Structural design of porous coordination networks from tetrahedral building units
Zhang, Muwei; Chen, Ying-Pin; Zhou, Hong-Cai; CrystEngComm 15 (2013) 9544–; doi:10.1039/c3ce41105b

data_7211018
_publ_section_title
;
 Structural design of porous coordination networks from tetrahedral
 building units
;
_journal_issue                   45
_journal_name_full               CrystEngComm
_journal_page_first              9544
_journal_paper_doi               10.1039/c3ce41105b
_journal_volume                  15
_journal_year                    2013
_chemical_formula_moiety
'Zn4O2 Zn3O4 Zn2O (C28 H16 O8 Si)2 (C28 H17 O8 Si)2'
_chemical_formula_sum            'C112 H66 O39 Si4 Zn9'
_chemical_formula_weight         2736.34
_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                 99.005(8)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   38.22(2)
_cell_length_b                   29.788(19)
_cell_length_c                   25.377(16)
_cell_measurement_reflns_used    9890
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      16.3619
_cell_measurement_theta_min      2.1948
_cell_volume                     28536(3)
_computing_cell_refinement       'SAINT+ ver. (Bruker, 2001)'
_computing_data_collection       'APEX2  (Bruker, 2008)'
_computing_data_reduction        'SAINT+ ver. (Bruker, 2001)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'Bruker SMART 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  0.1245
_diffrn_reflns_av_sigmaI/netI    0.2692
_diffrn_reflns_limit_h_max       51
_diffrn_reflns_limit_h_min       -51
_diffrn_reflns_limit_k_max       39
_diffrn_reflns_limit_k_min       -39
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -34
_diffrn_reflns_number            346308
_diffrn_reflns_theta_full        28.56
_diffrn_reflns_theta_max         28.56
_diffrn_reflns_theta_min         1.59
_exptl_absorpt_coefficient_mu    0.793
_exptl_absorpt_correction_T_max  0.8575
_exptl_absorpt_correction_T_min  0.7968
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2008)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    0.637
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Blocky
_exptl_crystal_F_000             5504
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_platon_squeeze_details
;
;
_refine_diff_density_max         1.125
_refine_diff_density_min         -0.924
_refine_diff_density_rms         0.065
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.001
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     613
_refine_ls_number_reflns         72070
_refine_ls_number_restraints     17
_refine_ls_restrained_S_all      1.002
_refine_ls_R_factor_all          0.2487
_refine_ls_R_factor_gt           0.0803
_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^)+(0.0380P)^2^+0.5000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1782
_refine_ls_wR_factor_ref         0.1895
_reflns_number_gt                16081
_reflns_number_total             72070
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ce41105b.txt
_cod_data_source_block           p21c_sq
_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 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' 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_original_cell_volume        28536(30)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7211018