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_7062193
_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         'C13 H10 N2 O4'
_chemical_formula_sum            'C13 H10 N2 O4'
_chemical_formula_weight         258.24
_chemical_melting_point          573
_chemical_name_common
2-((E)-(2-hydroxyphenyliminio)methyl)-4-nitrophenolate
_chemical_name_systematic
2-((E)-(2-hydroxyphenyliminio)methyl)-4-nitrophenolate
_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'
_atom_sites_solution_primary     direct
_audit_creation_date             2021-02-28
_audit_creation_method
;
Olex2 1.2
(compiled 2016.02.19 svn.r3266 for OlexSys, GUI svn.r5155)
;
_audit_update_record
;
2021-03-25 deposited with the CCDC.	2022-10-24 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 94.788(9)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   6.2847(10)
_cell_length_b                   23.555(3)
_cell_length_c                   7.7504(12)
_cell_measurement_reflns_used    10456
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      72.4
_cell_measurement_theta_min      3.75
_cell_volume                     1143.3(3)
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'olex2.refine (Bourhis et al., 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.9854
_diffrn_measured_fraction_theta_max 0.9854
_diffrn_measurement_device_type  'Rigaku Oxford'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0250
_diffrn_reflns_av_unetI/netI     0.0988
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       29
_diffrn_reflns_limit_k_min       -28
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -8
_diffrn_reflns_number            36114
_diffrn_reflns_theta_full        72.4022
_diffrn_reflns_theta_max         72.40
_diffrn_reflns_theta_min         3.75
_diffrn_source                   'Rotating-anode X-ray tube'
_diffrn_source_type              'Rigaku (Cu) X-ray source'
_exptl_absorpt_coefficient_mu    0.958
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.7862
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details
;
Rigaku Oxford Diffraction, Rigaku Corporation, Oxford, UK, 2018
was used for absorption correction. wR2(int) was 0.1305 before and 0.0780 
after correction. The Ratio of minimum to maximum transmission is 0.8242.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.5001
_exptl_crystal_description       prism
_exptl_crystal_F_000             536.0023
_exptl_crystal_preparation       Mechanosynthesised
_exptl_crystal_recrystallization_method Ethanol
_exptl_crystal_size_max          0.639
_exptl_crystal_size_mid          0.334
_exptl_crystal_size_min          0.167
_refine_diff_density_max         0.5741
_refine_diff_density_min         -0.5556
_refine_diff_density_rms         0.1477
_refine_ls_d_res_high            0.8087
_refine_ls_d_res_low             11.7775
_refine_ls_goodness_of_fit_ref   1.0473
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_constraints    18
_refine_ls_number_parameters     176
_refine_ls_number_reflns         2226
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.0473
_refine_ls_R_factor_all          0.1983
_refine_ls_R_factor_gt           0.0974
_refine_ls_shift/su_max          0.0003
_refine_ls_shift/su_mean         0.0001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.1445P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2299
_refine_ls_wR_factor_ref         0.2890
_reflns_Friedel_coverage         0.0
_reflns_limit_h_max              5
_reflns_limit_h_min              -7
_reflns_limit_k_max              28
_reflns_limit_k_min              0
_reflns_limit_l_max              9
_reflns_limit_l_min              -5
_reflns_number_gt                1011
_reflns_number_total             2226
_reflns_threshold_expression     I>=2u(I)
_cod_data_source_file            d1nj03056f2.cif
_cod_data_source_block           cu_SH02_0m_a_a
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7062193