Synthesis and structures of 11,11,12,12-tetracyano-2,6-diiodo-9,10-anthraquinodimethane and its 2:1 cocrystals with anthracene, pyrene and tetrathiafulvalene
Ren, Yi; Lee, Semin; Bertke, Jeffery; Gray, Danielle L.; Moore, Jeffrey S.; Acta Crystallographica Section C 72 (2016) 923–931; doi:10.1107/S2053229616016387

data_2020657
_publ_section_title
;
 Synthesis and structures of
 11,11,12,12-tetracyano-2,6-diiodo-9,10-anthraquinodimethane and its 2:1
 cocrystals with anthracene, pyrene and tetrathiafulvalene
;
_journal_issue                   12
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              923
_journal_page_last               931
_journal_paper_doi               10.1107/S2053229616016387
_journal_volume                  72
_journal_year                    2016
_chemical_formula_iupac          'C20 H6 I2 N4, 0.5(C14 H10)'
_chemical_formula_moiety         'C20 H6 I2 N4, 0.5(C14 H10)'
_chemical_formula_sum            'C27 H11 I2 N4'
_chemical_formula_weight         645.20
_chemical_name_systematic
;
11,11,12,12-Tetracyano-2,6-diiodo-9,10-anthraquinodimethane--anthracene (2/1)
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                90
_cell_angle_beta                 105.115(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   13.7727(9)
_cell_length_b                   8.5843(5)
_cell_length_c                   20.5752(13)
_cell_measurement_reflns_used    8277
_cell_measurement_temperature    273(2)
_cell_measurement_theta_max      27.16
_cell_measurement_theta_min      2.58
_cell_volume                     2348.4(3)
_computing_cell_refinement
;
SAINT (Bruker, 2014)
;
_computing_data_collection
;
APEX2 (Bruker, 2014)
;
_computing_data_reduction
;
<i>XPREP</i> (Bruker, 2014) and SADABS (Bruker, 2014)
;
_computing_molecular_graphics
;
SHELXTL (Bruker, 2014) and OLEX2 (Dolomanov <i>et al.</i>,
2009)
;
_computing_publication_material
;
<i>XCIF</i> (Bruker, 2014)
;
_computing_structure_refinement
;
SHELXL2014 (Sheldrick, 2015b)
;
_computing_structure_solution
;
SHELXT2014 (Sheldrick, 2015a)
;
_diffrn_ambient_temperature      273(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device       'Bruker Kappa APEXII CCD'
_diffrn_measurement_method       'profile data from \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  0.0404
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            21378
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.166
_diffrn_reflns_theta_min         2.824
_exptl_absorpt_coefficient_mu    2.701
_exptl_absorpt_correction_T_max  0.87935
_exptl_absorpt_correction_T_min  0.68128
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details
;
(SADABS; Bruker, 2014)
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.825
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1228
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.213
_exptl_crystal_size_min          0.081
_refine_diff_density_max         0.874
_refine_diff_density_min         -0.916
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     362
_refine_ls_number_reflns         5201
_refine_ls_number_restraints     198
_refine_ls_restrained_S_all      1.030
_refine_ls_R_factor_all          0.0357
_refine_ls_R_factor_gt           0.0277
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0255P)^2^+1.9565P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0687
_refine_ls_wR_factor_ref         0.0734
_reflns_number_gt                4344
_reflns_number_total             5201
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            yo3023sup1.cif
_cod_data_source_block           I
_cod_depositor_comments
'Adding full bibliography for 2020656--2020659.cif.'
_cod_database_code               2020657
_cod_database_fobs_code          2020657
_shelx_estimated_absorpt_t_min   0.588
_shelx_estimated_absorpt_t_max   0.811
_shelx_hkl_checksum              88695
_shelx_res_checksum              61366