Photoinduced Brook-Type Rearrangement of Acylcyclopolysilanes.
Stueger, Harald; Hasken, Bernd; Haas, Michael; Rausch, Martin; Fischer, Roland; Torvisco, Ana; Organometallics 33 (2014) 231–239; doi:10.1021/om4009845

data_4082634
_publ_section_title
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 Photoinduced Brook-Type Rearrangement of Acylcyclopolysilanes.
;
_journal_issue                   1
_journal_name_full               Organometallics
_journal_page_first              231
_journal_page_last               239
_journal_paper_doi               10.1021/om4009845
_journal_volume                  33
_journal_year                    2014
_chemical_formula_sum            'C29 H70 O2 Si9'
_chemical_formula_weight         703.66
_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                 93.846(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.6353(5)
_cell_length_b                   22.6638(9)
_cell_length_c                   17.6854(7)
_cell_measurement_reflns_used    9147
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.13
_cell_measurement_theta_min      2.35
_cell_volume                     4253.2(3)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.0908
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_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       29
_diffrn_reflns_limit_k_min       -28
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            81215
_diffrn_reflns_theta_full        27.13
_diffrn_reflns_theta_max         27.13
_diffrn_reflns_theta_min         1.92
_exptl_absorpt_coefficient_mu    0.304
_exptl_absorpt_correction_T_max  0.72
_exptl_absorpt_correction_T_min  0.34
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'R. Blessing, Acta Cryst. (1995) A51 33-38.'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.099
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1544
_exptl_crystal_size_max          0.19
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.18
_refine_diff_density_max         1.438
_refine_diff_density_min         -0.671
_refine_diff_density_rms         0.081
_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     379
_refine_ls_number_reflns         9411
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.021
_refine_ls_R_factor_all          0.0664
_refine_ls_R_factor_gt           0.0567
_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^)+(0.0926P)^2^+3.4222P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1526
_refine_ls_wR_factor_ref         0.1639
_reflns_number_gt                7834
_reflns_number_total             9411
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om4009845_si_002.cif
_cod_data_source_block           at128_18b
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/automatic-downloads/current/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_H-M      'P2(1)/c  '
_cod_database_code               4082634