Solid-state investigation on a new dimorphic substituted N-salicylidene compound: insights into its thermochromic behaviour
Carletta, A.; Dubois, J.; Tilborg, A.; Wouters, J.; CrystEngComm 17 (2015) 3509–; doi:10.1039/C5CE00283D

data_7220008
_publ_section_title
;
 Solid-state investigation on a new dimorphic substituted N-salicylidene
 compound: insights into its thermochromic behaviour
;
_journal_issue                   18
_journal_name_full               CrystEngComm
_journal_page_first              3509
_journal_paper_doi               10.1039/C5CE00283D
_journal_volume                  17
_journal_year                    2015
_chemical_formula_moiety         'C14 H12 N2 O4'
_chemical_formula_sum            'C14 H12 N2 O4'
_chemical_formula_weight         272.26
_chemical_name_systematic        P3-PolymorphI-Pbca
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-03-06 deposited with the CCDC.
2015-03-26 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   12.4915(15)
_cell_length_b                   7.5972(14)
_cell_length_c                   26.1737(18)
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      29.3
_cell_measurement_theta_min      3.2
_cell_volume                     2483.9(6)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    Shelxs
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.893
_diffrn_measurement_device_type  'Xcalibur, Ruby, Gemini ultra'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0257
_diffrn_reflns_av_sigmaI/netI    0.0311
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -35
_diffrn_reflns_number            9181
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         29.27
_diffrn_reflns_theta_min         3.23
_exptl_absorpt_coefficient_mu    0.109
_exptl_absorpt_correction_T_max  0.988
_exptl_absorpt_correction_T_min  0.856
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb  1 2013,16:14:44)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'light yellow'
_exptl_crystal_density_diffrn    1.456
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plaquet
_exptl_crystal_F_000             1136
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: MeOH/EtOH'
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.274
_refine_diff_density_min         -0.214
_refine_diff_density_rms         0.046
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.085
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     186
_refine_ls_number_reflns         3388
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.085
_refine_ls_R_factor_all          0.0517
_refine_ls_R_factor_gt           0.0419
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0437P)^2^+0.7710P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0990
_refine_ls_wR_factor_ref         0.1043
_reflns_number_gt                2561
_reflns_number_total             3027
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5ce00283d2.cif
_cod_data_source_block           p3_lt
_cod_depositor_comments
;Adding full bibliography for 7220006--7220008.cif.

The following automatic conversions were performed:

data name '_iucr_refine_instruction_details' was replaced with
'_iucr_refine_instructions_details' as specified in the replacement
file 'data/replacement-values/replacement_tags.lst'.

Automatic conversion script
Id: cif_correct_tags 9268 2022-04-12 08:56:07Z antanas 
;
_cod_original_sg_symbol_H-M      Pbca
_cod_database_code               7220008