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_7230370
_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-3-yl)acrylonitrile
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   4.77341(15)
_cell_length_b                   15.3325(5)
_cell_length_c                   15.7201(4)
_cell_measurement_reflns_used    7018
_cell_measurement_temperature    110(2)
_cell_measurement_theta_max      72.09
_cell_measurement_theta_min      3.99
_cell_volume                     1150.53(6)
_computing_structure_refinement  'SHELXL-2014 (Sheldrick, 2014)'
_diffrn_ambient_temperature      110(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_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  0.0789
_diffrn_reflns_av_unetI/netI     0.0509
_diffrn_reflns_Laue_measured_fraction_full 0.990
_diffrn_reflns_Laue_measured_fraction_max 0.990
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            9841
_diffrn_reflns_point_group_measured_fraction_full 0.987
_diffrn_reflns_point_group_measured_fraction_max 0.987
_diffrn_reflns_theta_full        67.679
_diffrn_reflns_theta_max         71.855
_diffrn_reflns_theta_min         4.027
_exptl_absorpt_coefficient_mu    4.662
_exptl_absorpt_correction_T_max  0.877
_exptl_absorpt_correction_T_min  0.512
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.31 (release 14-01-2014 CrysAlis171 .NET)
(compiled Jan 14 2014,18:38:05)
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)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.646
_exptl_crystal_description       needle
_exptl_crystal_F_000             568
_exptl_crystal_preparation       ', Luminescent'
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: hexane:chloroform'
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.04
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.731
_refine_diff_density_min         -0.667
_refine_diff_density_rms         0.096
_refine_ls_abs_structure_details
;
 Flack x determined using 773 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.07(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.016
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     154
_refine_ls_number_reflns         2222
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.016
_refine_ls_R_factor_all          0.0410
_refine_ls_R_factor_gt           0.0365
_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^)+(0.0566P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0851
_refine_ls_wR_factor_ref         0.0863
_reflns_Friedel_coverage         0.668
_reflns_Friedel_fraction_full    0.982
_reflns_Friedel_fraction_max     0.982
_reflns_number_gt                2018
_reflns_number_total             2222
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7ce02096a2.cif
_cod_data_source_block           3py4br
_cod_depositor_comments
'Adding full bibliography for 7230365--7230373.cif.'
_cod_database_code               7230370
_shelxl_version_number           2014-3
_shelx_res_checksum              65290