Conservation of structural arrangements and 3:1 stoichiometry in a series of crystalline conductors of TMTTF, TMTSF, BEDT-TTF, and chiral DM-EDT-TTF with the oxo-bis[pentafluorotantalate(V)] dianion
Avarvari, Narcis; Mroweh, Nabil; Mézière, Cécile; Allain, Magali; Auban-Senzier, Pascale; Canadell, Enric; Chemical Science  (2020) –; doi:10.1039/D0SC03665J

data_1558849
_publ_section_title
;
 Conservation of structural arrangements and 3:1 stoichiometry in a series
 of crystalline conductors of TMTTF, TMTSF, BEDT-TTF, and chiral
 DM-EDT-TTF with the oxo-bis[pentafluorotantalate(V)] dianion
;
_journal_name_full               'Chemical Science'
_journal_paper_doi               10.1039/D0SC03665J
_journal_year                    2020
_chemical_absolute_configuration rmad
_chemical_formula_moiety         '3(C10 H10 S6), F10 O Ta2'
_chemical_formula_sum            'C30 H30 F10 O S18 Ta2'
_chemical_formula_weight         1535.52
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      19
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2019-03-20T15:48:01-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_audit_update_record
;
2020-04-28 deposited with the CCDC.	2020-08-13 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.8773(2)
_cell_length_b                   12.6267(2)
_cell_length_c                   34.4236(8)
_cell_measurement_reflns_used    9337
_cell_measurement_temperature    295.0(3)
_cell_measurement_theta_max      73.159
_cell_measurement_theta_min      3.682
_cell_volume                     4727.89(16)
_computing_cell_refinement       'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_data_collection       'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_molecular_graphics    'DIAMOND 3.2k (Crystal Impact GbR, 2014)'
_computing_publication_material  'WinGX publication routines (Farrugia, 2012)'
_computing_structure_refinement  'SHELXL-2016/4 (Sheldrick, 2016)'
_computing_structure_solution    'SHELXS-2013/1 (Sheldrick, 2013)'
_diffrn_ambient_temperature      295.0(3)
_diffrn_detector_area_resol_mean 5.199
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'SuperNova, Single source at offset, AtlasS2'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.042
_diffrn_reflns_av_unetI/netI     0.0408
_diffrn_reflns_Laue_measured_fraction_full 0.991
_diffrn_reflns_Laue_measured_fraction_max 0.991
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       42
_diffrn_reflns_limit_l_min       -42
_diffrn_reflns_number            29625
_diffrn_reflns_point_group_measured_fraction_full 0.972
_diffrn_reflns_point_group_measured_fraction_max 0.972
_diffrn_reflns_theta_full        73.496
_diffrn_reflns_theta_max         73.496
_diffrn_reflns_theta_min         2.567
_exptl_absorpt_coefficient_mu    16.452
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.58852
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
        CrysAlisPro 1.171.38.46 (Rigaku Oxford Diffraction, 2015)
        Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    2.157
_exptl_crystal_description       needle
_exptl_crystal_F_000             2968
_exptl_crystal_size_max          0.121
_exptl_crystal_size_mid          0.038
_exptl_crystal_size_min          0.027
_refine_diff_density_max         1.493
_refine_diff_density_min         -0.733
_refine_diff_density_rms         0.119
_refine_ls_abs_structure_details
;
 Flack x determined using 2819 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.039(11)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.067
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     556
_refine_ls_number_reflns         9266
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.067
_refine_ls_R_factor_all          0.0545
_refine_ls_R_factor_gt           0.0438
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0463P)^2^+6.9696P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1004
_refine_ls_wR_factor_ref         0.1072
_reflns_Friedel_coverage         0.757
_reflns_Friedel_fraction_full    0.948
_reflns_Friedel_fraction_max     0.948
_reflns_number_gt                7849
_reflns_number_total             9266
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0sc03665j2.cif
_cod_data_source_block           nm121e50
_cod_database_code               1558849
_shelx_res_checksum              39481