Synthesis and structures of beta-diketiminatotin(II) halides, an amide and of Sn(=E)[{N(R)C(Ph)}2CH](NR2) (E = S or Se, R = SiMe3).
Hitchcock, Peter B.; Hu, Jin; Lappert, Michael F.; Severn, John R.; Dalton transactions (Cambridge, England : 2003)  (2004) 4193–4201; doi:10.1039/b412765j

data_7014255
_publ_section_title
;
 Synthesis and structures of beta-diketiminatotin(II) halides, an amide
 and of Sn(=E)[{N(R)C(Ph)}2CH](NR2) (E = S or Se, R = SiMe3).
;
_journal_issue                   24
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              4193
_journal_page_last               4201
_journal_paper_doi               10.1039/b412765j
_journal_year                    2004
_chemical_formula_sum            'C21 H29 Br0.6 Cl0.4 N2 Si2 Sn'
_chemical_formula_weight         546.64
_chemical_name_systematic
;
?
;
_space_group_IT_number           2
_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                98.87(2)
_cell_angle_beta                 100.23(1)
_cell_angle_gamma                104.26(2)
_cell_formula_units_Z            2
_cell_length_a                   6.434(1)
_cell_length_b                   11.986(4)
_cell_length_c                   17.262(1)
_cell_measurement_reflns_used    25
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      10
_cell_measurement_theta_min      7
_cell_volume                     1242.0(5)
_computing_cell_refinement       'Nonius CAD4 software'
_computing_data_collection       'Nonius CAD4 software'
_computing_data_reduction        'Nonius CAD4 software'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(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  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0643
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            5978
_diffrn_reflns_theta_full        27.97
_diffrn_reflns_theta_max         27.97
_diffrn_reflns_theta_min         2.37
_exptl_absorpt_coefficient_mu    2.148
_exptl_absorpt_correction_T_max  1.00
_exptl_absorpt_correction_T_min  0.77
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   psi-scans
_exptl_crystal_density_diffrn    1.462
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             550
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.848
_refine_diff_density_min         -0.533
_refine_diff_density_rms         0.090
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.031
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     245
_refine_ls_number_reflns         5978
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.031
_refine_ls_R_factor_all          0.0839
_refine_ls_R_factor_gt           0.0449
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0287P)^2^+0.4596P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0867
_refine_ls_wR_factor_ref         0.1005
_reflns_number_gt                4008
_reflns_number_total             5978
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b412765j.txt
_cod_data_source_block           (3)-jun1095
_cod_original_sg_symbol_H-M      P-1
_cod_original_formula_sum        'C21 H29 Br0.60 Cl0.40 N2 Si2 Sn'
_cod_database_code               7014255