Crystal structure of benzyl 3-oxo-2-oxa-5-azabicyclo[2.2.1]heptane-5-carboxylate
Krishnamurthy, Suvratha; Jalli, Venkataprasad; Vagvala, Tarun Chand; Moriguchi, Tetsuji; Tsuge, Akihiko; Acta Crystallographica Section E 71 (2015) o447–o448; doi:10.1107/S2056989015010464

data_2240811
_publ_section_title
;
 Crystal structure of benzyl
 3-oxo-2-oxa-5-azabicyclo[2.2.1]heptane-5-carboxylate
;
_journal_coeditor_code           HB7435
_journal_issue                   7
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o447
_journal_page_last               o448
_journal_paper_doi               10.1107/S2056989015010464
_journal_volume                  71
_journal_year                    2015
_chemical_formula_moiety         'C13 H13 N O4'
_chemical_formula_sum            'C13 H13 N O4'
_chemical_formula_weight         247.24
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           'APEX2 v2010.1-2'
_cell_angle_alpha                90
_cell_angle_beta                 105.345(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.212(2)
_cell_length_b                   8.8943(16)
_cell_length_c                   12.258(2)
_cell_measurement_temperature    90
_cell_volume                     1178.8(4)
_computing_cell_refinement
;
SAINT (Bruker, 2009)
;
_computing_data_collection
;
APEX2 (Bruker, 2009)
;
_computing_data_reduction
;
SAINT (Bruker, 2009)
;
_computing_molecular_graphics
;
Mercury (Macrae <i>et al.</i>,  2008)
;
_computing_publication_material  SHELXL-97
_computing_structure_refinement
;
SHELXL97 (Sheldrick, 2008)
;
_computing_structure_solution
;
SHELXS97 (Sheldrick, 2008)
;
_diffrn_ambient_temperature      90
_diffrn_detector_area_resol_mean 8.333
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker APEX II KY CCD'
_diffrn_measurement_method       \fand\w-scans
_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  0.0348
_diffrn_reflns_av_sigmaI/netI    0.0318
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            11252
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         1.72
_exptl_absorpt_coefficient_mu    0.104
_exptl_absorpt_correction_T_max  0.969
_exptl_absorpt_correction_T_min  0.709
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
(SADABS; Bruker, 2009)
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.393
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             520
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.194
_refine_diff_density_min         -0.165
_refine_ls_abs_structure_details none
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.059
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     325
_refine_ls_number_reflns         4157
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.059
_refine_ls_R_factor_all          0.0279
_refine_ls_R_factor_gt           0.0272
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0404P)^2^+0.1656P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0719
_refine_ls_wR_factor_ref         0.0733
_reflns_number_gt                4079
_reflns_number_total             4157
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            hb7435sup1.cf
_cod_data_source_block           I
_cod_database_code               2240811
_cod_database_fobs_code          2240811