Dynamic disorder in a pentacoordinate silicon complex with 2,2'-diazenediyldiphenol
Böhme, Uwe; Jähnigen, Sandra; Acta Crystallographica Section C 64 (2008) o364–o366; doi:10.1107/S0108270108016193

data_2016686
_publ_section_title
;
 Dynamic disorder in a pentacoordinate silicon complex with
 2,2'-diazenediyldiphenol
;
_journal_issue                   7
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              o364
_journal_page_last               o366
_journal_paper_doi               10.1107/S0108270108016193
_journal_volume                  64
_journal_year                    2008
_chemical_formula_iupac          'C14 H14 N2 O2 Si'
_chemical_formula_moiety         'C14 H14 N2 O2 Si'
_chemical_formula_sum            'C14 H14 N2 O2 Si'
_chemical_formula_weight         270.36
_chemical_melting_point          388
_chemical_name_systematic
;
(2,2'-diazenediyldiphenolato-\k^3^<i>O</i>,<i>N</i>,<i>O</i>')dimethylsilicon
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   10.0654(5)
_cell_length_b                   7.9069(4)
_cell_length_c                   31.9971(17)
_cell_measurement_reflns_used    6113
_cell_measurement_temperature    93(2)
_cell_measurement_theta_max      32.53
_cell_measurement_theta_min      2.39
_cell_volume                     2546.5(2)
_computing_cell_refinement       'SAINT (Bruker, 2004)'
_computing_data_collection       'SMART (Bruker, 2004)'
_computing_data_reduction        'SAINT (Bruker, 2004)'
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 1997)'
_computing_publication_material  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      93(2)
_diffrn_measured_fraction_theta_full 0.956
_diffrn_measured_fraction_theta_max 0.956
_diffrn_measurement_device_type  'Bruker SMART CCD area-detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0224
_diffrn_reflns_av_sigmaI/netI    0.0182
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -42
_diffrn_reflns_number            13356
_diffrn_reflns_theta_full        27.99
_diffrn_reflns_theta_max         27.99
_diffrn_reflns_theta_min         3.25
_exptl_absorpt_coefficient_mu    0.183
_exptl_absorpt_correction_T_max  0.978
_exptl_absorpt_correction_T_min  0.921
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            Red
_exptl_crystal_density_diffrn    1.410
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             1136
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.442
_refine_diff_density_min         -0.291
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     211
_refine_ls_number_reflns         2937
_refine_ls_number_restraints     64
_refine_ls_restrained_S_all      1.110
_refine_ls_R_factor_all          0.0436
_refine_ls_R_factor_gt           0.0377
_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^)+(0.0386P)^2^+2.2636P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0915
_refine_ls_wR_factor_ref         0.0937
_reflns_number_gt                2606
_reflns_number_total             2937
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ln3102.cif
_cod_data_source_block           II_93K_flash_cooled
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
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 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' 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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_database_code               2016686
_cod_database_fobs_code          2016686