Dynamic Behavior and Isomerization Equilibria of Distannenes Synthesized by Tin Hydride/Olefin Insertions: Characterization of the Elusive Monohydrido Bridged Isomer.
Wang, Shuai; McCrea-Hendrick, Madison L; Weinstein, Cory M.; Caputo, Christine A.; Hoppe, Elke; Fettinger, James C.; Olmstead, Marilyn M.; Power, Philip P.; Journal of the American Chemical Society 139 (2017) 6586–6595; doi:10.1021/jacs.7b02269

data_4131262
_publ_section_title
;
 Dynamic Behavior and Isomerization Equilibria of Distannenes Synthesized
 by Tin Hydride/Olefin Insertions: Characterization of the Elusive
 Monohydrido Bridged Isomer.
;
_journal_issue                   19
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              6586
_journal_page_last               6595
_journal_paper_doi               10.1021/jacs.7b02269
_journal_volume                  139
_journal_year                    2017
_chemical_formula_moiety         'C70 H96 Sn2, 2(C7 H8)'
_chemical_formula_sum            'C84 H112 Sn2'
_chemical_formula_weight         1359.11
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                109.1293(13)
_cell_angle_beta                 100.4754(14)
_cell_angle_gamma                92.3398(15)
_cell_formula_units_Z            1
_cell_length_a                   10.9056(11)
_cell_length_b                   13.3212(13)
_cell_length_c                   13.5201(14)
_cell_measurement_reflns_used    9868
_cell_measurement_temperature    90(2)
_cell_measurement_theta_max      27.46
_cell_measurement_theta_min      2.56
_cell_volume                     1814.1(3)
_computing_cell_refinement       'SAINT (8.34a) (Bruker, 2013)'
_computing_data_collection       'Apex2 (2014.9-1) (Bruker, 2014)'
_computing_data_reduction        'SAINT (8.34a) (Bruker, 2013)'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXT (Sheldrick, 2014)'
_diffrn_ambient_temperature      90(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0307
_diffrn_reflns_av_unetI/netI     0.0453
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.997
_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       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            16473
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.492
_diffrn_reflns_theta_min         2.240
_exptl_absorpt_coefficient_mu    0.731
_exptl_absorpt_correction_T_max  0.9118
_exptl_absorpt_correction_T_min  0.7306
_exptl_absorpt_correction_type   'Empirical, SADABS (multi-scan)'
_exptl_absorpt_process_details   'SADABS 2014/5 (Sheldrick, 2014)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.244
_exptl_crystal_description       Plate
_exptl_crystal_F_000             716
_exptl_crystal_size_max          0.110
_exptl_crystal_size_mid          0.050
_exptl_crystal_size_min          0.020
_refine_diff_density_max         0.977
_refine_diff_density_min         -1.615
_refine_diff_density_rms         0.081
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.223
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     472
_refine_ls_number_reflns         8308
_refine_ls_number_restraints     77
_refine_ls_restrained_S_all      1.309
_refine_ls_R_factor_all          0.0700
_refine_ls_R_factor_gt           0.0550
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0254P)^2^+3.2301P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1122
_refine_ls_wR_factor_ref         0.1166
_reflns_Friedel_coverage         0.000
_reflns_number_gt                6852
_reflns_number_total             8308
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja7b02269_si_002.cif
_cod_data_source_block           VW70FMI
_cod_database_code               4131262
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.924
_shelx_estimated_absorpt_t_max   0.986
_shelx_res_checksum              28327
_shelx_hkl_checksum              56196