Understanding the planar conformations in diarylsubstituted heteroarenes: structural and theoretical insights
Zia, Mehwash; Hameed, Shahid; Frontera, Antonio; Irran, Elisabeth; Naseer, Muhammad Moazzam; CrystEngComm 23 (2021) 3144–3151; doi:10.1039/D1CE00354B

data_7242602
_publ_section_title
;
 Understanding the planar conformations in diarylsubstituted heteroarenes:
 structural and theoretical insights
;
_journal_issue                   17
_journal_name_full               CrystEngComm
_journal_page_first              3144
_journal_page_last               3151
_journal_paper_doi               10.1039/D1CE00354B
_journal_volume                  23
_journal_year                    2021
_chemical_formula_sum            'C16 H13 N O3'
_chemical_formula_weight         267.27
_space_group_IT_number           29
_space_group_name_Hall           'P 2c -2ac'
_space_group_name_H-M_alt        'P c a 21'
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_H-M   'P c a 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_audit_update_record
;
2020-11-16 deposited with the CCDC.	2021-04-05 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   25.2543(10)
_cell_length_b                   5.1328(2)
_cell_length_c                   9.8457(4)
_cell_measurement_reflns_used    1919
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      72.5230
_cell_measurement_theta_min      3.4350
_cell_volume                     1276.25(9)
_computing_cell_refinement       'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_data_collection       'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      150.00(10)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 10.5435
_diffrn_detector_type            Atlas
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'SuperNova, Single source at offset, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0259
_diffrn_reflns_av_sigmaI/netI    0.0257
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -30
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            4293
_diffrn_reflns_theta_full        67.36
_diffrn_reflns_theta_max         67.36
_diffrn_reflns_theta_min         3.50
_diffrn_source                   'sealed X-ray tube'
_diffrn_source_type              'SuperNova (Cu) X-ray Source'
_exptl_absorpt_coefficient_mu    0.794
_exptl_absorpt_correction_T_max  0.9659
_exptl_absorpt_correction_T_min  0.7708
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.38.46 (Rigaku Oxford Diffraction, 2015)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.391
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             560
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.197
_refine_diff_density_min         -0.157
_refine_diff_density_rms         0.047
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.2(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.099
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     185
_refine_ls_number_reflns         1900
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.099
_refine_ls_R_factor_all          0.0462
_refine_ls_R_factor_gt           0.0417
_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^)+(0.0712P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1054
_refine_ls_wR_factor_ref         0.1109
_reflns_number_gt                1734
_reflns_number_total             1900
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            d1ce00354b2.cif
_cod_data_source_block           cu-2905a
_cod_depositor_comments
'Adding full bibliography for 7242597--7242602.cif.'
_cod_original_sg_symbol_H-M      Pca21
_cod_database_code               7242602