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_7061997
_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_formula_moiety         'C14 H8 F3 N2 O3'
_chemical_formula_sum            'C14 H8 F3 N2 O3'
_chemical_formula_weight         309.22
_space_group_crystal_system      monoclinic
_space_group_IT_number           12
_space_group_name_Hall           '-C 2y'
_space_group_name_H-M_alt        'C 1 2/m 1'
_atom_sites_solution_hydrogens   mixed
_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                 107.166(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   14.3145(4)
_cell_length_b                   6.6220(2)
_cell_length_c                   14.1681(4)
_cell_measurement_temperature    180(2)
_cell_volume                     1283.18(7)
_computing_structure_refinement  'SHELXL-2016/6 (Sheldrick, 2016)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      180(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.957
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0267
_diffrn_reflns_av_unetI/netI     0.0150
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.957
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            6866
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.957
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         79.250
_diffrn_reflns_theta_min         3.265
_exptl_absorpt_coefficient_mu    1.252
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.601
_exptl_crystal_density_method    'Not measured'
_exptl_crystal_description       platelets
_exptl_crystal_F_000             628
_exptl_crystal_size_max          0.343
_exptl_crystal_size_mid          0.284
_exptl_crystal_size_min          0.212
_refine_diff_density_max         0.235
_refine_diff_density_min         -0.191
_refine_diff_density_rms         0.041
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.162
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     133
_refine_ls_number_reflns         1447
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.162
_refine_ls_R_factor_all          0.0438
_refine_ls_R_factor_gt           0.0403
_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^)+(0.0492P)^2^+1.2761P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1224
_refine_ls_wR_factor_ref         0.1241
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1303
_reflns_number_total             1447
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1nj03056f3.cif
_cod_data_source_block           SH01_180_auto
_cod_depositor_comments
;

2024-10-08
Z value and formula fixed to values more according to usual
chemical conventions.                 miguel
;
_cod_original_formula_weight         154.61
_cod_original_formula_moiety         'C7 H4 F1.50 N O1.50'
_cod_original_formula_units_Z            8
_cod_original_sg_symbol_H-M      'C 2/m'
_cod_original_formula_sum        'C7 H4 F1.50 N O1.50'
_cod_database_code               7061997
_shelx_res_checksum              87748