The Energy Frameworks of Aufbau Synthon Modules in 4-Cyanopyridine Co-crystals.
Torubaev, Yury; Skabitskiy, Ivan V.; CrystEngComm  (2019) –; doi:10.1039/C9CE01174A

data_7234216
_publ_section_title
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 The Energy Frameworks of Aufbau Synthon Modules in 4-Cyanopyridine
 Co-crystals.
;
_journal_name_full               CrystEngComm
_journal_paper_doi               10.1039/C9CE01174A
_journal_year                    2019
_chemical_formula_moiety         'C6 F4 I2, C6 H4 N2'
_chemical_formula_sum            'C12 H4 F4 I2 N2'
_chemical_formula_weight         505.97
_chemical_name_systematic        '4-cyanopyridine 1,3-diiodo-tetrafluorobenzene'
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2019-09-20
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2019-09-22 deposited with the CCDC.    2019-09-26 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 93.964(7)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   4.2751(11)
_cell_length_b                   27.919(7)
_cell_length_c                   12.173(3)
_cell_measurement_reflns_used    940
_cell_measurement_temperature    296
_cell_measurement_theta_max      3
_cell_measurement_theta_min      25
_cell_volume                     1449.5(6)
_computing_cell_refinement       'SAINT V8.38A (?, 2016)'
_computing_data_reduction        'SAINT V8.38A (?, 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      296
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1177
_diffrn_reflns_av_unetI/netI     0.1430
_diffrn_reflns_Laue_measured_fraction_full 0.988
_diffrn_reflns_Laue_measured_fraction_max 0.984
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -3
_diffrn_reflns_limit_k_max       34
_diffrn_reflns_limit_k_min       -33
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            8597
_diffrn_reflns_point_group_measured_fraction_full 0.988
_diffrn_reflns_point_group_measured_fraction_max 0.984
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.370
_diffrn_reflns_theta_min         2.223
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    4.373
_exptl_absorpt_correction_T_max  0.7454
_exptl_absorpt_correction_T_min  0.5255
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1415 before and 0.0597 after correction.
The Ratio of minimum to maximum transmission is 0.7050.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    2.319
_exptl_crystal_description       irregular
_exptl_crystal_F_000             928
_exptl_crystal_size_max          0.04
_exptl_crystal_size_mid          0.04
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.716
_refine_diff_density_min         -0.802
_refine_diff_density_rms         0.163
_refine_ls_extinction_coef       0.0037(5)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2018/3 (Sheldrick 2018)'
_refine_ls_goodness_of_fit_ref   0.982
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     182
_refine_ls_number_reflns         2932
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.982
_refine_ls_R_factor_all          0.1672
_refine_ls_R_factor_gt           0.0734
_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^)+(0.0528P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1216
_refine_ls_wR_factor_ref         0.1532
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1455
_reflns_number_total             2932
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9ce01174a2.cif
_cod_data_source_block           1_CCDC2
_cod_database_code               7234216
_shelx_shelxl_version_number     2018/3
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C4(H4), C3(H3), C6(H6), C5(H5)
;
_olex2_submission_special_instructions 'No special instructions were received'