Dihydrooxazolones and dihydroimidazolones derived from acylglycines: syntheses, molecular strctures and supramolecular assembly
Subbulakshmi, Karanth N.; Narayana, Badiadka; Yathirajan, Hemmige S.; Akkurt, Mehmet; Çelik, Ömer; Ersanlı, Cem Cüneyt; Glidewell, Christopher; Acta Crystallographica Section C 71 (2015) –; doi:10.1107/S2053229615013637

data_2020067
_publ_section_title
;
 Dihydrooxazolones and dihydroimidazolones derived from acylglycines:
 syntheses, molecular strctures and supramolecular assembly
;
_journal_coeditor_code           SK3595
_journal_issue                   8
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first
;
;
_journal_paper_doi               10.1107/S2053229615013637
_journal_volume                  71
_journal_year                    2015
_chemical_formula_iupac          'C17 H13 N O2'
_chemical_formula_moiety         'C17 H13 N O2'
_chemical_formula_sum            'C17 H13 N O2'
_chemical_formula_weight         263.28
_chemical_name_systematic
;
4-Benzylidene-2-(4-methylphenyl)-1,3-oxazol-5(4<i>H</i>)-one
;
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL2014
_cell_angle_alpha                109.136(4)
_cell_angle_beta                 109.397(4)
_cell_angle_gamma                97.320(4)
_cell_formula_units_Z            2
_cell_length_a                   7.9940(4)
_cell_length_b                   9.0648(4)
_cell_length_c                   10.7692(6)
_cell_measurement_reflns_used    3867
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      30.596
_cell_measurement_theta_min      2.183
_cell_volume                     670.52(7)
_computing_cell_refinement
;
SAINT (Bruker, 2007)
;
_computing_data_collection
;
APEX2 (Bruker, 2007)
;
_computing_data_reduction
;
SAINT (Bruker, 2007)
;
_computing_molecular_graphics
;
PLATON (Spek, 2009)
;
_computing_publication_material
;
SHELXL2014 (Sheldrick, 2015) and PLATON (Spek, 2009)
;
_computing_structure_refinement
;
SHELXL2014 (Sheldrick, 2015)
;
_computing_structure_solution
;
SHELXS97 (Sheldrick, 2008)
;
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.963
_diffrn_measured_fraction_theta_max 0.958
_diffrn_measurement_device_type  'Bruker APEXII CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0429
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            10476
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.548
_diffrn_reflns_theta_min         2.183
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.086
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.304
_exptl_crystal_description       block
_exptl_crystal_F_000             276
_exptl_crystal_size_max          0.200
_exptl_crystal_size_mid          0.150
_exptl_crystal_size_min          0.150
_refine_diff_density_max         0.156
_refine_diff_density_min         -0.205
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.002
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     182
_refine_ls_number_reflns         2677
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.002
_refine_ls_R_factor_all          0.0940
_refine_ls_R_factor_gt           0.0515
_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^)+(0.0761P)^2^+0.0683P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1257
_refine_ls_wR_factor_ref         0.1503
_reflns_number_gt                1604
_reflns_number_total             2677
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            sk3595sup1.cif
_cod_data_source_block           I
_cod_original_cell_volume        670.52(6)
_cod_database_code               2020067
_cod_database_fobs_code          2020067
_shelx_estimated_absorpt_t_min   0.983
_shelx_estimated_absorpt_t_max   0.987
_shelx_hkl_checksum              56485
_shelx_res_checksum              38680
_shelxl_version_number           2.014