Cation radical salts of cyano(ethylenedithio)tetrathiafulvalene with halogenated anions: annihilation of the CN···Hal interaction and stabilisation of conducting, antiferromagnetic square or chain-type salts
Thomas Devic; Josep N. Bertran; Benoît Domercq; Enric Canadell; Narcis Avarvari; Pascale Auban-Senzier; Marc Fourmigué; New J. Chem. 25 (2001) 1418–1424; doi:10.1039/b104640n

data_7051183
_publ_section_title
;
 Cation radical salts of cyano(ethylenedithio)tetrathiafulvalene with
 halogenated anions: annihilation of the CN&#x00B7;&#x00B7;&#x00B7;Hal
 interaction and stabilisation of conducting, antiferromagnetic square
 or chain-type salts
;
_journal_issue                   11
_journal_name_full               'New J. Chem.'
_journal_page_first              1418
_journal_page_last               1424
_journal_paper_doi               10.1039/b104640n
_journal_volume                  25
_journal_year                    2001
_chemical_formula_sum            'C9 H5 N S6'
_chemical_formula_weight         319.50
_chemical_name_common            (CN)EDT-TTF
_chemical_name_systematic
; 
4-cyano-4',5'-ethylendithio-tetrathiafulvalene 
;
_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
_cell_angle_alpha                104.45(3)
_cell_angle_beta                 93.03(3)
_cell_angle_gamma                95.46(3)
_cell_formula_units_Z            2
_cell_length_a                   6.9395(14)
_cell_length_b                   7.6083(15)
_cell_length_c                   12.502(3)
_cell_measurement_reflns_used    3585
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.85
_cell_measurement_theta_min      2.8
_cell_volume                     634.3(3)
_computing_cell_refinement       'SELECT, Stoe-IPDS'
_computing_data_collection       'EXPOSE, Stoe-IPDS'
_computing_data_reduction        'INTEGRATE, Stoe IPDS'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 6.66
_diffrn_measured_fraction_theta_full 0.873
_diffrn_measured_fraction_theta_max 0.873
_diffrn_measurement_device_type  'Stoe IPDS'
_diffrn_measurement_method       'rotation, phi incr. 1.9 deg'
_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  0.0582
_diffrn_reflns_av_sigmaI/netI    0.0591
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            5854
_diffrn_reflns_theta_full        25.95
_diffrn_reflns_theta_max         25.95
_diffrn_reflns_theta_min         2.78
_exptl_absorpt_coefficient_mu    1.046
_exptl_absorpt_correction_T_max  0.9533
_exptl_absorpt_correction_T_min  0.6919
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'FACEIT, Stoe-IPDS'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.673
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             324
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.23
_exptl_crystal_size_min          0.038
_refine_diff_density_max         0.420
_refine_diff_density_min         -0.414
_refine_diff_density_rms         0.084
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.274
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     145
_refine_ls_number_reflns         2170
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.274
_refine_ls_R_factor_all          0.0828
_refine_ls_R_factor_gt           0.0559
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0000P)^2^+2.3951P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1283
_refine_ls_wR_factor_ref         0.1340
_reflns_number_gt                1501
_reflns_number_total             2170
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b104640n.txt
_cod_data_source_block           edtcn
_cod_original_cell_volume        634.3(2)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7051183