Synthetic and Structural Studies of Cyclodistib(V)azanes
May C. Copsey; Sabrina B. Gallon; Sara K. Grocott; John C. Jeffery; Christopher A. Russell; John M. Slattery; Inorganic Chemistry 44 (2005) 5495–5500; doi:10.1021/ic050127v

data_4309254
_publ_section_title
;
Synthetic and Structural Studies of Cyclodistib(V)azanes
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              5495
_journal_page_last               5500
_journal_paper_doi               10.1021/ic050127v
_journal_volume                  44
_journal_year                    2005
_chemical_formula_sum            'C38 H49 N2 O3 Sb'
_chemical_formula_weight         703.54
_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                77.251(2)
_cell_angle_beta                 75.600(2)
_cell_angle_gamma                84.373(2)
_cell_formula_units_Z            2
_cell_length_a                   10.6394(13)
_cell_length_b                   11.3319(14)
_cell_length_c                   15.5579(19)
_cell_measurement_temperature    293(2)
_cell_volume                     1770.2(4)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.987
_diffrn_measured_fraction_theta_max 0.987
_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  0.0496
_diffrn_reflns_av_sigmaI/netI    0.0830
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            18789
_diffrn_reflns_theta_full        27.51
_diffrn_reflns_theta_max         27.51
_diffrn_reflns_theta_min         1.38
_exptl_absorpt_coefficient_mu    0.816
_exptl_absorpt_correction_T_max  0.85
_exptl_absorpt_correction_T_min  0.92
_exptl_crystal_density_diffrn    1.320
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             732
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.859
_refine_diff_density_min         -0.722
_refine_diff_density_rms         0.154
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.011
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     447
_refine_ls_number_reflns         8035
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.011
_refine_ls_R_factor_all          0.0706
_refine_ls_R_factor_gt           0.0396
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0460P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0805
_refine_ls_wR_factor_ref         0.0983
_reflns_number_gt                6017
_reflns_number_total             8035
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic050127vsi20050127_032156_3.cif
_cod_data_source_block           antim
_cod_database_code               4309254