A library of dimeric and trimeric phthalonitriles linked by a single aromatic ring: comparative structural and DFT investigations
Köç, Muzaffer; Zorlu, Yunus; İşci, Ümit; Berber, Savaş; Ahsen, Vefa; Dumoulin, Fabienne; CrystEngComm 18 (2016) 1416–; doi:10.1039/C5CE02261D

data_7223881
_publ_section_title
;
 A library of dimeric and trimeric phthalonitriles linked by a single
 aromatic ring: comparative structural and DFT investigations
;
_journal_issue                   8
_journal_name_full               CrystEngComm
_journal_page_first              1416
_journal_paper_doi               10.1039/C5CE02261D
_journal_volume                  18
_journal_year                    2016
_chemical_formula_moiety         'C22 H10 N4 O2 '
_chemical_formula_sum            'C22 H10 N4 O2'
_chemical_formula_weight         362.34
_chemical_name_common            phthalonitrile
_space_group_crystal_system      orthorhombic
_space_group_IT_number           33
_space_group_name_Hall           'P 2c -2n'
_space_group_name_H-M_alt        'P n a 21'
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_update_record
;
2015-05-03 deposited with the CCDC.
2016-01-14 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   20.9421(11)
_cell_length_b                   5.0644(3)
_cell_length_c                   32.8970(19)
_cell_measurement_reflns_used    78
_cell_measurement_temperature    150.(2)
_cell_measurement_theta_max      19.2527
_cell_measurement_theta_min      3.7441
_cell_volume                     3489.0(3)
_computing_cell_refinement       'APEX2 v2012.10-0 (Bruker AXS)'
_computing_data_collection       'APEX2 (Bruker, 2007)'
_computing_data_reduction        'SAINT V8.27B (Bruker AXS, 2009)'
_computing_molecular_graphics    'MERCURY (Macrae et al., 2006)'
_computing_publication_material
'PLATON V1.16 (Spek, 2009), SHELXTL V6.14 (Bruker, 2001)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      150.(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type
'Bruker APEX II QUAZAR three-circle diffractometer'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  'multilayer QUAZAR mirrors'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0830
_diffrn_reflns_av_sigmaI/netI    0.0607
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -39
_diffrn_reflns_number            41478
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.24
_diffrn_source                   'microfocus sealed tube'
_diffrn_source_type              ImuS
_exptl_absorpt_coefficient_mu    0.092
_exptl_absorpt_correction_T_max  1.00
_exptl_absorpt_correction_T_min  0.80
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2012/1 (Bruker AXS)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.380
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1488
_exptl_crystal_size_max          0.160
_exptl_crystal_size_mid          0.110
_exptl_crystal_size_min          0.040
_refine_diff_density_max         0.160
_refine_diff_density_min         -0.174
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.3(14)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.035
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     505
_refine_ls_number_reflns         5552
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.0790
_refine_ls_R_factor_gt           0.0450
_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^)+(0.0245P)^2^+1.1926P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0758
_refine_ls_wR_factor_ref         0.0869
_reflns_number_gt                4010
_reflns_number_total             5552
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5ce02261d2.cif
_cod_data_source_block           I
_cod_depositor_comments
'Adding full bibliography for 7223878--7223882.cif.'
_cod_database_code               7223881