Structural and optical investigations of charge transfer complexes involving the F4TCNQ dianion
Sutton, Ashley L.; Abrahams, Brendan F.; D'Alessandro, Deanna M.; Elliott, Robert W.; Hudson, Timothy A.; Robson, Richard; Usov, Pavel M.; CrystEngComm  (2014) –; doi:10.1039/c4ce00289j

data_7215826
_publ_section_title
;
 Structural and optical investigations of charge transfer complexes
 involving the F4TCNQ dianion
;
_journal_name_full               CrystEngComm
_journal_paper_doi               10.1039/c4ce00289j
_journal_year                    2014
_chemical_formula_sum            'C38 H22 F4 N6'
_chemical_formula_weight         638.62
_chemical_name_systematic
;
 ?
;
_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                104.240(10)
_cell_angle_beta                 98.724(9)
_cell_angle_gamma                104.128(9)
_cell_formula_units_Z            1
_cell_length_a                   5.4139(5)
_cell_length_b                   10.4083(11)
_cell_length_c                   13.9398(17)
_cell_measurement_reflns_used    2151
_cell_measurement_temperature    130(2)
_cell_measurement_theta_max      73.6088
_cell_measurement_theta_min      3.3532
_cell_volume                     719.36(15)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.20 (release 27-06-2012 CrysAlis171 .NET)
(compiled Jul 11 2012,15:38:31)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.20 (release 27-06-2012 CrysAlis171 .NET)
(compiled Jul 11 2012,15:38:31)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.20 (release 27-06-2012 CrysAlis171 .NET)
(compiled Jul 11 2012,15:38:31)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      130(2)
_diffrn_detector_area_resol_mean 10.2273
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_source         'SuperNova (Cu) X-ray Source'
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.5418
_diffrn_reflns_av_R_equivalents  0.0283
_diffrn_reflns_av_sigmaI/netI    0.0408
_diffrn_reflns_limit_h_max       4
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            4560
_diffrn_reflns_theta_full        69.97
_diffrn_reflns_theta_max         69.97
_diffrn_reflns_theta_min         3.36
_exptl_absorpt_coefficient_mu    0.894
_exptl_absorpt_correction_T_max  0.983
_exptl_absorpt_correction_T_min  0.850
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.20 (release 27-06-2012 CrysAlis171 .NET)
(compiled Jul 11 2012,15:38:31)
Numerical absorption correction based on gaussian integration over
            a multifaceted crystal model
;
_exptl_crystal_colour            'Dark Red'
_exptl_crystal_density_diffrn    1.474
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Plate
_exptl_crystal_F_000             328
_exptl_crystal_size_max          0.2621
_exptl_crystal_size_mid          0.2049
_exptl_crystal_size_min          0.0198
_refine_diff_density_max         0.219
_refine_diff_density_min         -0.241
_refine_diff_density_rms         0.052
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.063
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     217
_refine_ls_number_reflns         2720
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.063
_refine_ls_R_factor_all          0.0461
_refine_ls_R_factor_gt           0.0401
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0676P)^2^+0.0510P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1094
_refine_ls_wR_factor_ref         0.1156
_reflns_number_gt                2359
_reflns_number_total             2720
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4ce00289j2.cif
_cod_data_source_block           8F4TCNQ
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_refine_ls_hydrogen_treatment' value 'Constr' changed
to 'constr' according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_cell_volume        719.36(13)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7215826