Synthesis, structure and <i>in vitro</i> cytotoxicity testing of some 1,3,4-oxadiazoline derivatives from 2-hydroxy-5-iodobenzoic acid
Nguyen Tien, Cong; Nguyen Van, Thin; Le Duc, Giang; Vu Quoc, Manh; Vu Quoc, Trung; Pham Chien, Thang; Nguyen Huy, Hung; Dang Thi Tuyet, Anh; Nguyen Van, Tuyen; Van Meervelt, Luc; Acta Crystallographica Section C 74 (2018) –; doi:10.1107/S2053229618008719

data_2021167
_publ_section_title
;
 Synthesis, structure and <i>in vitro</i> cytotoxicity testing of some
 1,3,4-oxadiazoline derivatives from 2-hydroxy-5-iodobenzoic acid
;
_journal_coeditor_code           SK3693
_journal_issue                   7
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first
;
;
_journal_paper_doi               10.1107/S2053229618008719
_journal_volume                  74
_journal_year                    2018
_chemical_formula_iupac          'C19 H17 I N2 O4'
_chemical_formula_moiety         'C19 H17 I N2 O4'
_chemical_formula_sum            'C19 H17 I N2 O4'
_chemical_formula_weight         464.24
_chemical_name_systematic
;
2-(4-Acetyl-5-methyl-5-phenyl-4,5-dihydro-1,3,4-oxadiazol-2-yl)-4-iodophenyl
acetate
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_cell_angle_alpha                90
_cell_angle_beta                 110.180(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.8370(10)
_cell_length_b                   20.0560(10)
_cell_length_c                   11.0150(10)
_cell_measurement_reflns_used    9773
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      33.10
_cell_measurement_theta_min      3.19
_cell_volume                     1832.4(3)
_computing_cell_refinement
;
SAINT (Bruker, 2013)
;
_computing_data_collection
;
APEX2 (Bruker, 2014)
;
_computing_data_reduction
;
SAINT (Bruker, 2013)
;
_computing_molecular_graphics
;
OLEX2 (Dolomanov <i>et al.</i>,  2009)
;
_computing_publication_material
;
OLEX2 (Dolomanov <i>et al.</i>,  2009)
;
_computing_structure_refinement
;
SHELXL2014 (Sheldrick, 2015b)
;
_computing_structure_solution
;
SHELXS97 (Sheldrick, 2008)
;
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEXII CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0285
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       28
_diffrn_reflns_limit_k_min       -28
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            54289
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         30.506
_diffrn_reflns_theta_min         2.830
_exptl_absorpt_coefficient_mu    1.774
_exptl_absorpt_correction_T_max  0.7465
_exptl_absorpt_correction_T_min  0.6268
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
(SADABS; Bruker, 2014)
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.683
_exptl_crystal_description       block
_exptl_crystal_F_000             920
_exptl_crystal_size_max          0.42
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.974
_refine_diff_density_min         -0.587
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.045
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     238
_refine_ls_number_reflns         5600
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.045
_refine_ls_R_factor_all          0.0266
_refine_ls_R_factor_gt           0.0217
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0212P)^2^+1.2207P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0484
_refine_ls_wR_factor_ref         0.0500
_reflns_number_gt                4994
_reflns_number_total             5600
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            sk3693sup1.cif
_cod_data_source_block           6c
_cod_database_code               2021167
_cod_database_fobs_code          2021167