A sulfur-rich π-electron acceptor derived from 5,5′-bithiazolidinylidene: charge-transfer complex vs. charge-transfer salt
Le Gal, Yann; Rajkumar, Mangaiyarkarasi; Vacher, Antoine; Dorcet, Vincent; Roisnel, Thierry; Fourmigué, Marc; Barrière, Frédéric; Guizouarn, Thierry; Lorcy, Dominique; CrystEngComm 18 (2016) 3925–; doi:10.1039/C6CE00772D

data_7224992
_publ_section_title
;
 A sulfur-rich \p-electron acceptor derived from
 5,5&#x2032;-bithiazolidinylidene: charge-transfer complex vs.
 charge-transfer salt
;
_journal_issue                   21
_journal_name_full               CrystEngComm
_journal_page_first              3925
_journal_paper_doi               10.1039/C6CE00772D
_journal_volume                  18
_journal_year                    2016
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C26 H22 N6 S8'
_chemical_formula_sum            'C26 H22 N6 S8'
_chemical_formula_weight         674.98
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_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_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.4
_audit_creation_date             2015-03-30T09:42:18-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_audit_update_record
;
2016-03-31 deposited with the CCDC.
2016-04-22 downloaded from the CCDC.
;
_cell_angle_alpha                102.719(8)
_cell_angle_beta                 101.011(7)
_cell_angle_gamma                91.481(7)
_cell_formula_units_Z            1
_cell_length_a                   7.2959(11)
_cell_length_b                   8.7231(12)
_cell_length_c                   12.7388(18)
_cell_measurement_reflns_used    3999
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.16
_cell_measurement_theta_min      2.4
_cell_measurement_wavelength     0.71073
_cell_volume                     774.3(2)
_computing_cell_refinement       'Bruker APEX2 (Bruker, 2006)'
_computing_data_collection       'Bruker APEX2 (Bruker, 2006)'
_computing_data_reduction        'Bruker APEX2 (Bruker, 2006)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material
;
          WinGX publication routines (Farrugia, 2012),
          CRYSCALc (T. Roisnel, local program, 2014)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR97 (Altomare et al., 1999)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector                 'CCD plate'
_diffrn_measured_fraction_theta_full 0.975
_diffrn_measured_fraction_theta_max 0.967
_diffrn_measurement_device_type  'APEXII, Bruker-AXS'
_diffrn_measurement_method       'CCD rotation images, thin slices'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0368
_diffrn_reflns_av_unetI/netI     0.0384
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            12634
_diffrn_reflns_theta_full        25
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         3
_exptl_absorpt_coefficient_mu    0.605
_exptl_absorpt_correction_T_max  0.959
_exptl_absorpt_correction_T_min  0.838
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
  [Sheldrick, G.M. (2002). SADABS Bruker AXS Inc., Madison, Wisconsin, USA]
;
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.447
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       stick
_exptl_crystal_F_000             348
_exptl_crystal_size_max          0.6
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.399
_refine_diff_density_min         -0.359
_refine_diff_density_rms         0.047
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.065
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     184
_refine_ls_number_reflns         3442
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.065
_refine_ls_R_factor_all          0.0685
_refine_ls_R_factor_gt           0.0417
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0468P)^2^+0.2141P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1016
_refine_ls_wR_factor_ref         0.114
_reflns_number_gt                2363
_reflns_number_total             3442
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6ce00772d2.cif
_cod_data_source_block           TMTTF1
_cod_depositor_comments
'Adding full bibliography for 7224990--7224994.cif.'
_cod_original_cell_volume        774.33(19)
_cod_database_code               7224992