Synthetic study of pyrrocidines: first entry to the decahydrofluorene core of pyrrocidines.
Tanaka, Ryo; Ohishi, Kentaro; Takanashi, Noriyuki; Nagano, Tomohiko; Suizu, Hiroshi; Suzuki, Takahiro; Kobayashi, Susumu; Organic letters 14 (2012) 4886–4889; doi:10.1021/ol3022116

data_1508653
_publ_section_title
;
 Synthetic study of pyrrocidines: first entry to the decahydrofluorene
 core of pyrrocidines.
;
_journal_issue                   18
_journal_name_full               'Organic letters'
_journal_page_first              4886
_journal_page_last               4889
_journal_paper_doi               10.1021/ol3022116
_journal_volume                  14
_journal_year                    2012
_chemical_formula_sum            'C24 H37 N O3 S2'
_chemical_formula_weight         451.67
_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                72.4560(10)
_cell_angle_beta                 86.6130(10)
_cell_angle_gamma                63.3910(10)
_cell_formula_units_Z            2
_cell_length_a                   10.0065(8)
_cell_length_b                   11.0980(9)
_cell_length_c                   12.8083(10)
_cell_measurement_reflns_used    5129
_cell_measurement_temperature    103(2)
_cell_measurement_theta_max      28.27
_cell_measurement_theta_min      2.29
_cell_volume                     1207.76(17)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      103(2)
_diffrn_detector_area_resol_mean 8.366
_diffrn_measured_fraction_theta_full 0.99
_diffrn_measured_fraction_theta_max 0.868
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0102
_diffrn_reflns_av_sigmaI/netI    0.0209
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            7334
_diffrn_reflns_theta_full        25
_diffrn_reflns_theta_max         28.27
_diffrn_reflns_theta_min         1.67
_exptl_absorpt_coefficient_mu    0.245
_exptl_absorpt_correction_T_max  0.9665
_exptl_absorpt_correction_T_min  0.9279
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.242
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             488
_exptl_crystal_size_max          0.31
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.531
_refine_diff_density_min         -0.189
_refine_diff_density_rms         0.049
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.034
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     277
_refine_ls_number_reflns         5194
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.034
_refine_ls_R_factor_all          0.0376
_refine_ls_R_factor_gt           0.0346
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0528P)^2^+0.4932P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0921
_refine_ls_wR_factor_ref         0.0947
_reflns_number_gt                4778
_reflns_number_total             5194
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol3022116_si_002.cif
_cod_data_source_block           xantate
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               1508653