Preparation and DFT Studies of κ2C,N-Hypercoordinated Oxazoline Organotins: Monomer Constructs for Stable Polystannanes
Bender, Desiree N.; Lough, Alan J.; Wylie, R. Stephen; Gossage, Robert A.; Foucher, Daniel A.; Inorganics 8 (2020) 35–; doi:10.3390/inorganics8050035

data_1558190
_publ_section_title
;
 Preparation and DFT Studies of \k2C,N-Hypercoordinated Oxazoline
 Organotins: Monomer Constructs for Stable Polystannanes
;
_journal_issue                   5
_journal_name_full               Inorganics
_journal_page_first              35
_journal_paper_doi               10.3390/inorganics8050035
_journal_volume                  8
_journal_year                    2020
_chemical_formula_moiety         'C18 H19 Br2 N O Sn'
_chemical_formula_sum            'C18 H19 Br2 N O Sn'
_chemical_formula_weight         543.85
_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
_atom_sites_solution_primary     direct
_audit_creation_method           SHELXL-2018/3
_cell_angle_alpha                93.059(2)
_cell_angle_beta                 101.936(2)
_cell_angle_gamma                108.325(2)
_cell_formula_units_Z            2
_cell_length_a                   8.4530(5)
_cell_length_b                   10.2368(5)
_cell_length_c                   11.7987(7)
_cell_measurement_reflns_used    9971
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.43
_cell_measurement_theta_min      2.76
_cell_volume                     940.50(9)
_computing_cell_refinement       APEX3
_computing_data_collection       'APEX3 (Bruker, 2018)'
_computing_data_reduction        'SAINT (Bruker, 2014)'
_computing_molecular_graphics    'PLATON (Spek, 2009)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2015b)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2015a)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker Kappa APEX-DUO PHOTON II'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0304
_diffrn_reflns_av_unetI/netI     0.0159
_diffrn_reflns_Laue_measured_fraction_full 0.993
_diffrn_reflns_Laue_measured_fraction_max 0.994
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            43074
_diffrn_reflns_point_group_measured_fraction_full 0.993
_diffrn_reflns_point_group_measured_fraction_max 0.994
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.500
_diffrn_reflns_theta_min         1.779
_diffrn_source
'sealed tube with Bruker Triumph monochromator'
_exptl_absorpt_coefficient_mu    5.610
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.5696
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Krause et al., 2015)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.920
_exptl_crystal_description       Shard
_exptl_crystal_F_000             524
_exptl_crystal_size_max          0.250
_exptl_crystal_size_mid          0.220
_exptl_crystal_size_min          0.150
_refine_diff_density_max         0.542
_refine_diff_density_min         -0.494
_refine_diff_density_rms         0.071
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.115
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     210
_refine_ls_number_reflns         4285
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.115
_refine_ls_R_factor_all          0.0250
_refine_ls_R_factor_gt           0.0183
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0042P)^2^+1.1095P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0358
_refine_ls_wR_factor_ref         0.0387
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3851
_reflns_number_total             4285
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2046_a_11.cif
_cod_data_source_block           d2046_a
_cod_database_code               1558190
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.334
_shelx_estimated_absorpt_t_max   0.487
_shelx_res_checksum              71267
_shelx_hkl_checksum              20909