Syntheses and structures of (N′,N′-dimethylhydrazido)silanes
Gronde, Ingo; Neumann, Beate; Willner, Alexander; Pape, Tania; Mitzel, Norbert W.; Dalton Transactions  (2009) 5300–5309; doi:10.1039/b900293f

data_7001651
_publ_section_title
;
 Syntheses and structures of
 (N&#x2032;,N&#x2032;-dimethylhydrazido)silanes
;
_journal_issue                   27
_journal_name_full               'Dalton Transactions'
_journal_page_first              5300
_journal_page_last               5309
_journal_paper_doi               10.1039/b900293f
_journal_year                    2009
_chemical_formula_moiety         'C6 H20 N4 Si'
_chemical_formula_sum            'C6 H20 N4 Si'
_chemical_formula_weight         176.35
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                117.443(15)
_cell_angle_beta                 97.648(17)
_cell_angle_gamma                92.130(18)
_cell_formula_units_Z            2
_cell_length_a                   8.239(8)
_cell_length_b                   8.702(9)
_cell_length_c                   8.730(9)
_cell_measurement_reflns_used    900
_cell_measurement_temperature    153(2)
_cell_measurement_theta_max      22.5
_cell_measurement_theta_min      1
_cell_volume                     547.1(10)
_computing_cell_refinement       'SAINT (Bruker AXS, 2000)'
_computing_data_collection       'SMART (Bruker AXS, 2000)'
_computing_data_reduction        'SAINT,SADABS (Bruker AXS, 2000)'
_computing_molecular_graphics
;
ORTEP3,L.J. Farrugia, J. Appl. Cryst. (1997) 30, 565
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      153(2)
_diffrn_detector_area_resol_mean 80
_diffrn_measured_fraction_theta_full 0.937
_diffrn_measured_fraction_theta_max 0.937
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'Omega and Phi scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0405
_diffrn_reflns_av_sigmaI/netI    0.0745
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            2368
_diffrn_reflns_theta_full        24.00
_diffrn_reflns_theta_max         24.00
_diffrn_reflns_theta_min         2.51
_exptl_absorpt_coefficient_mu    0.172
_exptl_absorpt_correction_T_max  0.9830
_exptl_absorpt_correction_T_min  0.9206
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Corrections were done with the SADABS program, utilizing the none merged
raw data obtained from the integration process. Integration and final cell
refinement were done with SAINT.

SADABS reports ratio of Tmin/Tmax = 0.426167

;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.071
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'transparent prism'
_exptl_crystal_F_000             196
_exptl_crystal_size_max          0.49
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.566
_refine_diff_density_min         -0.384
_refine_diff_density_rms         0.065
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.013
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     114
_refine_ls_number_reflns         1600
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.013
_refine_ls_R_factor_all          0.0845
_refine_ls_R_factor_gt           0.0591
_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^)+(0.0923P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1416
_refine_ls_wR_factor_ref         0.1551
_reflns_number_gt                1192
_reflns_number_total             1600
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b900293f.txt
_cod_data_source_block           comp_2
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7001651