Polymorphism control in the mechanochemical and solution-based synthesis of a thermochromic Schiff base
Zbačnik, Marija; Nogalo, Ivana; Cinčić, Dominik; Kaitner, Branko; CrystEngComm 17 (2015) 7870–; doi:10.1039/C5CE01445J

data_7222082
_publ_section_title
;
 Polymorphism control in the mechanochemical and solution-based synthesis
 of a thermochromic Schiff base
;
_journal_issue                   41
_journal_name_full               CrystEngComm
_journal_page_first              7870
_journal_paper_doi               10.1039/C5CE01445J
_journal_volume                  17
_journal_year                    2015
_chemical_formula_moiety         'C16 H15 N O3'
_chemical_formula_sum            'C16 H15 N O3'
_chemical_formula_weight         269.29
_chemical_melting_point          376
_chemical_name_common
1-{3-[(2-Hydroxy-3-methoxy-benzylidene)-amino]-phenyl}-ethanone
_chemical_name_systematic
1-{3-[(2-Hydroxy-3-methoxy-benzylidene)-amino]-phenyl}-ethanone
_chemical_properties_physical    Thermochromic
_space_group_IT_number           33
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-05-18 deposited with the CCDC.
2015-09-09 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                   19.139(3)
_cell_length_b                   5.3140(13)
_cell_length_c                   26.000(5)
_cell_measurement_temperature    200(2)
_cell_volume                     2644.3(9)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      200(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Oxford Diffraction Xcalibur Kappa CCD'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0504
_diffrn_reflns_av_sigmaI/netI    0.0622
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -33
_diffrn_reflns_number            16801
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         4.28
_exptl_absorpt_coefficient_mu    0.094
_exptl_absorpt_correction_type   none
_exptl_crystal_density_diffrn    1.353
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             1136
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: Ethanol'
_exptl_crystal_size_max          0.96
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.549
_refine_diff_density_min         -0.516
_refine_diff_density_rms         0.117
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     372
_refine_ls_number_reflns         5701
_refine_ls_number_restraints     5
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.1265
_refine_ls_R_factor_gt           0.0996
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.2000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2809
_refine_ls_wR_factor_ref         0.2945
_reflns_number_gt                3669
_reflns_number_total             5701
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5ce01445j2.cif
_cod_data_source_block           I_200K
_cod_depositor_comments
;Adding full bibliography for 7222081--7222084.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 
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_cod_database_code               7222082