A non-symmetric sulfur-based O,C,O-chelating pincer ligand leading to chiral germylene and stannylene.
Deak, Noemi; Thillaye du Boullay, Olivier; Moraru, Ionut-Tudor; Mallet-Ladeira, Sonia; Madec, David; Nemes, Gabriela; Dalton transactions (Cambridge, England : 2003) 48 (2019) 2399–2406; doi:10.1039/c8dt05116j

data_7048593
_publ_section_title
;
 A non-symmetric sulfur-based O,C,O-chelating pincer ligand leading to
 chiral germylene and stannylene.
;
_journal_issue                   7
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              2399
_journal_page_last               2406
_journal_paper_doi               10.1039/c8dt05116j
_journal_volume                  48
_journal_year                    2019
_chemical_formula_moiety         'C24 H26 O3 S2'
_chemical_formula_sum            'C24 H26 O3 S2'
_chemical_formula_weight         426.57
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_audit_update_record
;
2018-10-09 deposited with the CCDC.
2019-01-11 downloaded from the CCDC.
;
_cell_angle_alpha                100.829(17)
_cell_angle_beta                 101.45(3)
_cell_angle_gamma                102.442(15)
_cell_formula_units_Z            2
_cell_length_a                   9.035(4)
_cell_length_b                   9.959(4)
_cell_length_c                   13.309(10)
_cell_measurement_reflns_used    7378
_cell_measurement_temperature    193(2)
_cell_measurement_theta_max      28.09
_cell_measurement_theta_min      3.62
_cell_volume                     1112.4(11)
_computing_cell_refinement       SAINT
_computing_data_collection       APEX2
_computing_data_reduction        SAINT
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-2016/6 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      193(2)
_diffrn_measured_fraction_theta_full 0.983
_diffrn_measured_fraction_theta_max 0.982
_diffrn_measurement_device_type  'Bruker Kappa APEX II Quazar'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  'multilayer optics'
_diffrn_radiation_source         'microfocus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0255
_diffrn_reflns_av_unetI/netI     0.0277
_diffrn_reflns_Laue_measured_fraction_full 0.983
_diffrn_reflns_Laue_measured_fraction_max 0.982
_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       16
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            17659
_diffrn_reflns_point_group_measured_fraction_full 0.983
_diffrn_reflns_point_group_measured_fraction_max 0.982
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.367
_diffrn_reflns_theta_min         5.142
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.261
_exptl_absorpt_correction_T_max  0.7457
_exptl_absorpt_correction_T_min  0.7052
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker-AXS)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.273
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             452
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.388
_refine_diff_density_min         -0.311
_refine_diff_density_rms         0.046
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.12
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     314
_refine_ls_number_reflns         4475
_refine_ls_number_restraints     109
_refine_ls_restrained_S_all      1.124
_refine_ls_R_factor_all          0.0553
_refine_ls_R_factor_gt           0.0475
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0327P)^2^+0.9656P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1095
_refine_ls_wR_factor_ref         0.1129
_reflns_Friedel_coverage         0
_reflns_number_gt                3904
_reflns_number_total             4475
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8dt05116j2.cif
_cod_data_source_block           3
_cod_depositor_comments
'Adding full bibliography for 7048592--7048595.cif.'
_cod_database_code               7048593
_shelx_res_checksum              10212