly, and Structural Diversification
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              3984
_journal_page_last               3995
_journal_paper_doi               10.1021/ic062098+
_journal_volume                  46
_journal_year                    2007
_chemical_formula_sum            'C20 H18 Cd N6 O6'
_chemical_formula_weight         550.80
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 102.5330(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   15.1489(11)
_cell_length_b                   8.7777(6)
_cell_length_c                   15.9117(11)
_cell_measurement_reflns_used    3663
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      26.88
_cell_measurement_theta_min      2.62
_cell_volume                     2065.4(3)
_computing_cell_refinement       'Bruker APEX II'
_computing_data_collection       'Bruker APEX II '
_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      293(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'APEX II 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  0.0243
_diffrn_reflns_av_sigmaI/netI    0.0269
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            10868
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         2.10
_exptl_absorpt_coefficient_mu    1.110
_exptl_absorpt_correction_T_max  1.000000
_exptl_absorpt_correction_T_min  0.815032
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.771
_exptl_crystal_density_meas      ?
_exptl_crystal_description       Block
_exptl_crystal_F_000             1104
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.20
_refine_diff_density_max         1.852
_refine_diff_density_min         -0.888
_refine_diff_density_rms         0.090
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.084
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     298
_refine_ls_number_reflns         3648
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.084
_refine_ls_R_factor_all          0.0428
_refine_ls_R_factor_gt           0.0362
_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^)+(0.0303P)^2^+7.8669P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0891
_refine_ls_wR_factor_ref         0.0912
_reflns_number_gt                3118
_reflns_number_total             3648
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic0620982B2B-file002_2.cif
_cod_data_source_block           2
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_database_code               4327226