C32H48O8Si8
Taylor, Peter G.; Horton, Peter N.; Hursthouse, Michael B.; Crystal Structure Report Archive  (2002) 937–; doi:

data_1519465
_publ_section_title
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 C32H48O8Si8
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_journal_name_full               'Crystal Structure Report Archive'
_journal_page_first              937
_journal_year                    2002
_chemical_formula_sum            'C32 H48 O8 Si8'
_chemical_formula_weight         785.42
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                86.132(5)
_cell_angle_beta                 81.457(5)
_cell_angle_gamma                68.060(12)
_cell_formula_units_Z            2
_cell_length_a                   10.6038(12)
_cell_length_b                   11.3298(14)
_cell_length_c                   19.444(3)
_cell_measurement_reflns_used    4028
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      27.485
_cell_measurement_theta_min      2.910
_cell_volume                     2142.6(5)
_computing_cell_refinement
' DENZO (Otwinowski & Minor, 1997) and COLLECT (Hooft, 1998)'
_computing_data_collection       ' DENZO (Otwinowski and Minor, 1997)'
_computing_data_reduction
' DENZO (Otwinowski & Minor, 1997) and COLLECT (Hooft, 1998)'
_computing_molecular_graphics    'PLATON (Spek, 1990)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997b)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997a)'
_diffrn_ambient_temperature      120(2)
_diffrn_detector_area_resol_mean 9.091
_diffrn_measured_fraction_theta_full 0.601
_diffrn_measured_fraction_theta_max 0.601
_diffrn_measurement_device_type  'Nonius KappaCCD Area Detector'
_diffrn_measurement_method       '\f and \w scans to fill Ewald Sphere'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Nonius FR591 rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0864
_diffrn_reflns_av_sigmaI/netI    0.1774
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            12780
_diffrn_reflns_theta_full        27.59
_diffrn_reflns_theta_max         27.59
_diffrn_reflns_theta_min         3.17
_exptl_absorpt_coefficient_mu    0.293
_exptl_absorpt_correction_T_max  0.9492
_exptl_absorpt_correction_T_min  0.8968
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SORTAV Blessing (1997)'
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.217
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             832
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.857
_refine_diff_density_min         -0.411
_refine_diff_density_rms         0.068
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.000
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     453
_refine_ls_number_reflns         5962
_refine_ls_number_restraints     16
_refine_ls_restrained_S_all      1.001
_refine_ls_R_factor_all          0.1995
_refine_ls_R_factor_gt           0.0751
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0788P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1505
_refine_ls_wR_factor_ref         0.1901
_reflns_number_gt                2567
_reflns_number_total             5962
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            eCrystal-937.cif
_cod_data_source_block           s92
_cod_depositor_comments
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Citation :
Taylor, Peter G. and Horton, Peter N. and Hursthouse, Michael B. (2002) 
University of Southampton, Crystal Structure Report Archive. 
(doi:10.5258/ecrystals/937)

More at:
http://ecrystals.chem.soton.ac.uk/937/

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 3105 2015-03-04 15:46:00Z robertas 
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_cod_original_sg_symbol_H-M      P-1
_cod_database_code               1519465