Synthesis and Properties of 2-Alkylidene-1,3-dithiolo[4,5-d]-4,5-ethylenediselenotetrathiafulvalene Derivatives and Crystal Structures of Their Cation Radical Salts
Furuta, Keisuke; Kohno, Shuhei; Shirahata, Takashi; Yamasaki, Koya; Hino, Shojun; Misaki, Yohji; Crystals 2 (2012) 393–412; doi:10.3390/cryst2020393

data_1508455
_publ_section_title
;
 Synthesis and Properties of
 2-Alkylidene-1,3-dithiolo[4,5-d]-4,5-ethylenediselenotetrathiafulvalene
 Derivatives and Crystal Structures of Their Cation Radical Salts
;
_journal_issue                   2
_journal_name_full               Crystals
_journal_page_first              393
_journal_page_last               412
_journal_paper_doi               10.3390/cryst2020393
_journal_volume                  2
_journal_year                    2012
_chemical_formula_sum            'C25 H22 Cl I6 S12 Se4'
_chemical_formula_weight         1819.84
_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
_cell_angle_alpha                89.481(8)
_cell_angle_beta                 84.178(6)
_cell_angle_gamma                77.788(4)
_cell_formula_units_Z            2
_cell_length_a                   7.893(2)
_cell_length_b                   8.594(3)
_cell_length_c                   34.646(10)
_cell_measurement_reflns_used    5001
_cell_measurement_temperature    273
_cell_measurement_theta_max      27.45
_cell_measurement_theta_min      3.01
_cell_volume                     2284.9(12)
_computing_cell_refinement       CrystalClear
_computing_data_collection       'CrystalClear (Rigaku Inc., 2008)'
_computing_data_reduction        CrystalClear
_computing_molecular_graphics    'CrystalStructure 4.0'
_computing_publication_material  'CrystalStructure 4.0 (Rigaku, 2010)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR2004 (Burla, et al., 2005)'
_diffrn_ambient_temperature      273
_diffrn_detector_area_resol_mean 7.111
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device_type  'Rigaku Saturn724'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0856
_diffrn_reflns_av_sigmaI/netI    0.0792
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       44
_diffrn_reflns_limit_l_min       -44
_diffrn_reflns_number            23602
_diffrn_reflns_theta_full        27.43
_diffrn_reflns_theta_max         27.43
_diffrn_reflns_theta_min         3.01
_exptl_absorpt_coefficient_mu    7.894
_exptl_absorpt_correction_T_max  0.9395
_exptl_absorpt_correction_T_min  0.6488
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details
;
?
;
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    2.645
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       platelet
_exptl_crystal_F_000             1670
_exptl_crystal_size_max          0.06
_exptl_crystal_size_mid          0.02
_exptl_crystal_size_min          0.01
_refine_diff_density_max         4.128
_refine_diff_density_min         -3.976
_refine_diff_density_rms         0.190
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.094
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     441
_refine_ls_number_reflns         10260
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.094
_refine_ls_R_factor_all          0.1006
_refine_ls_R_factor_gt           0.0654
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0535P)^2^+15.1183P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1587
_refine_ls_wR_factor_ref         0.1813
_reflns_number_gt                6592
_reflns_number_total             10260
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            shirahata_rev_crystals-02-00393-s001_DC191.cif
_cod_data_source_block           6_MeDTES-I3_chateigner_1508455
_cod_original_cell_volume        2285.0(12)
_cod_database_code               1508455