Photo-and thermoresponsive N-salicylideneaniline derivatives: solid-state studies and structural aspects
Hulushe, Siya T.; Malan, Frederick P.; Hosten, Eric C.; Lobb, Kevin A.; Khanye, Setshaba D.; Watkins, Gareth M.; New Journal of Chemistry 46 (2022) 20940–20950; doi:10.1039/D1NJ03056F

data_7062201
_publ_section_title
;
 Photo-and thermoresponsive N-salicylideneaniline derivatives: solid-state
 studies and structural aspects
;
_journal_issue                   43
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              20940
_journal_page_last               20950
_journal_paper_doi               10.1039/D1NJ03056F
_journal_volume                  46
_journal_year                    2022
_chemical_compound_source        Synthesized
_chemical_formula_moiety         'C14 H12 N2 O3'
_chemical_formula_sum            'C14 H12 N2 O3'
_chemical_formula_weight         256.26
_chemical_melting_point          461
_chemical_name_common            2-((E)-(p-tolylimino)methyl)-4-nitrophenol
_chemical_name_systematic        2-((E)-(p-tolylimino)methyl)-4-nitrophenol
_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'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     dual
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2021-03-25 deposited with the CCDC.	2022-10-24 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 95.379(4)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   14.0772(11)
_cell_length_b                   14.1814(12)
_cell_length_c                   6.2335(5)
_cell_measurement_reflns_used    9984
_cell_measurement_temperature    230(2)
_cell_measurement_theta_max      28.36
_cell_measurement_theta_min      2.87
_cell_volume                     1238.94(17)
_computing_cell_refinement       'APEX2 v2011.4-1 (Bruker AXS)'
_computing_data_collection       'Bruker Instrument Service v2011.4.0.0'
_computing_data_reduction        'SAINT V7.68A (Bruker AXS, 2009)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 2012)'
_computing_publication_material
'PLATON (Spek, 2009) and MERCURY (Macrae, 2008)'
_computing_structure_refinement
'SHELXL-2018/3 (Sheldrick, 2015) and ShelXle (H\"ubschle, 2011)'
_computing_structure_solution    'SHELXT-2018/2 (Sheldrick, 2015)'
_diffrn_ambient_temperature      230(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0455
_diffrn_reflns_av_unetI/netI     0.0247
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       8
_diffrn_reflns_limit_l_min       -8
_diffrn_reflns_number            31233
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.462
_diffrn_reflns_theta_min         2.043
_diffrn_source                   'sealed X-ray tube'
_diffrn_source_type              'Bruker X8 (Mo) X-ray source'
_exptl_absorpt_coefficient_mu    0.099
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.8947
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'SADABS V2008/1 (Bruker AXS)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.374
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             536
_exptl_crystal_recrystallization_method 'Methanol/hexane mixture'
_exptl_crystal_size_max          0.772
_exptl_crystal_size_mid          0.668
_exptl_crystal_size_min          0.120
_refine_diff_density_max         0.281
_refine_diff_density_min         -0.290
_refine_diff_density_rms         0.043
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.083
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     182
_refine_ls_number_reflns         3129
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.083
_refine_ls_R_factor_all          0.0693
_refine_ls_R_factor_gt           0.0494
_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^)+(0.0738P)^2^+0.3691P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1374
_refine_ls_wR_factor_ref         0.1598
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2362
_reflns_number_total             3129
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1nj03056f2.cif
_cod_data_source_block           ka095
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7062201
_shelx_estimated_absorpt_t_min   0.928
_shelx_estimated_absorpt_t_max   0.988
_shelx_res_checksum              63217