A Monolithiated and Its Related 1,3-Dilithiated Allylsilane: Syntheses, Crystal Structures, and Reactivity
Carsten Strohmann; Klaus Lehmen; Stefan Dilsky; Journal of the American Chemical Society 128 (2006) 8102–8103; doi:10.1021/ja061286w

data_4110658
_publ_contact_author_address
;
Institut fuer Anorganische Chemie
Universitaet Wuerzburg
Am Hubland
97074 Wuerzburg
Germany
;
_publ_contact_author_email       mail@carsten-strohmann.de
_publ_contact_author_fax         '0049 931 888 4605'
_publ_contact_author_name        'Carsten Strohmann'
_publ_contact_author_phone       '0049 931 888 4613'
_publ_section_title
;
 A Monolithiated and Its Related 1,3-Dilithiated Allylsilane: Syntheses,
 Crystal Structures, and Reactivity
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              8102
_journal_page_last               8103
_journal_paper_doi               10.1021/ja061286w
_journal_volume                  128
_journal_year                    2006
_chemical_formula_sum            'C51 H104 Li4 N4 Si4'
_chemical_formula_weight         913.5
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           82
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  'I -4'
_symmetry_space_group_name_H-M   'I -4'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2006-01-31T14:15:16-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   15.607(2)
_cell_length_b                   15.607(2)
_cell_length_c                   12.157(2)
_cell_measurement_temperature    173(2)
_cell_volume                     2961.2(7)
_computing_cell_refinement       'Cell in IPDS (Stoe & Cie, 1999)'
_computing_data_collection       'Expose in IPDS (Stoe & Cie, 1999)'
_computing_data_reduction        'Integrate in IPDS (Stoe & Cie, 1999)'
_computing_molecular_graphics    'Schakal99 (Keller, 1999)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'Stoe IPDS'
_diffrn_measurement_method       'phi scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.084
_diffrn_reflns_av_unetI/netI     0.0555
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            11891
_diffrn_reflns_theta_full        26
_diffrn_reflns_theta_max         26
_diffrn_reflns_theta_min         2.61
_diffrn_standards_decay_%        none
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.134
_exptl_absorpt_correction_type   none
_exptl_crystal_density_diffrn    1.025
_exptl_crystal_F_000             1012
_exptl_crystal_size_max          0.5
_exptl_crystal_size_mid          0.5
_exptl_crystal_size_min          0.3
_refine_diff_density_max         0.144
_refine_diff_density_min         -0.236
_refine_diff_density_rms         0.046
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.12(17)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.095
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     159
_refine_ls_number_reflns         2898
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.095
_refine_ls_R_factor_all          0.0605
_refine_ls_R_factor_gt           0.0476
_refine_ls_shift/su_max          0
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0815P)^2^+0.1350P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1306
_refine_ls_wR_factor_ref         0.1388
_reflns_number_gt                2340
_reflns_number_total             2898
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja061286wsi20060222_065002.cif
_cod_data_source_block           klaus16c
_cod_database_code               4110658