Quantitative analysis of weak non-covalent interactions in (Z)-3-(4-halophenyl)-2-(pyridin-2/3/4-yl)acrylonitriles
Venkatesan, Perumal; Cerón, Margarita; Thamotharan, Subbiah; Robles, Fernando; Percino, M. Judith; CrystEngComm 20 (2018) 2681–; doi:10.1039/C7CE02096A

data_7230365
_publ_section_title
;
 Quantitative analysis of weak non-covalent interactions in
 (Z)-3-(4-halophenyl)-2-(pyridin-2/3/4-yl)acrylonitriles
;
_journal_issue                   19
_journal_name_full               CrystEngComm
_journal_page_first              2681
_journal_paper_doi               10.1039/C7CE02096A
_journal_volume                  20
_journal_year                    2018
_chemical_formula_moiety         'C14 H9 Br N2'
_chemical_formula_sum            'C14 H9 Br N2'
_chemical_formula_weight         285.14
_chemical_name_systematic
(Z)-3-(4-bromophenyl)-2-(pyridin-2-yl)acrylonitrile
_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
_audit_update_record
;
2017-04-18 deposited with the CCDC.
2018-03-26 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 104.308(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   14.4059(4)
_cell_length_b                   3.87086(10)
_cell_length_c                   21.1990(5)
_cell_measurement_reflns_used    4708
_cell_measurement_temperature    110(2)
_cell_measurement_theta_max      71.95
_cell_measurement_theta_min      4.24
_cell_volume                     1145.46(5)
_computing_structure_refinement  'SHELXL-2014 (Sheldrick, 2014)'
_diffrn_ambient_temperature      110(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_source         'SuperNova (Cu) X-ray Source'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0208
_diffrn_reflns_av_unetI/netI     0.0199
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       4
_diffrn_reflns_limit_k_min       -4
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            6851
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        67.679
_diffrn_reflns_theta_max         71.898
_diffrn_reflns_theta_min         3.359
_exptl_absorpt_coefficient_mu    4.683
_exptl_absorpt_correction_T_max  0.813
_exptl_absorpt_correction_T_min  0.175
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.32 (release 02-08-2013 CrysAlis171 .NET)
(compiled Aug  2 2013,16:46:58)
Analytical numeric absorption correction using a multifaceted crystal
            model based on expressions derived by R.C. Clark & J.S. Reid.
(Clark, R. C. & Reid, J. S. (1995). Acta Cryst. A51, 887-897)
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.653
_exptl_crystal_description       lath
_exptl_crystal_F_000             568
_exptl_crystal_preparation       ', Luminescent'
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: CHCL3:HEXANE '
_exptl_crystal_size_max          0.49
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.288
_refine_diff_density_min         -0.316
_refine_diff_density_rms         0.055
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.034
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     154
_refine_ls_number_reflns         2248
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.034
_refine_ls_R_factor_all          0.0243
_refine_ls_R_factor_gt           0.0217
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0297P)^2^+0.5583P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0567
_refine_ls_wR_factor_ref         0.0586
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2055
_reflns_number_total             2248
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7ce02096a2.cif
_cod_data_source_block           2py4br
_cod_depositor_comments
'Adding full bibliography for 7230365--7230373.cif.'
_cod_database_code               7230365
_shelxl_version_number           2014-3
_shelx_res_checksum              66995