New insight into the chemistry of selenoureas: synthesis and single crystal structural study of diverse derivatives
Hua, Guoxiong; Du, Junyi; Carpenter-Warren, Cameron L.; Cordes, David B.; Slawin, Alexandra M. Z.; Woollins, J. Derek; New Journal of Chemistry 43 (2019) 7035–; doi:10.1039/C9NJ01059A

data_7058296
_publ_section_title
;
 New insight into the chemistry of selenoureas: synthesis and single
 crystal structural study of diverse derivatives
;
_journal_issue                   18
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              7035
_journal_paper_doi               10.1039/C9NJ01059A
_journal_volume                  43
_journal_year                    2019
_chemical_formula_moiety         'C23 H16 F5 N3 O3 S Se'
_chemical_formula_sum            'C23 H16 F5 N3 O3 S Se'
_chemical_formula_weight         588.41
_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
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2019-02-04
_audit_creation_method           'by CrystalStructure 4.3'
_audit_update_record
;
2019-02-27 deposited with the CCDC.    2019-04-09 downloaded from the CCDC.
;
_cell_angle_alpha                90.0000
_cell_angle_beta                 95.325(3)
_cell_angle_gamma                90.0000
_cell_formula_units_Z            4
_cell_length_a                   10.2003(7)
_cell_length_b                   17.8940(13)
_cell_length_c                   12.5877(9)
_cell_measurement_reflns_used    12623
_cell_measurement_temperature    125
_cell_measurement_theta_max      25.40
_cell_measurement_theta_min      2.30
_cell_volume                     2287.6(3)
_computing_cell_refinement       'CrystalClear-SM Expert 3.1 b27'
_computing_data_collection
'CrystalClear-SM Expert 3.1 b27 (Rigaku, 20112)'
_computing_data_reduction        'CrystalClear-SM Expert 3.1 b27'
_computing_molecular_graphics    'CrystalStructure 4.3'
_computing_publication_material  'CrystalStructure 4.3 (Rigaku, 2018)'
_computing_structure_refinement  'SHELXL Version 2018/3 (Sheldrick, 2008)'
_computing_structure_solution    'SIR2004 (Burla, et al., 2005)'
_diffrn_ambient_temperature      125
_diffrn_detector_area_resol_mean 14.222
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Rigaku Saturn724'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0839
_diffrn_reflns_av_unetI/netI     0.0927
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            16920
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.350
_diffrn_reflns_theta_min         2.306
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.806
_exptl_absorpt_correction_T_max  0.947
_exptl_absorpt_correction_T_min  0.646
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'REQAB (Rigaku, 1998)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.708
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       unknown
_exptl_crystal_F_000             1176.00
_exptl_crystal_size_max          0.120
_exptl_crystal_size_mid          0.060
_exptl_crystal_size_min          0.030
_refine_diff_density_max         0.48
_refine_diff_density_min         -0.38
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.928
_refine_ls_hydrogen_treatment    constr
_refine_ls_number_parameters     326
_refine_ls_number_reflns         4177
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.0907
_refine_ls_R_factor_gt           0.0407
_refine_ls_shift/su_max          0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+(0.0267P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0661
_refine_ls_wR_factor_ref         0.0771
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2636
_reflns_number_total             4177
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            c9nj01059a2.cif
_cod_data_source_block           10d
_cod_depositor_comments
'Adding full bibliography for 7058295--7058306.cif.'
_cod_database_code               7058296
_shelx_res_checksum              21432