Thioester-appended organosilatranes: synthetic investigations and application in the modification of magnetic silica surfaces
Singh, Gurjaspreet; Rani, Sunita; Arora, Aanchal; Aulakh, Darpandeep; Wriedt, Mario; New J. Chem. 40 (2016) 6200–; doi:10.1039/C6NJ00011H

data_7055533
_publ_section_title
;
 Thioester-appended organosilatranes: synthetic investigations and
 application in the modification of magnetic silica surfaces
;
_journal_issue                   7
_journal_name_full               'New J. Chem.'
_journal_page_first              6200
_journal_paper_doi               10.1039/C6NJ00011H
_journal_volume                  40
_journal_year                    2016
_chemical_formula_moiety         'C22 H27 N O4 S Si'
_chemical_formula_sum            'C22 H27 N O4 S Si'
_chemical_formula_weight         429.59
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2013
_audit_update_record
;
2016-04-13 deposited with the CCDC.
2016-05-03 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 93.3430(10)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   7.2068(2)
_cell_length_b                   8.9671(3)
_cell_length_c                   16.5006(6)
_cell_measurement_reflns_used    18186
_cell_measurement_temperature    170(2)
_cell_measurement_theta_max      28.386
_cell_measurement_theta_min      2.473
_cell_volume                     1064.52(6)
_computing_cell_refinement       'APEX2 (Bruker, 2013)'
_computing_data_collection       'APEX2 (Bruker, 2013)'
_computing_data_reduction        'APEX2 (Bruker, 2013)'
_computing_molecular_graphics    Diamond
_computing_structure_refinement  'SHELXT-2014/6 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXT-2014/6 (Sheldrick, 2014)'
_diffrn_ambient_temperature      170(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker APEX II CCD area detector'
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0269
_diffrn_reflns_av_unetI/netI     0.0265
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            18186
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.994
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.386
_diffrn_reflns_theta_min         2.473
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    0.237
_exptl_absorpt_correction_T_max  0.974
_exptl_absorpt_correction_T_min  0.958
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick 2014)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.340
_exptl_crystal_description       plates
_exptl_crystal_F_000             456
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.288
_refine_diff_density_min         -0.157
_refine_diff_density_rms         0.036
_refine_ls_abs_structure_details
;
 Flack x determined using 2263 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons and Flack (2004), Acta Cryst. A60, s61).
;
_refine_ls_abs_structure_Flack   0.02(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.037
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     262
_refine_ls_number_reflns         5321
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.0313
_refine_ls_R_factor_gt           0.0287
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0407P)^2^+0.1161P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0713
_refine_ls_wR_factor_ref         0.0726
_reflns_Friedel_coverage         0.880
_reflns_Friedel_fraction_full    0.999
_reflns_Friedel_fraction_max     0.993
_reflns_number_gt                5035
_reflns_number_total             5321
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c6nj00011h2.cif
_cod_data_source_block           s7
_cod_depositor_comments
'Adding full bibliography for 7055532--7055533.cif.'
_cod_database_code               7055533
_shelxl_version_number           2013-3
_shelx_res_checksum              55322