6-(4-Methoxyphenyl)-6a-nitro-6,6a,6b,7,8,9,10,12a-octahydrospiro[chromeno[3,4-<i>a</i>]indolizine-12,3'-indolin]-2'-one
Devi, Seenivasan Karthiga; Srinivasan, Thothadri; Rao, Jonnalagadda Naga Siva; Raghunathan, Raghavachary; Velmurugan, Devadasan; Acta Crystallographica Section E 69 (2013) o1047–; doi:10.1107/S1600536813015341

data_2238173
_publ_section_title
;
 6-(4-Methoxyphenyl)-6a-nitro-6,6a,6b,7,8,9,10,12a-octahydrospiro[chromeno[3,4-<i>a</i>]indolizine-12,3'-indolin]-2'-one
;
_journal_coeditor_code           HB7087
_journal_issue                   7
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1047
_journal_paper_doi               10.1107/S1600536813015341
_journal_volume                  69
_journal_year                    2013
_chemical_formula_iupac          'C29 H27 N3 O5'
_chemical_formula_moiety         'C29 H27 N3 O5'
_chemical_formula_sum            'C29 H27 N3 O5'
_chemical_formula_weight         497.54
_chemical_name_systematic
6-(4-Methoxyphenyl)-6a-nitro-6,6a,6b,7,8,9,10,12a-octahydrospiro[chromeno[3,4-<i>a</i>]indolizine-12,3'-indolin]-2'-one
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                68.6870(10)
_cell_angle_beta                 88.2840(10)
_cell_angle_gamma                66.7570(10)
_cell_formula_units_Z            2
_cell_length_a                   9.3438(3)
_cell_length_b                   11.3626(4)
_cell_length_c                   13.5713(4)
_cell_measurement_reflns_used    4964
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      26.42
_cell_measurement_theta_min      1.62
_cell_volume                     1222.49(7)
_computing_cell_refinement       'SAINT (Bruker, 2008)'
_computing_data_collection       'APEX2 (Bruker, 2008)'
_computing_data_reduction        'SAINT (Bruker, 2008)'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 2012)'
_computing_publication_material
'SHELXL97 (Sheldrick, 2008) and PLATON (Spek, 2009)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.987
_diffrn_measured_fraction_theta_max 0.987
_diffrn_measurement_device_type  'Bruker SMART APEXII'
_diffrn_measurement_method       '\w and \f 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  0.0265
_diffrn_reflns_av_sigmaI/netI    0.0201
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            17765
_diffrn_reflns_theta_full        26.42
_diffrn_reflns_theta_max         26.42
_diffrn_reflns_theta_min         1.62
_exptl_absorpt_coefficient_mu    0.094
_exptl_absorpt_correction_T_max  0.9815
_exptl_absorpt_correction_T_min  0.9725
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(<i>SADABS</i>; Bruker, 2008)'
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.352
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             524
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.218
_refine_diff_density_min         -0.227
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.033
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     335
_refine_ls_number_reflns         4964
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.033
_refine_ls_R_factor_all          0.0503
_refine_ls_R_factor_gt           0.0421
_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^)+(0.0598P)^2^+0.2790P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1110
_refine_ls_wR_factor_ref         0.1191
_reflns_number_gt                4116
_reflns_number_total             4964
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            hb7087.cif
_cod_data_source_block           I
_cod_original_sg_symbol_Hall     '-P 1 '
_cod_database_code               2238173
_cod_database_fobs_code          2238173