Fused multifunctionalized dibenzoselenophenes from tetraynes.
Hu, Yimin; Ma, Jie; Li, Lidong; Hu, Qiong; Lv, Shuang; Liu, Baohua; Wang, Shaowu; Chemical communications (Cambridge, England) 53 (2017) 1542–1545; doi:10.1039/c6cc09732d

data_7119401
_publ_section_title
;
 Fused multifunctionalized dibenzoselenophenes from tetraynes.
;
_journal_issue                   9
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              1542
_journal_page_last               1545
_journal_paper_doi               10.1039/c6cc09732d
_journal_volume                  53
_journal_year                    2017
_chemical_formula_sum            'C33 H22 Cl2 O4 Se'
_chemical_formula_weight         632.37
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2016-11-24 deposited with the CCDC.
2017-01-04 downloaded from the CCDC.
;
_cell_angle_alpha                86.3950(10)
_cell_angle_beta                 80.4640(10)
_cell_angle_gamma                64.0780(10)
_cell_formula_units_Z            2
_cell_length_a                   11.1578(10)
_cell_length_b                   11.3581(10)
_cell_length_c                   12.6856(11)
_cell_measurement_reflns_used    8510
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.51
_cell_measurement_theta_min      2.15
_cell_volume                     1425.9(2)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.972
_diffrn_measured_fraction_theta_max 0.972
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0232
_diffrn_reflns_av_sigmaI/netI    0.0284
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            16271
_diffrn_reflns_theta_full        27.52
_diffrn_reflns_theta_max         27.52
_diffrn_reflns_theta_min         1.63
_exptl_absorpt_coefficient_mu    1.541
_exptl_absorpt_correction_T_max  0.7378
_exptl_absorpt_correction_T_min  0.6992
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.473
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             640
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.23
_exptl_crystal_size_min          0.21
_refine_diff_density_max         0.444
_refine_diff_density_min         -0.413
_refine_diff_density_rms         0.050
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.988
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     363
_refine_ls_number_reflns         6390
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.988
_refine_ls_R_factor_all          0.0446
_refine_ls_R_factor_gt           0.0336
_refine_ls_shift/su_max          0.036
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0387P)^2^+0.6588P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0799
_refine_ls_wR_factor_ref         0.0853
_reflns_number_gt                5258
_reflns_number_total             6390
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6cc09732d2.cif
_cod_data_source_block           151208a_0m
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 7119399--7119402.cif.
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7119401