4,4',5,5'-Tetramethyltetrathiafulvalene–1,4-dinitrobenzene (1/1)
Batsanov, Andrei S.; Lyubchik, Svetlana B.; Acta Crystallographica Section E 59 (2003) o155–o157; doi:10.1107/S1600536803000114

data_2201921
_publ_section_title
;
 4,4',5,5'-Tetramethyltetrathiafulvalene--1,4-dinitrobenzene (1/1)
;
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o155
_journal_page_last               o157
_journal_paper_doi               10.1107/S1600536803000114
_journal_volume                  59
_journal_year                    2003
_chemical_formula_moiety         'C10 H12 S4,C6 H4 N2 O4'
_chemical_formula_sum            'C16 H16 N2 O4 S4'
_chemical_formula_weight         428.55
_chemical_name_systematic
'4,4',5,5'-tetramethyltetrathiafulvalene 1,4-dinitrobenzene'
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 94.390(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   22.184(3)
_cell_length_b                   6.8710(10)
_cell_length_c                   12.0630(10)
_cell_measurement_reflns_used    969
_cell_measurement_temperature    120(2)
_cell_measurement_theta_max      28.4
_cell_measurement_theta_min      12.0
_cell_volume                     1833.3(4)
_computing_cell_refinement       SMART
_computing_data_collection       'SMART (Bruker, 1999)'
_computing_data_reduction        'SAINT (Bruker, 1999)'
_computing_molecular_graphics    'SHELXTL (Bruker, 1998)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      120(2)
_diffrn_detector_area_resol_mean 8
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'SMART 1K CCD area detector'
_diffrn_measurement_method       '\w 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  0.0220
_diffrn_reflns_av_sigmaI/netI    0.0147
_diffrn_reflns_limit_h_max       28
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -5
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            6260
_diffrn_reflns_theta_full        27.54
_diffrn_reflns_theta_max         27.54
_diffrn_reflns_theta_min         1.84
_exptl_absorpt_coefficient_mu    0.544
_exptl_absorpt_correction_T_max  0.9185
_exptl_absorpt_correction_T_min  0.7554
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details
'SHELXTL (XPREP) (Bruker, 1998); before correction R(int) = 0.031'
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.553
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       trapetzoid
_exptl_crystal_F_000             888
_exptl_crystal_size_max          0.55
_exptl_crystal_size_mid          0.31
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.306
_refine_diff_density_min         -0.262
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.154
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     150
_refine_ls_number_reflns         2096
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.154
_refine_ls_R_factor_all          0.0313
_refine_ls_R_factor_gt           0.0278
_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^)+(0.0316P)^2^+2.5429P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0770
_refine_ls_wR_factor_ref         0.0791
_reflns_number_gt                1904
_reflns_number_total             2096
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            cv6162.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               2201921
_cod_database_fobs_code          2201921