Anion size control of the packing in the metallic versus semiconducting chiral radical cation salts (DM-EDT-TTF)<sub>2</sub>XF<sub>6</sub> (X = P, As, Sb).
Pop, Flavia; Auban-Senzier, Pascale; Canadell, Enric; Avarvari, Narcis; Chemical communications (Cambridge, England) 52 (2016) 12438–12441; doi:10.1039/c6cc06706a

data_7125088
_publ_section_title
;
 Anion size control of the packing in the metallic versus semiconducting
 chiral radical cation salts (DM-EDT-TTF)<sub>2</sub>XF<sub>6</sub> (X =
 P, As, Sb).
;
_journal_issue                   84
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              12438
_journal_page_last               12441
_journal_paper_doi               10.1039/c6cc06706a
_journal_volume                  52
_journal_year                    2016
_chemical_absolute_configuration syn
_chemical_formula_moiety         '2(C10 H10 S6), As2 F12'
_chemical_formula_sum            'C20 H20 As2 F12 S12'
_chemical_formula_weight         1022.92
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2013
_audit_update_record
;
2016-09-14 deposited with the CCDC.
2016-09-27 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 100.159(4)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   8.0746(5)
_cell_length_b                   16.1837(7)
_cell_length_c                   14.0446(6)
_cell_measurement_reflns_used    3162
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      27.15
_cell_measurement_theta_min      2.10
_cell_volume                     1806.53(16)
_computing_cell_refinement       'Dirax (Duisenberg, 1992)'
_computing_data_collection       'Collect (Hooft, 2008)'
_computing_data_reduction        'EvalCCD (Duisenberg et al., 2000)'
_computing_molecular_graphics    'DIAMOND 3.2k (Crystal Impact GbR, 2014)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker Kappa CCD'
_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  0.0548
_diffrn_reflns_av_unetI/netI     0.0934
_diffrn_reflns_Laue_measured_fraction_full 0.996
_diffrn_reflns_Laue_measured_fraction_max 0.996
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            20664
_diffrn_reflns_point_group_measured_fraction_full 0.993
_diffrn_reflns_point_group_measured_fraction_max 0.992
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.994
_diffrn_reflns_theta_min         1.473
_exptl_absorpt_coefficient_mu    2.622
_exptl_absorpt_correction_T_max  0.7453
_exptl_absorpt_correction_T_min  0.5775
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.881
_exptl_crystal_description       prism
_exptl_crystal_F_000             1012
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.29
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.392
_refine_diff_density_min         -0.328
_refine_diff_density_rms         0.072
_refine_ls_abs_structure_details
;
 Flack x determined using 1427 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons and Flack (2004), Acta Cryst. A60, s61).
;
_refine_ls_abs_structure_Flack   0.025(15)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.009
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     415
_refine_ls_number_reflns         7033
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.009
_refine_ls_R_factor_all          0.1282
_refine_ls_R_factor_gt           0.0500
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0272P)^2^+1.5446P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0773
_refine_ls_wR_factor_ref         0.0952
_reflns_Friedel_coverage         0.919
_reflns_Friedel_fraction_full    0.989
_reflns_Friedel_fraction_max     0.987
_reflns_number_gt                3847
_reflns_number_total             7033
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c6cc06706a2.cif
_cod_data_source_block           '[(R,R)-1]AsF6'
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               7125088
_shelxl_version_number           2013-4
_shelx_res_checksum              16871