Tetrakis(1-naphthylamino)silane and its tetrahydrofuran trisolvate
Balakrishna, Maravanji S.; Chivers, Tristram; Parvez, Masood; Acta Crystallographica Section C 63 (2007) o617–o619; doi:10.1107/S010827010704468X

data_2016256
_publ_section_title
;
 Tetrakis(1-naphthylamino)silane and its tetrahydrofuran trisolvate
;
_journal_coeditor_code           GD3147
_journal_issue                   11
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              o617
_journal_page_last               o619
_journal_paper_doi               10.1107/S010827010704468X
_journal_volume                  63
_journal_year                    2007
_chemical_formula_iupac          'C40 H32 N4 Si , 3C4 H8 O'
_chemical_formula_moiety         'C40 H32 N4 Si , 3C4 H8 O'
_chemical_formula_sum            'C52 H56 N4 O3 Si'
_chemical_formula_weight         813.10
_chemical_name_systematic
;
Tetrakis(1-naphthylamino)silane tetrahydrofuran trisolvate
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 104.46(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   21.048(7)
_cell_length_b                   14.672(7)
_cell_length_c                   15.160(9)
_cell_measurement_reflns_used    17657
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.50
_cell_measurement_theta_min      3.04
_cell_volume                     4533(4)
_computing_cell_refinement       'DENZO (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (Nonius, 1998)'
_computing_data_reduction        'SCALEPACK (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'ORTEPII (Johnson, 1976)'
_computing_publication_material  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SAPI91 (Fan, 1991)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.959
_diffrn_measurement_device_type  'Nonius KappaCCD area-detector'
_diffrn_measurement_method       '\w and \f'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1746
_diffrn_reflns_av_sigmaI/netI    0.2289
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            17657
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         3.04
_exptl_absorpt_coefficient_mu    0.099
_exptl_absorpt_correction_T_max  0.9941
_exptl_absorpt_correction_T_min  0.9902
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SORTAV; Blessing, 1997)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.191
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1736
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.331
_refine_diff_density_min         -0.242
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.977
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     544
_refine_ls_number_reflns         9976
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.977
_refine_ls_R_factor_all          0.2468
_refine_ls_R_factor_gt           0.0782
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w = 1/[\s^2^(Fo^2^)+(0.0920P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1666
_refine_ls_wR_factor_ref         0.2303
_reflns_number_gt                3609
_reflns_number_total             9976
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            gd3147.cif
_cod_data_source_block           II
_cod_original_sg_symbol_H-M      'P 21/c '
_cod_database_code               2016256
_cod_database_fobs_code          2016256