Stable Divalent Triarylstannates R3SnLi Derived from 2-[(Dimethylamino)methyl]phenyllithium and SnCl2or R2Sn
Jastrzebski, Johann T. B. H.; van Klaveren, Mayra; van Koten, Gerard; Organometallics 34 (2015) 2600–; doi:10.1021/om5012215

data_4085659
_publ_section_title
;
 Stable Divalent Triarylstannates R3SnLi Derived from
 2-[(Dimethylamino)methyl]phenyllithium and SnCl2or R2Sn
;
_journal_issue                   11
_journal_name_full               Organometallics
_journal_page_first              2600
_journal_paper_doi               10.1021/om5012215
_journal_volume                  34
_journal_year                    2015
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C31 H44 Li N3 O Sn'
_chemical_formula_sum            'C31 H44 Li N3 O Sn'
_chemical_formula_weight         600.34
_chemical_name_systematic
;
tris-(2-((dimethylamino)methyl)phenyl)-(tetrahydrofuran)-tin-lithium
;
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.0617(6)
_cell_length_b                   15.8787(7)
_cell_length_c                   20.0617(10)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      14
_cell_measurement_theta_min      10
_cell_volume                     3205.2(3)
_computing_cell_refinement       'SET4 (de Boer & Duisenberg, 1984)'
_computing_data_collection
'Locally modified CAD4 Software (Enraf-Nonius, 1989)'
_computing_data_reduction        'HELENA (Spek, 1997)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_diffrn_ambient_temperature      295(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Nonius CAD4'
_diffrn_measurement_method       omega/2theta-scan
_diffrn_radiation_monochromator  Zr-filter
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_unetI/netI     0.1499
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            6072
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.477
_diffrn_reflns_theta_min         1.636
_diffrn_source                   'sealed tube'
_diffrn_standards_decay_%        35
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.822
_exptl_absorpt_correction_T_max  0.848
_exptl_absorpt_correction_T_min  0.650
_exptl_absorpt_correction_type   refdelf
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.244
_exptl_crystal_description       block
_exptl_crystal_F_000             1248
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.483
_refine_diff_density_min         -0.482
_refine_diff_density_rms         0.069
_refine_ls_abs_structure_details
;
 Refined as an inversion twin.
;
_refine_ls_abs_structure_Flack   0.04(9)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.836
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     340
_refine_ls_number_reflns         6072
_refine_ls_number_restraints     68
_refine_ls_restrained_S_all      0.837
_refine_ls_R_factor_all          0.1520
_refine_ls_R_factor_gt           0.0628
_refine_ls_shift/su_max          0.006
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0606P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1191
_refine_ls_wR_factor_ref         0.1415
_reflns_Friedel_coverage         0.787
_reflns_Friedel_fraction_full    0.999
_reflns_Friedel_fraction_max     0.998
_reflns_number_gt                2297
_reflns_number_total             6072
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            om5012215_si_001.cif
_cod_data_source_block           3b
_cod_depositor_comments
'Adding full bibliography for 4085658--4085659.cif.'
_cod_database_code               4085659
_shelx_shelxl_version_number     2014/7
_shelx_res_checksum              26119
_shelx_hkl_checksum              82965