Synthesis and photophysical properties of charge transfer cocrystals based on TCNB and fluorene and its derivatives
Yao, Wenxiu; Wu, Pengfei; Xie, Yidan; Shen, Xinyu; Xia, Shuwei; Yu, Liangmin; CrystEngComm 26 (2024) 2155–2165; doi:10.1039/D3CE01208E

data_7248292
_publ_section_title
;
 Synthesis and photophysical properties of charge transfer cocrystals
 based on TCNB and fluorene and its derivatives
;
_journal_issue                   16
_journal_name_full               CrystEngComm
_journal_page_first              2155
_journal_page_last               2165
_journal_paper_doi               10.1039/D3CE01208E
_journal_volume                  26
_journal_year                    2024
_chemical_formula_moiety         'C10 H2 N4, C13 H10'
_chemical_formula_sum            'C23 H12 N4'
_chemical_formula_weight         344.37
_chemical_name_systematic        1,2,4,5-Tetracyanobenzene-Fluorene
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2023-07-12
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2023-09-21 deposited with the CCDC.	2024-03-11 downloaded from the CCDC.
;
_cell_angle_alpha                73.766(3)
_cell_angle_beta                 83.955(2)
_cell_angle_gamma                88.769(3)
_cell_formula_units_Z            1
_cell_length_a                   7.1852(5)
_cell_length_b                   7.8039(6)
_cell_length_c                   7.9484(6)
_cell_measurement_reflns_used    1933
_cell_measurement_temperature    170
_cell_measurement_theta_max      26.21
_cell_measurement_theta_min      3.71
_cell_volume                     425.52(5)
_computing_cell_refinement       'SAINT V8.40A (?, 2016)'
_computing_data_reduction        'SAINT V8.40A (?, 2016)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      170
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'D8 VENTURE'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0485
_diffrn_reflns_av_unetI/netI     0.0562
_diffrn_reflns_Laue_measured_fraction_full 0.993
_diffrn_reflns_Laue_measured_fraction_max 0.991
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            5005
_diffrn_reflns_point_group_measured_fraction_full 0.993
_diffrn_reflns_point_group_measured_fraction_max 0.991
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.386
_diffrn_reflns_theta_min         2.851
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.082
_exptl_absorpt_correction_T_max  0.7454
_exptl_absorpt_correction_T_min  0.5253
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. wR2(int) was 0.1402 before and 0.0607 after correction. The Ratio of minimum to maximum transmission is 0.7047. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.344
_exptl_crystal_description       block
_exptl_crystal_F_000             178
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.155
_refine_diff_density_min         -0.179
_refine_diff_density_rms         0.036
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.058
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     181
_refine_ls_number_reflns         1723
_refine_ls_number_restraints     221
_refine_ls_restrained_S_all      1.006
_refine_ls_R_factor_all          0.0680
_refine_ls_R_factor_gt           0.0471
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0625P)^2^+0.0717P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1153
_refine_ls_wR_factor_ref         0.1325
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1298
_reflns_number_total             1723
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d3ce01208e2.cif
_cod_data_source_block           73tcnb1_0m
_cod_depositor_comments
'Adding full bibliography for 7248291--7248294.cif.'
_cod_database_code               7248292
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.996
_shelx_estimated_absorpt_t_min   0.988
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
2. Rigid bond restraints
 All non-hydrogen atoms
 with sigma for 1-2 distances of 0.01 and sigma for 1-3 distances of 0.01
3. Uiso/Uaniso restraints and constraints
All non-hydrogen atoms have similar U: within 2A with sigma of 0.04 and sigma
for terminal atoms of 0.08
Uanis(C17) \\sim Ueq, Uanis(C16) \\sim Ueq, Uanis(C15) \\sim Ueq, Uanis(C18)
\\sim Ueq, Uanis(C6) \\sim Ueq, Uanis(C7) \\sim Ueq, Uanis(C8) \\sim Ueq,
Uanis(C9) \\sim Ueq: with sigma of 0.005 and sigma for terminal atoms of 0.01
4. Others
 Fixed Sof: C7(0.5) H7(0.5) C6(0.5) H6(0.5) C8(0.5) H8(0.5) C11(0.5) C10(0.5)
 C9(0.5) H9(0.5) C12(0.5) H12A(0.5) H12B(0.5) C14(0.5) C15(0.5) H15(0.5)
 C18(0.5) H18(0.5) C13(0.5) C16(0.5) H16(0.5) C17(0.5) H17(0.5)
5.a Secondary CH2 refined with riding coordinates:
 C12(H12A,H12B)
5.b Aromatic/amide H refined with riding coordinates:
 C3(H3), C7(H7), C6(H6), C8(H8), C9(H9), C15(H15), C18(H18), C16(H16), C17(H17)
;
_olex2_submission_special_instructions 'No special instructions were received'