(<i>RS</i>/<i>SR</i>)-2-Oxo-4-phenylazetidin-3-yl acetate
Li, Yangjun; Acta Crystallographica Section E 65 (2009) o2590–; doi:10.1107/S1600536809038860

data_2223360
_publ_section_title
;
 (<i>RS</i>/<i>SR</i>)-2-Oxo-4-phenylazetidin-3-yl acetate
;
_journal_coeditor_code           DN2490
_journal_issue                   10
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2590
_journal_paper_doi               10.1107/S1600536809038860
_journal_volume                  65
_journal_year                    2009
_chemical_formula_iupac          'C11 H11 N O3'
_chemical_formula_moiety         'C11 H11 N O3'
_chemical_formula_sum            'C11 H11 N O3'
_chemical_formula_weight         205.21
_chemical_name_systematic
;
(<i>RS</i>/<i>SR</i>)-2-Oxo-4-phenylazetidin-3-yl acetate
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   5.940(4)
_cell_length_b                   8.198(4)
_cell_length_c                   20.896(13)
_cell_measurement_reflns_used    1899
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      25.50
_cell_measurement_theta_min      1.95
_cell_volume                     1017.6(11)
_computing_cell_refinement       'SAINT (Bruker, 2005)'
_computing_data_collection       'APEX2 (Bruker, 2005)'
_computing_data_reduction        'SAINT (Bruker, 2005)'
_computing_molecular_graphics
;
ORTEPIII (Burnett & Johnson, 1996), ORTEP-3 for Windows (Farrugia,
1997) and
PLATON (Spek, 2009)
;
_computing_publication_material  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'Bruker APEXII 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  0.0272
_diffrn_reflns_av_sigmaI/netI    0.0244
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       0
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            1899
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         1.95
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.098
_exptl_absorpt_correction_T_max  0.9902
_exptl_absorpt_correction_T_min  0.9796
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2005)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.340
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             432
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.171
_refine_diff_density_min         -0.194
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.170
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     137
_refine_ls_number_reflns         1126
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.170
_refine_ls_R_factor_all          0.0574
_refine_ls_R_factor_gt           0.0405
_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^)+(0.0728P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1153
_refine_ls_wR_factor_ref         0.1246
_reflns_number_gt                853
_reflns_number_total             1126
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            dn2490.cif
_cod_data_source_block           I
_cod_database_code               2223360
_cod_database_fobs_code          2223360