2-[(<i>E</i>)-(2,4-Dihydroxybenzylidene)azaniumyl]-3-phenylpropanoate
Bahron, Hadariah; Fadzel, Fatimatuzzahraa Mohd; Kassim, Karimah; Hemamalini, Madhukar; Fun, Hoong-Kun; Acta Crystallographica Section E 67 (2011) o1331–o1332; doi:10.1107/S1600536811016655

data_2230464
_publ_section_title
;
 2-[(<i>E</i>)-(2,4-Dihydroxybenzylidene)azaniumyl]-3-phenylpropanoate
;
_journal_coeditor_code           RZ2592
_journal_issue                   6
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1331
_journal_page_last               o1332
_journal_paper_doi               10.1107/S1600536811016655
_journal_volume                  67
_journal_year                    2011
_chemical_formula_iupac          'C16 H15 N O4'
_chemical_formula_moiety         'C16 H15 N O4'
_chemical_formula_sum            'C16 H15 N O4'
_chemical_formula_weight         285.29
_chemical_name_systematic
;
2-[(<i>E</i>)-(2,4-Dihydroxybenzylidene)azaniumyl]-3-phenylpropanoate
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_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
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 92.0650(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.39430(10)
_cell_length_b                   6.89460(10)
_cell_length_c                   20.7251(3)
_cell_measurement_reflns_used    9091
_cell_measurement_temperature    100.0(10)
_cell_measurement_theta_max      35.26
_cell_measurement_theta_min      2.98
_cell_volume                     1341.49(3)
_computing_cell_refinement       'SAINT (Bruker, 2009)'
_computing_data_collection       'APEX2 (Bruker, 2009)'
_computing_data_reduction        'SAINT (Bruker, 2009)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material
'SHELXTL (Sheldrick, 2008) and PLATON (Spek, 2009)'
_computing_structure_refinement  'SHELXTL (Sheldrick, 2008)'
_computing_structure_solution    'SHELXTL (Sheldrick, 2008)'
_diffrn_ambient_temperature      100.0(10)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type
;
Bruker SMART APEXII CCD area-detector
;
_diffrn_measurement_method       '\f and \w'
_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  0.0249
_diffrn_reflns_av_sigmaI/netI    0.0280
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -33
_diffrn_reflns_number            22479
_diffrn_reflns_theta_full        35.32
_diffrn_reflns_theta_max         35.32
_diffrn_reflns_theta_min         1.97
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.102
_exptl_absorpt_correction_T_max  0.9824
_exptl_absorpt_correction_T_min  0.9659
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2009)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.413
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             600
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.27
_exptl_crystal_size_min          0.17
_refine_diff_density_max         0.555
_refine_diff_density_min         -0.239
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.028
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     202
_refine_ls_number_reflns         6007
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.028
_refine_ls_R_factor_all          0.0575
_refine_ls_R_factor_gt           0.0433
_refine_ls_shift/su_max_lt       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^)+(0.0674P)^2^+0.2835P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1142
_refine_ls_wR_factor_ref         0.1248
_reflns_number_gt                4783
_reflns_number_total             6007
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            rz2592.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2230464
_cod_database_fobs_code          2230464