F<sub>5</sub>PhSeSePhF<sub>5</sub> as a novel and versatile photosensitive reagent for the low-energy green light-induced seleno-Michael addition reaction.
Shi, Haoliang; Zhu, Yifei; Zhang, Yongqiang; Organic & biomolecular chemistry 23 (2025) 8176–8180; doi:10.1039/d5ob01135c

data_7160686
_publ_section_title
;
 F<sub>5</sub>PhSeSePhF<sub>5</sub> as a novel and versatile
 photosensitive reagent for the low-energy green light-induced
 seleno-Michael addition reaction.
;
_journal_issue                   36
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              8176
_journal_page_last               8180
_journal_paper_doi               10.1039/d5ob01135c
_journal_volume                  23
_journal_year                    2025
_chemical_formula_moiety         'C12 F10 Se2'
_chemical_formula_sum            'C12 F10 Se2'
_chemical_formula_weight         492.04
_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'
_atom_sites_solution_primary     dual
_audit_creation_date             2025-03-19
_audit_creation_method
;
Olex2 1.5
(compiled 2025.03.04 svn.red2d20d0 for OlexSys, GUI svn.r7188)
;
_audit_update_record
;
2025-03-20 deposited with the CCDC.	2025-08-18 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   5.7599(3)
_cell_length_b                   9.4957(5)
_cell_length_c                   25.7505(13)
_cell_measurement_reflns_used    9877
_cell_measurement_temperature    299.00
_cell_measurement_theta_max      68.251
_cell_measurement_theta_min      4.964
_cell_volume                     1408.41(13)
_computing_cell_refinement       'SAINT V8.40B (?, 2016)'
_computing_data_reduction        'SAINT V8.40B (?, 2016)'
_computing_molecular_graphics    'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2018/3 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      299.00
_diffrn_detector                 'CCD area detector'
_diffrn_detector_area_resol_mean 5.6
_diffrn_detector_type            'Bruker SMART CCD 6000 area detector'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker SMART CCD 6000 area detector'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0552
_diffrn_reflns_av_unetI/netI     0.0317
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            19971
_diffrn_reflns_point_group_measured_fraction_full 0.996
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        67.679
_diffrn_reflns_theta_max         68.204
_diffrn_reflns_theta_min         4.964
_diffrn_source                   'sealed X-ray tube'
_diffrn_source_current           1.2
_diffrn_source_power             0.06
_diffrn_source_target            Mo
_diffrn_source_voltage           50.0
_exptl_absorpt_coefficient_mu    7.685
_exptl_absorpt_correction_T_max  0.7531
_exptl_absorpt_correction_T_min  0.2758
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1545 before and 0.0754 after correction.
The Ratio of minimum to maximum transmission is 0.3662.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    2.321
_exptl_crystal_description       block
_exptl_crystal_F_000             920
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.397
_refine_diff_density_min         -0.341
_refine_diff_density_rms         0.063
_refine_ls_abs_structure_details
;
 Flack x determined using 964 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.050(12)
_refine_ls_extinction_coef       0.0035(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2018/3 (Sheldrick 2018)'
_refine_ls_goodness_of_fit_ref   1.116
_refine_ls_hydrogen_treatment    undef
_refine_ls_matrix_type           full
_refine_ls_number_parameters     218
_refine_ls_number_reflns         2553
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.116
_refine_ls_R_factor_all          0.0292
_refine_ls_R_factor_gt           0.0288
_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^)+(0.0258P)^2^+0.7628P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0692
_refine_ls_wR_factor_ref         0.0695
_reflns_Friedel_coverage         0.679
_reflns_Friedel_fraction_full    0.992
_reflns_Friedel_fraction_max     0.990
_reflns_number_gt                2514
_reflns_number_total             2553
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5ob01135c2.cif
_cod_data_source_block           y20210103_1a_0m
_cod_depositor_comments          'Adding full bibliography for 7160686.cif.'
_cod_database_code               7160686
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.578
_shelx_estimated_absorpt_t_min   0.283
_olex2_refinement_description
;
;
_olex2_submission_special_instructions 'No special instructions were received'