Synthesis and structures of halides and pseudohalides of bis[2,6-bis(dimethylamino)phenyl]tin(IV)
Hitchcock, Peter B.; Lappert, Michael F.; Protchenko, Andrey V.; Uiterweerd, Patrick G. H.; Dalton Transactions  (2009) 353–361; doi:10.1039/b813353k

data_7030548
_publ_section_title
;
 Synthesis and structures of halides and pseudohalides of
 bis[2,6-bis(dimethylamino)phenyl]tin(IV)
;
_journal_coden_ASTM              DTARAF
_journal_issue                   2
_journal_name_full               'Dalton Transactions'
_journal_page_first              353
_journal_page_last               361
_journal_paper_doi               10.1039/b813353k
_journal_year                    2009
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C20 H30 I2 N4 Sn'
_chemical_formula_sum            'C20 H30 I2 N4 Sn'
_chemical_formula_weight         698.97
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_conform_dict_location
ftp://ftp.iucr.org/cifdics/cif_core_2.1beta5.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.1beta5
_audit_creation_date             1999-10-19T09:59:22-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 90.824(1)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   16.4333(2)
_cell_length_b                   15.0037(2)
_cell_length_c                   20.1333(3)
_cell_measurement_reflns_used    28119
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      30.034
_cell_measurement_theta_min      4.246
_cell_measurement_wavelength     0.71073
_cell_volume                     4963.56(12)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_reduction
'HKL Denzo and Scalepack (Otwinowski & Minor 1997)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.983
_diffrn_measured_fraction_theta_max 0.983
_diffrn_measurement_device       KappaCCD
_diffrn_measurement_method       CCD
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.045
_diffrn_reflns_av_sigmaI/netI    0.0352
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            44805
_diffrn_reflns_theta_full        30.04
_diffrn_reflns_theta_max         30.04
_diffrn_reflns_theta_min         4.25
_exptl_absorpt_coefficient_mu    3.529
_exptl_absorpt_correction_T_max  0.4234
_exptl_absorpt_correction_T_min  0.3635
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
[c.f. r.h. blessing, acta cryst. (1995), a51, 33-38]
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.871
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             2672
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.2
_refine_diff_density_max         1.939
_refine_diff_density_min         -1.615
_refine_diff_density_rms         0.1
_refine_ls_extinction_coef       0.00049(4)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.027
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     488
_refine_ls_number_reflns         14287
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.027
_refine_ls_R_factor_all          0.039
_refine_ls_R_factor_gt           0.0299
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0120P)^2^+9.5660P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0624
_refine_ls_wR_factor_ref         0.0664
_reflns_number_gt                12199
_reflns_number_total             14287
_reflns_threshold_expression     >2sigma(I)
_cod_duplicate_entry             7000262
_cod_data_source_file            b813353k.txt
_cod_data_source_block           (6)-oct1899
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7030548