Metal-Organic Frameworks from Dipodal and Tripodal Silicon-Centered Tetrahedral Ligands
Liu, Zhongqiang; Stern, Charlotte L.; Lambert, Joseph B.; Organometallics 28 (2009) 84–; doi:10.1021/om800678g

data_4068313
_publ_section_title
;
 Metal-Organic Frameworks from Dipodal and Tripodal Silicon-Centered
 Tetrahedral Ligands
;
_journal_issue                   1
_journal_name_full               Organometallics
_journal_page_first              84
_journal_paper_doi               10.1021/om800678g
_journal_volume                  28
_journal_year                    2009
_chemical_formula_sum            'C44.25 H27 N1.25 O9.75 Si1.5 Zn2'
_chemical_formula_weight         905.05
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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                 109.4640(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   33.439(3)
_cell_length_b                   9.6788(7)
_cell_length_c                   32.306(3)
_cell_measurement_reflns_used    6248
_cell_measurement_temperature    153(2)
_cell_measurement_theta_max      28.58
_cell_measurement_theta_min      2.36
_cell_volume                     9858.3(15)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_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      153(2)
_diffrn_measured_fraction_theta_full 0.924
_diffrn_measured_fraction_theta_max 0.924
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       '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  0.0695
_diffrn_reflns_av_sigmaI/netI    0.0774
_diffrn_reflns_limit_h_max       43
_diffrn_reflns_limit_h_min       -43
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       41
_diffrn_reflns_limit_l_min       -43
_diffrn_reflns_number            43082
_diffrn_reflns_theta_full        28.85
_diffrn_reflns_theta_max         28.85
_diffrn_reflns_theta_min         1.34
_exptl_absorpt_coefficient_mu    1.059
_exptl_absorpt_correction_T_max  0.9296
_exptl_absorpt_correction_T_min  0.6917
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   face-indexed
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.220
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             3682
_exptl_crystal_size_max          0.484
_exptl_crystal_size_mid          0.176
_exptl_crystal_size_min          0.072
_refine_diff_density_max         1.527
_refine_diff_density_min         -1.422
_refine_diff_density_rms         0.140
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.037
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     558
_refine_ls_number_reflns         11931
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.1240
_refine_ls_R_factor_gt           0.0713
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1366P)^2^+21.3209P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2097
_refine_ls_wR_factor_ref         0.2405
_reflns_number_gt                7148
_reflns_number_total             11931
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om800678g_si_002.cif
_cod_data_source_block           s94o
_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 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        9858.3(13)
_cod_original_sg_symbol_H-M      C2/c
_cod_original_formula_sum        'C44.25 H27 N1.25 O9.75 Si1.50 Zn2'
_cod_database_code               4068313