One Pot Synthesis of Disilatricycloheptene Analogue and Jutzi's Disilene
Shabana Khan; Sakya S. Sen; Herbert W. Roesky; Daniel Kratzert; Reent Michel; Dietmar Stalke; Inorganic Chemistry 49 (2010) 9689–9693; doi:10.1021/ic101552r

data_4316868
_publ_section_title
;
 One Pot Synthesis of Disilatricycloheptene Analogue and Jutzi's Disilene
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              9689
_journal_page_last               9693
_journal_paper_doi               10.1021/ic101552r
_journal_volume                  49
_journal_year                    2010
_chemical_formula_moiety         'C22 H51 Cl N2 Si6'
_chemical_formula_sum            'C22 H51 Cl N2 Si6'
_chemical_formula_weight         547.64
_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                 110.554(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   21.707(3)
_cell_length_b                   9.2762(13)
_cell_length_c                   16.985(3)
_cell_measurement_reflns_used    7749
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      23.9815
_cell_measurement_theta_min      2.4005
_cell_volume                     3202.4(8)
_computing_cell_refinement       'SAINT V7.68A'
_computing_data_collection       'APEX2 v2008.11'
_computing_data_reduction        'SAINT V7.68A'
_computing_molecular_graphics    'XP in SHELXTL-97'
_computing_publication_material  'XP in SHELXTL-97'
_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 Smart Apex II with D8-Goniometer'
_diffrn_measurement_method       'omega and phi scans'
_diffrn_radiation_monochromator  'INCOATEC Quazar mirror optics'
_diffrn_radiation_source         'INCOATEC Mo Microsource'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0616
_diffrn_reflns_av_sigmaI/netI    0.0428
_diffrn_reflns_limit_h_max       28
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            66112
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         2.00
_exptl_absorpt_coefficient_mu    0.357
_exptl_absorpt_correction_T_max  0.8621
_exptl_absorpt_correction_T_min  0.8037
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS-2008/2
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.136
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1192
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.420
_refine_diff_density_min         -0.326
_refine_diff_density_rms         0.066
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.056
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     297
_refine_ls_number_reflns         7329
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.056
_refine_ls_R_factor_all          0.0575
_refine_ls_R_factor_gt           0.0392
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0332P)^2^+2.3333P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0863
_refine_ls_wR_factor_ref         0.0943
_reflns_number_gt                5583
_reflns_number_total             7329
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic101552r_si_002.cif
_cod_data_source_block           p21c
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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 1646 2011-03-28 12:23:43Z adriana 
;
_cod_original_cell_volume        3202.3(8)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4316868