Reduction-Induced Exclusive Activation of theansa-1,2-Bis(dimethylsilylene)ethane Chain inansa-Permethyltitanocene Compounds§
Pinkas, Jiří; Lukešová, Lenka; Gyepes, Róbert; Císařová, Ivana; Kubišta, Jiří; Horáček, Michal; Mach, Karel; Organometallics 29 (2010) 5199–; doi:10.1021/om1003623

data_4066236
_publ_section_title
;
 Reduction-Induced Exclusive Activation of
 theansa-1,2-Bis(dimethylsilylene)ethane Chain inansa-Permethyltitanocene
 Compounds&#x00A7;
;
_journal_issue                   21
_journal_name_full               Organometallics
_journal_page_first              5199
_journal_paper_doi               10.1021/om1003623
_journal_volume                  29
_journal_year                    2010
_chemical_formula_moiety         'C24 H38 Si2 Ti'
_chemical_formula_sum            'C24 H38 Si2 Ti'
_chemical_formula_weight         430.62
_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                 104.7221(18)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.1130(2)
_cell_length_b                   15.7688(5)
_cell_length_c                   16.6830(4)
_cell_measurement_reflns_used    2556
_cell_measurement_temperature    150(1)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      1.00
_cell_volume                     2318.66(11)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor, 1997)'
_computing_data_collection       'Collect (Nonius BV, 1997-2000)'
_computing_data_reduction
'HKL Denzo and Scalepack (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'PLATON (Spek, 2001)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR97 (Altomare et al., 1994)'
_diffrn_ambient_temperature      150(1)
_diffrn_detector_area_resol_mean 9.091
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       '\w scans to fill the Ewald sphere'
_diffrn_radiation_monochromator  'horizontally mounted graphite crystal'
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0240
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            12288
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.61
_exptl_absorpt_coefficient_mu    0.480
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.234
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             928
_exptl_crystal_size_max          0.88
_exptl_crystal_size_mid          0.33
_exptl_crystal_size_min          0.25
_refine_diff_density_max         0.275
_refine_diff_density_min         -0.313
_refine_diff_density_rms         0.048
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.058
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     133
_refine_ls_number_reflns         2645
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.058
_refine_ls_R_factor_all          0.0351
_refine_ls_R_factor_gt           0.0303
_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^)+(0.0412P)^2^+2.1587P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0799
_refine_ls_wR_factor_ref         0.0832
_reflns_number_gt                2399
_reflns_number_total             2645
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om1003623_si_001.cif
_cod_data_source_block           ansllbur
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               4066236