Geminal arsa(III)amide and trisubstituted antimony and bismuth amides from the sterically hindered, N-functionalised amido ligand [{2-(6-Me)C5H3N}NSiMe3]−
Raston, Colin L.; Skelton, Brian W.; Tolhurst, Vicki-Anne; White, Allan H.; Journal of the Chemical Society, Dalton Transactions  (2000) 1279–; doi:10.1039/a909338i

data_7009213
_publ_section_title
;
 Geminal arsa(III)amide and trisubstituted antimony and bismuth amides
 from the sterically hindered, N-functionalised amido ligand
 [{2-(6-Me)C5H3N}NSiMe3]&#x2212;
;
_journal_issue                   8
_journal_name_full
'Journal of the Chemical Society, Dalton Transactions'
_journal_page_first              1279
_journal_paper_doi               10.1039/a909338i
_journal_year                    2000
_chemical_formula_sum            'C27 H45 Bi N6 Si3'
_chemical_formula_weight         746.94
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_cell_angle_alpha                116.11(2)
_cell_angle_beta                 94.03(3)
_cell_angle_gamma                104.73(2)
_cell_formula_units_Z            2
_cell_length_a                   14.912(5)
_cell_length_b                   11.812(4)
_cell_length_c                   11.389(4)
_cell_measurement_reflns_used    8
_cell_measurement_temperature    293
_cell_measurement_theta_max      18.8
_cell_measurement_theta_min      16.2
_cell_volume                     1703.4(11)
_computing_cell_refinement       'Enraf Nonius software'
_computing_data_collection       'Enraf Nonius software'
_computing_data_reduction        xtal
_computing_molecular_graphics    xtal
_computing_publication_material  'xtal BONDLA CIFIO'
_computing_structure_refinement  xtal
_computing_structure_solution    xtal
_diffrn_ambient_temperature      293
_diffrn_measurement_device_type  CAD4
_diffrn_measurement_method       '2\q-\w scans'
_diffrn_radiation_detector       'single counter'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     .71073
_diffrn_reflns_av_R_equivalents  .024
_diffrn_reflns_av_sigmaI/netI    .04
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       0
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            6143
_diffrn_reflns_reduction_process perpendicular_monochr_Lp
_diffrn_reflns_theta_max         24.97
_diffrn_reflns_theta_min         1.44
_diffrn_standards_decay_%        0
_diffrn_standards_interval_time  60
_diffrn_standards_number         8
_exptl_absorpt_coefficient_mu    5.3
_exptl_absorpt_correction_T_max  .38
_exptl_absorpt_correction_T_min  .3
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details   'XTAL absorb'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.456
_exptl_crystal_description       prism
_exptl_crystal_F_000             748
_exptl_crystal_size_max          .28
_exptl_crystal_size_mid          .28
_exptl_crystal_size_min          .2
_refine_diff_density_max         1.063
_refine_diff_density_min         -1.092
_refine_ls_abs_structure_details none
_refine_ls_extinction_coef       1778(121)
_refine_ls_extinction_expression Eq22_p292_"Cryst._Comp."_Munksgaard_1970
_refine_ls_extinction_method     Zachariasen
_refine_ls_goodness_of_fit_all   1.392
_refine_ls_goodness_of_fit_ref   1.45
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_constraints    0
_refine_ls_number_parameters     335
_refine_ls_number_reflns         5176
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          .049
_refine_ls_R_factor_gt           .038
_refine_ls_shift/su_max          .073
_refine_ls_shift/su_mean         .001
_refine_ls_structure_factor_coef F
_refine_ls_weighting_scheme      sigma
_refine_ls_wR_factor_all         .039
_refine_ls_wR_factor_ref         .038
_reflns_limit_h_max              17
_reflns_limit_h_min              0
_reflns_limit_k_max              13
_reflns_limit_k_min              -14
_reflns_limit_l_max              13
_reflns_limit_l_min              -13
_reflns_number_gt                5176
_reflns_number_total             5986
_reflns_threshold_expression     'I    > 2.00 sig(I   )'
_cod_data_source_file            a909338i.txt
_cod_data_source_block           vtb70
_cod_original_sg_symbol_Hall     -p_1
_cod_original_sg_symbol_H-M      P_-1
_cod_original_formula_sum        'C27 H45 Bi1 N6 Si3'
_cod_database_code               7009213