Synthesis and structure of stable base-free dialkylsilanimines
Iwamoto, Takeaki; Ohnishi, Nobuyoshi; Gui, Zhenyu; Ishida, Shintaro; Isobe, Hiroyuki; Maeda, Satoshi; Ohno, Koichi; Kira, Mitsuo; New Journal of Chemistry 34 (2010) 1637–; doi:10.1039/c0nj00121j

data_7053521
_publ_section_title
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 Synthesis and structure of stable base-free dialkylsilanimines
;
_journal_issue                   8
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              1637
_journal_paper_doi               10.1039/c0nj00121j
_journal_volume                  34
_journal_year                    2010
_chemical_formula_sum            'C26 H55 N Si5'
_chemical_formula_weight         522.16
_chemical_name_systematic
;
?
;
_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                95.035(3)
_cell_angle_beta                 93.948(3)
_cell_angle_gamma                111.147(3)
_cell_formula_units_Z            2
_cell_length_a                   9.445(3)
_cell_length_b                   10.618(3)
_cell_length_c                   16.947(5)
_cell_measurement_reflns_used    5390
_cell_measurement_temperature    120
_cell_measurement_theta_max      27.35
_cell_measurement_theta_min      2.27
_cell_volume                     1569.7(8)
_computing_cell_refinement       'APEX2 (Bruker AXS, 2006)'
_computing_data_collection       'APEX2 (Bruker AXS, 2006)'
_computing_data_reduction        'SAINT (Bruker AXS, 2004)'
_computing_molecular_graphics    'XSHEL (Bruker AXS,2002)'
_computing_publication_material  'XCIF (Bruker AXS, 2001)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      120
_diffrn_detector_area_resol_mean 8.333
_diffrn_measured_fraction_theta_full 0.973
_diffrn_measured_fraction_theta_max 0.973
_diffrn_measurement_device_type  'Bruker APEXII CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  'Bruker Helios multilayer confocal mirror'
_diffrn_radiation_source         'Bruker TXS fine-focus rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0280
_diffrn_reflns_av_sigmaI/netI    0.0323
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            17268
_diffrn_reflns_theta_full        27.37
_diffrn_reflns_theta_max         27.37
_diffrn_reflns_theta_min         2.07
_exptl_absorpt_coefficient_mu    0.242
_exptl_absorpt_correction_T_max  0.9762
_exptl_absorpt_correction_T_min  0.9531
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details
;
SADABS Sheldrick 1996
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.105
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             576
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.526
_refine_diff_density_min         -0.301
_refine_diff_density_rms         0.054
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.079
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     301
_refine_ls_number_reflns         6926
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.079
_refine_ls_R_factor_all          0.0442
_refine_ls_R_factor_gt           0.0381
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0519P)^2^+0.6663P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1012
_refine_ls_wR_factor_ref         0.1064
_reflns_number_gt                6076
_reflns_number_total             6926
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0nj00121j.txt
_cod_data_source_block           N-(1-adamantyl)silanimines
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        1569.7(7)
_cod_original_sg_symbol_H-M      'P-1 '
_cod_database_code               7053521