1,2,3,4-Tetrahydro-4'-furfuryl-1'-methylnaphthalene-2-spiro-3'-pyrrolidine-2'-spiro-1''-acenaphthene-1,2''-dione
M. M. Govind; S. Selvanayagam; D. Velmurugan; K. Ravikumar; R. Rathna Durga; R. Raghunathan; Acta Crystallographica Section E 59 (2003) o1875–o1877; doi:10.1107/S1600536803024711

data_2202398
_publ_section_title
1,2,3,4-Tetrahydro-4'-furfuryl-1'-methylnaphthalene-2-spiro-3'-pyrrolidine-2'-spiro-1''-acenaphthene-1,2''-dione
_journal_issue                   12
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1875
_journal_page_last               o1877
_journal_paper_doi               10.1107/S1600536803024711
_journal_volume                  59
_journal_year                    2003
_chemical_formula_iupac          'C29 H23 N O3'
_chemical_formula_moiety         'C29 H23 N O3'
_chemical_formula_sum            'C29 H23 N O3'
_chemical_formula_weight         433.48
_chemical_name_systematic
;
1,2,3,4-Tetrahydro-4'-furfuryl-1'-methylnaphthene-2-spiro-3'-pyrrolidine-2'-
spiro-1''-acenaphthene-1,2''-dione
;
_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                 103.9930(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.9109(7)
_cell_length_b                   11.3292(7)
_cell_length_c                   17.3573(10)
_cell_measurement_reflns_used    4019
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.75
_cell_measurement_theta_min      2.17
_cell_volume                     2272.7(2)
_computing_cell_refinement       'SAINT (Bruker, 2001)'
_computing_data_collection       'SMART (Bruker, 2001)'
_computing_data_reduction        SAINT
_computing_molecular_graphics
;
ZORTEP (Zsolnai, 1997) and PLATON (Spek, 1990)
;
_computing_publication_material  'SHELXL97 and PARST (Nardelli, 1995)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.946
_diffrn_measured_fraction_theta_max 0.906
_diffrn_measurement_device       'Bruker SMART APEX area-detector'
_diffrn_measurement_device_type  'CCD Area Detector'
_diffrn_measurement_method       \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  0.0215
_diffrn_reflns_av_sigmaI/netI    0.0283
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            14010
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         28.01
_diffrn_reflns_theta_min         1.76
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.082
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            Yellow
_exptl_crystal_density_diffrn    1.267
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Needle
_exptl_crystal_F_000             912
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.13
_refine_diff_density_max         0.331
_refine_diff_density_min         -0.254
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.000
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     298
_refine_ls_number_reflns         5225
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.000
_refine_ls_R_factor_all          0.0807
_refine_ls_R_factor_gt           0.0554
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+(0.1086P)^2^+0.3011P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1642
_refine_ls_wR_factor_ref         0.1869
_reflns_number_gt                3529
_reflns_number_total             5225
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            bt6369.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2202398
_cod_database_fobs_code          2202398