Reactivity Studies of Heteroleptic Silylenes with N2O
Azhakar, Ramachandran; Pröpper, Kevin; Dittrich, Birger; Roesky, Herbert W.; Organometallics 31 (2012) 7586–; doi:10.1021/om3008794

data_4079605
_publ_section_title
;
 Reactivity Studies of Heteroleptic Silylenes with N2O
;
_journal_issue                   21
_journal_name_full               Organometallics
_journal_page_first              7586
_journal_paper_doi               10.1021/om3008794
_journal_volume                  31
_journal_year                    2012
_chemical_formula_moiety         'C54 H66 N6 O2 Si2, 2(C7 H8)'
_chemical_formula_sum            'C68 H82 N6 O2 Si2'
_chemical_formula_weight         1071.58
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 101.2910(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   12.4224(3)
_cell_length_b                   11.5174(3)
_cell_length_c                   21.0550(6)
_cell_measurement_reflns_used    9452
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      144.133
_cell_measurement_theta_min      9.6941
_cell_volume                     2954.11(13)
_computing_cell_refinement       'SAINT (Bruker 2009)'
_computing_data_collection       'APEX2 (Bruker 2009)'
_computing_data_reduction        'SAINT (Bruker 2009)'
_computing_molecular_graphics    'SHELXTL (Bruker 2009)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 0
_diffrn_measured_fraction_theta_full 0.986
_diffrn_measured_fraction_theta_max 0.986
_diffrn_measurement_device_type  'Bruker SMART 6000'
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_monochromator  'INCOATEC multilayer optics'
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0272
_diffrn_reflns_av_sigmaI/netI    0.0132
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            68626
_diffrn_reflns_theta_full        72.38
_diffrn_reflns_theta_max         72.38
_diffrn_reflns_theta_min         4.40
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.931
_exptl_absorpt_correction_T_max  0.4697
_exptl_absorpt_correction_T_min  0.3867
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2009)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.205
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       brick
_exptl_crystal_F_000             1152
_exptl_crystal_size_max          0.03
_exptl_crystal_size_mid          0.03
_exptl_crystal_size_min          0.01
_refine_diff_density_max         0.508
_refine_diff_density_min         -0.576
_refine_diff_density_rms         0.200
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.163
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     468
_refine_ls_number_reflns         5755
_refine_ls_number_restraints     112
_refine_ls_restrained_S_all      1.151
_refine_ls_R_factor_all          0.0403
_refine_ls_R_factor_gt           0.0360
_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^)+(0.0722P)^2^+0.9869P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1026
_refine_ls_wR_factor_ref         0.1195
_reflns_number_gt                5704
_reflns_number_total             5755
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om3008794_si_002.cif
_cod_data_source_block           102
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               4079605