Crystal structures of 3-halo-2-organochalcogenylbenzo[<i>b</i>]chalcogenophenes
Luz, Eduardo Q.; Santana, Francielli S.; Silverio, Gabriel L.; Tullio, Suelen C. M. C.; Iodice, Bianca; Prola, Liziê D. T.; Barbosa, Ronilson V.; Rampon, Daniel S.; Acta Crystallographica Section E 78 (2022) –; doi:10.1107/S2056989022000962

data_2244028
_publ_section_title
;
 Crystal structures of
 3-halo-2-organochalcogenylbenzo[<i>b</i>]chalcogenophenes
;
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first
;
;
_journal_paper_doi               10.1107/S2056989022000962
_journal_volume                  78
_journal_year                    2022
_chemical_formula_iupac          'C14 H9 I Se2'
_chemical_formula_moiety         'C14 H9 I Se2'
_chemical_formula_structural     C14H9ISe2
_chemical_formula_sum            'C14 H9 I Se2'
_chemical_formula_weight         462.03
_chemical_name_systematic
;
3-Iodo-2-(phenylselanyl)benzo[<i>b</i>]selenophene
;
_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'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2018/3
_cell_angle_alpha                90
_cell_angle_beta                 95.585(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.9606(6)
_cell_length_b                   13.5999(7)
_cell_length_c                   8.0448(4)
_cell_measurement_reflns_used    9830
_cell_measurement_temperature    292(2)
_cell_measurement_theta_max      27.92
_cell_measurement_theta_min      2.95
_cell_volume                     1411.27(12)
_computing_cell_refinement
;
SAINT (Bruker, 2002)
;
_computing_data_collection
;
APEX3 (Bruker, 2015)
;
_computing_data_reduction
;
SAINT (Bruker, 2002)
;
_computing_molecular_graphics
;
DIAMOND (Brandenburg & Putz, 2006)
;
_computing_publication_material
;
SHELXL97 (Sheldrick, 2008) and WINGX (Farrugia, 2012)
;
_computing_structure_refinement
;
<i>SHELXL2018/3</i> (Sheldrick, 2015b)
;
_computing_structure_solution
;
SHELXT (Sheldrick, 2015a)
;
_diffrn_ambient_temperature      292(2)
_diffrn_detector_area_resol_mean 10.4167
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker D8 Venture/Photon 100 CMOS'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0536
_diffrn_reflns_av_unetI/netI     0.0220
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            54241
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.955
_diffrn_reflns_theta_min         2.952
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    7.402
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.3900
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
(SADABS; Krause <i>et al.</i>,  2015)
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.175
_exptl_crystal_description       parallelepiped
_exptl_crystal_F_000             856
_exptl_crystal_size_max          0.509
_exptl_crystal_size_mid          0.473
_exptl_crystal_size_min          0.235
_refine_diff_density_max         1.140
_refine_diff_density_min         -1.818
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.042
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     190
_refine_ls_number_reflns         3391
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.042
_refine_ls_R_factor_all          0.0530
_refine_ls_R_factor_gt           0.0366
_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^)+(0.0300P)^2^+4.7810P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0768
_refine_ls_wR_factor_ref         0.0832
_reflns_number_gt                2702
_reflns_number_total             3391
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            jy2015sup1.cif
_cod_data_source_block           4
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2244028
_shelx_hkl_checksum              83668
_shelx_res_checksum              35669
_cod_database_fobs_code 2244028