Synthesis, structural characterisation, and synthetic application of stable seleniranium ions.
Bock, Jonathan; Daniliuc, Constantin G.; Bergander, Klaus; Mück-Lichtenfeld, Christian; Hennecke, Ulrich; Organic & biomolecular chemistry 17 (2019) 3181–3185; doi:10.1039/c9ob00078j

data_7156712
_publ_section_title
;
 Synthesis, structural characterisation, and synthetic application of
 stable seleniranium ions.
;
_journal_issue                   12
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              3181
_journal_page_last               3185
_journal_paper_doi               10.1039/c9ob00078j
_journal_volume                  17
_journal_year                    2019
_chemical_formula_sum            'C59 H47 B Cl2 F24 S'
_chemical_formula_weight         1325.73
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           'APEX3 v2016.1-0'
_audit_update_record
;
2018-11-27 deposited with the CCDC.
2019-02-06 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 114.8110(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   20.0832(7)
_cell_length_b                   17.7513(6)
_cell_length_c                   17.4707(6)
_cell_measurement_reflns_used    9837
_cell_measurement_temperature    100.(2)
_cell_measurement_theta_max      68.3978
_cell_measurement_theta_min      3.4753
_cell_volume                     5653.5(3)
_computing_cell_refinement       'SAINT V8.37A (Bruker AXS Inc., 2015)'
_computing_data_collection
;

APEX3 v2016.1-0 (Bruker AXS Inc., 2016)
;
_computing_data_reduction        'SAINT V8.37A (Bruker AXS Inc., 2015)'
_computing_molecular_graphics    'XP (Sheldrick, 2014)'
_computing_publication_material  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXL-2014/7 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100.(2)
_diffrn_detector_area_resol_mean 10.4167
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker D8 Venture PHOTON 100 CMOS'
_diffrn_measurement_method       'omega and phi scans'
_diffrn_radiation_monochromator  'MX mirror'
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0496
_diffrn_reflns_av_unetI/netI     0.0264
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            86233
_diffrn_reflns_theta_full        68.45
_diffrn_reflns_theta_max         68.45
_diffrn_reflns_theta_min         2.42
_diffrn_source                   'Cu ImS'
_diffrn_source_type              'micro focus tube'
_exptl_absorpt_coefficient_mu    2.461
_exptl_absorpt_correction_T_max  0.81
_exptl_absorpt_correction_T_min  0.70
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Bruker AXS (2014). SADABS, Version 2014/5, Bruker AXS Inc., Madison, Wisconsin,
USA.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.558
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             2688
_exptl_crystal_size_max          0.172
_exptl_crystal_size_mid          0.152
_exptl_crystal_size_min          0.091
_refine_diff_density_max         0.824
_refine_diff_density_min         -0.591
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.032
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     850
_refine_ls_number_reflns         10342
_refine_ls_number_restraints     199
_refine_ls_restrained_S_all      1.074
_refine_ls_R_factor_all          0.0540
_refine_ls_R_factor_gt           0.0459
_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^)+(0.0389P)^2^+7.6290P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1042
_refine_ls_wR_factor_ref         0.1092
_reflns_number_gt                8966
_reflns_number_total             10342
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9ob00078j2.cif
_cod_data_source_block           stu9364
_cod_depositor_comments
'Adding full bibliography for 7156707--7156712.cif.'
_cod_database_code               7156712
_shelx_res_checksum              68784
_shelx_hkl_checksum              9752