Novel Stannatrane N(CH2CMe2O)2(CMe2CH2O)SnO-t-Bu and Related Oligonuclear Tin(IV) Oxoclusters. Two Isomers in One Crystal.
Glowacki, Britta; Lutter, Michael; Schollmeyer, Dieter; Hiller, Wolf; Jurkschat, Klaus; Inorganic chemistry  (2016) –; doi:10.1021/acs.inorgchem.6b01429

data_4344910
_publ_section_title
;
 Novel Stannatrane N(CH2CMe2O)2(CMe2CH2O)SnO-t-Bu and Related Oligonuclear
 Tin(IV) Oxoclusters. Two Isomers in One Crystal.
;
_journal_name_full               'Inorganic chemistry'
_journal_paper_doi               10.1021/acs.inorgchem.6b01429
_journal_year                    2016
_chemical_formula_moiety         'C16 H33 N O4 Sn'
_chemical_formula_sum            'C16 H33 N O4 Sn'
_chemical_formula_weight         422.12
_chemical_melting_point          456
_chemical_name_systematic
;
1-tert-Butoxido-(2,8,9-trioxa-5-aza-3,3,7,7,11,11-
tetramethyl-1-stannatricyclo[3.3.3.01,5]undecane)
;
_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   geom
_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                   9.4130(3)
_cell_length_b                   10.1905(3)
_cell_length_c                   19.5205(6)
_cell_measurement_reflns_used    12701
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      31.1510
_cell_measurement_theta_min      2.4290
_cell_volume                     1872.47(10)
_computing_cell_refinement
'CrysAlisPro, Oxford Diffraction Ltd., Version 1.171.33.55''
_computing_data_collection
'CrysAlisPro, Oxford Diffraction Ltd., Version 1.171.33.55''
_computing_data_reduction
'CrysAlisPro, Oxford Diffraction Ltd., Version 1.171.33.55''
_computing_molecular_graphics    'ORTEP-III (1.0.3) (Farrugia, 2012)'
_computing_publication_material  'enCIFer Version 1.5.2'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXT 2014/4 (Sheldrick, 2014)'
_diffrn_ambient_temperature      173(2)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 16.0560
_diffrn_detector_type            Sapphire3
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'Xcalibur, Sapphire3'
_diffrn_measurement_method       '\w und \y scan'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0338
_diffrn_reflns_av_unetI/netI     0.0182
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            25545
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.496
_diffrn_reflns_theta_min         2.254
_exptl_absorpt_coefficient_mu    1.381
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.80470
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.34 (release 22-05-2014 CrysAlis171 .NET)
(compiled May 22 2014,16:03:01)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.497
_exptl_crystal_description       block
_exptl_crystal_F_000             872
_exptl_crystal_size_max          0.210
_exptl_crystal_size_mid          0.180
_exptl_crystal_size_min          0.150
_refine_diff_density_max         0.373
_refine_diff_density_min         -0.695
_refine_diff_density_rms         0.165
_refine_ls_abs_structure_details
;
 Flack x determined using 1410 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.019(10)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.252
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     208
_refine_ls_number_reflns         3482
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.252
_refine_ls_R_factor_all          0.0189
_refine_ls_R_factor_gt           0.0178
_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^)+(0.0342P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0585
_refine_ls_wR_factor_ref         0.0590
_reflns_Friedel_coverage         0.737
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     1.000
_reflns_number_gt                3380
_reflns_number_total             3482
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ic6b01429_si_001.cif
_cod_data_source_block           comp2
_cod_database_code               4344910
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.760
_shelx_estimated_absorpt_t_max   0.820
_shelx_res_checksum              97256
_shelx_hkl_checksum              64021