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  (2022) –; doi:10.1039/D1NJ03056F

data_7062003
_publ_section_title
;
 Photo-and thermoresponsive N-salicylideneaniline derivatives: solid-state
 studies and structural aspects
;
_journal_name_full               'New Journal of Chemistry'
_journal_paper_doi               10.1039/D1NJ03056F
_journal_year                    2022
_chemical_absolute_configuration unk
_chemical_formula_moiety         'C14 H14 N2 O6'
_chemical_formula_sum            'C14 H14 N2 O6'
_chemical_formula_weight         306.27
_chemical_name_common            5-nitrosalicylaldehyde-o-anisidine
_chemical_name_systematic
2-((E)-(2-methoxyphenyliminio)methyl)-4-nitrophenolate
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     dual
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2016/6
_audit_update_record
;
2022-07-18 deposited with the CCDC.	2022-10-24 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 111.639(4)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   26.121(3)
_cell_length_b                   7.0281(7)
_cell_length_c                   15.8739(17)
_cell_measurement_reflns_used    2135
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      20.75
_cell_measurement_theta_min      2.65
_cell_volume                     2708.8(5)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX4'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2016/6 (Sheldrick, 2016)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      298(2)
_diffrn_detector_area_resol_mean 8.03
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker APEX-IV 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  0.1243
_diffrn_reflns_av_unetI/netI     0.0468
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            14279
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        21.263
_diffrn_reflns_theta_max         21.263
_diffrn_reflns_theta_min         2.650
_diffrn_source                   'rotating-anode X-ray tube'
_exptl_absorpt_coefficient_mu    0.110
_exptl_absorpt_correction_T_max  0.7446
_exptl_absorpt_correction_T_min  0.6255
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS-2016/2 (Bruker AXS)'
_exptl_crystal_colour            red-orange
_exptl_crystal_density_diffrn    1.424
_exptl_crystal_density_method    'Not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1216
_exptl_crystal_recrystallization_method
'slow evaporation from water/methanol mixture'
_exptl_crystal_size_max          0.345
_exptl_crystal_size_mid          0.181
_exptl_crystal_size_min          0.167
_refine_diff_density_max         0.011
_refine_diff_density_min         -0.010
_refine_diff_density_rms         0.002
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.058
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     198
_refine_ls_number_reflns         1506
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.058
_refine_ls_R_factor_all          0.1247
_refine_ls_R_factor_gt           0.0572
_refine_ls_shift/su_max          0.135
_refine_ls_shift/su_mean         0.009
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0985P)^2^+0.0204P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1502
_refine_ls_wR_factor_ref         0.2331
_reflns_Friedel_coverage         0.000
_reflns_number_gt                875
_reflns_number_total             1506
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1nj03056f3.cif
_cod_data_source_block           SOLVE_1E_a
_cod_original_sg_symbol_Hall     '-C 2yn'
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               7062003
_shelx_estimated_absorpt_t_min   0.963
_shelx_estimated_absorpt_t_max   0.982
_shelx_res_checksum              77229