(1'<i>S</i>,4'<i>S</i>)-5-(2,5-Dimethylphenyl)-4'-methoxy-6-oxa-3-azaspiro[bicyclo[3.1.0]hexane-2,1'-cyclohexan]-4-one
He, Xing-Rui; Xu, Bing-Rong; Cheng, Jing-Li; Zhao, Jin-Hao; Acta Crystallographica Section E 69 (2013) o453–; doi:10.1107/S1600536813005138

data_2237560
_publ_section_title
;
 (1'<i>S</i>,4'<i>S</i>)-5-(2,5-Dimethylphenyl)-4'-methoxy-6-oxa-3-azaspiro[bicyclo[3.1.0]hexane-2,1'-cyclohexan]-4-one
;
_journal_coeditor_code           SU2559
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o453
_journal_paper_doi               10.1107/S1600536813005138
_journal_volume                  69
_journal_year                    2013
_chemical_formula_iupac          'C18 H23 N O3'
_chemical_formula_moiety         'C18 H23 N O3'
_chemical_formula_sum            'C18 H23 N O3'
_chemical_formula_weight         301.37
_chemical_name_systematic
(1'<i>S</i>,4'<i>S</i>)-5-(2,5-Dimethylphenyl)-4'-methoxy-6-oxa-3-azaspiro[bicyclo[3.1.0]hexane-2,1'-cyclohexan]-4-one
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 91.1980(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.1932(4)
_cell_length_b                   9.8139(4)
_cell_length_c                   17.6979(7)
_cell_measurement_reflns_used    9900
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.4
_cell_measurement_theta_min      3.0
_cell_volume                     1596.38(11)
_computing_cell_refinement       'PROCESS-AUTO (Rigaku, 2006)'
_computing_data_collection       'PROCESS-AUTO (Rigaku, 2006)'
_computing_data_reduction        'CrystalStructure (Rigaku,2007)'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 2012)'
_computing_publication_material  'WinGX (Farrugia, 2012)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_detector_area_resol_mean 10.00
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Rigaku R-AXIS RAPID/ZJUG'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0395
_diffrn_reflns_av_sigmaI/netI    0.0315
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            15333
_diffrn_reflns_theta_full        27.45
_diffrn_reflns_theta_max         27.45
_diffrn_reflns_theta_min         3.04
_exptl_absorpt_coefficient_mu    0.085
_exptl_absorpt_correction_T_max  0.9701
_exptl_absorpt_correction_T_min  0.9464
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(ABSCOR; Higashi, 1995)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.254
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             648
_exptl_crystal_size_max          0.53
_exptl_crystal_size_mid          0.38
_exptl_crystal_size_min          0.36
_refine_diff_density_max         0.256
_refine_diff_density_min         -0.232
_refine_ls_extinction_coef       0.049(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL97 (Sheldrick, 2008)'
_refine_ls_goodness_of_fit_ref   1.002
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     203
_refine_ls_number_reflns         3629
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.002
_refine_ls_R_factor_all          0.0721
_refine_ls_R_factor_gt           0.0451
_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^)+(0.0501P)^2^+0.4587P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1024
_refine_ls_wR_factor_ref         0.1221
_reflns_number_gt                2407
_reflns_number_total             3629
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            su2559.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               2237560
_cod_database_fobs_code          2237560