Structural and Spectroscopic Characterization of Tin‒Tin Double Bonds in Cyclic Distannenes
Henning, Jens; Eichele, Klaus; Fink, Reinhold F.; Wesemann, Lars; Organometallics 33 (2014) 3904–; doi:10.1021/om500645b

data_4083972
_publ_section_title
;
 Structural and Spectroscopic Characterization of Tin--Tin Double Bonds in
 Cyclic Distannenes
;
_journal_issue                   14
_journal_name_full               Organometallics
_journal_page_first              3904
_journal_paper_doi               10.1021/om500645b
_journal_volume                  33
_journal_year                    2014
_chemical_formula_moiety         'C63 H64 O4 Sn2, C6 H14'
_chemical_formula_sum            'C69 H78 O4 Sn2'
_chemical_formula_weight         1208.69
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_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                100.080(6)
_cell_angle_beta                 103.261(5)
_cell_angle_gamma                92.713(5)
_cell_formula_units_Z            2
_cell_length_a                   11.6611(15)
_cell_length_b                   13.5989(17)
_cell_length_c                   19.788(3)
_cell_measurement_reflns_used    1924
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      31.9982
_cell_measurement_theta_min      6.1990
_cell_volume                     2994.6(7)
_computing_cell_refinement       'APEX2 v2011.8--0 (Bruker AXS)'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'SAINT V7.68A (Bruker AXS, 2009)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'Bruker APEX--II CCD'
_diffrn_measurement_method       '\f and \w scans'
_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  0.0235
_diffrn_reflns_av_sigmaI/netI    0.0136
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            100792
_diffrn_reflns_theta_full        27.10
_diffrn_reflns_theta_max         27.10
_diffrn_reflns_theta_min         1.53
_exptl_absorpt_coefficient_mu    0.881
_exptl_absorpt_correction_T_max  0.991
_exptl_absorpt_correction_T_min  0.879
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'SADABS V2008/1 (Bruker AXS)'
_exptl_crystal_colour            'clear colourless'
_exptl_crystal_density_diffrn    1.340
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1248
_exptl_crystal_size_max          0.258
_exptl_crystal_size_mid          0.246
_exptl_crystal_size_min          0.118
_refine_diff_density_max         0.432
_refine_diff_density_min         -0.361
_refine_diff_density_rms         0.049
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.055
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     642
_refine_ls_number_reflns         13090
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.055
_refine_ls_R_factor_all          0.0190
_refine_ls_R_factor_gt           0.0173
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0242P)^2^+1.3273P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0465
_refine_ls_wR_factor_ref         0.0474
_reflns_number_gt                12225
_reflns_number_total             13090
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om500645b_si_002.cif
_cod_data_source_block           dihydroxydistannoxane5
_cod_depositor_comments
'Adding full bibliography for 4083969--4083976.cif.'
_cod_database_code               4083972
_computing_bruker_data_scaling   'SADABS V2008/1 (Bruker AXS)'