Cage Hydrocarbons Derived from Dibenzosuberenone
Marcus Pillekamp; Wasim Alachraf; Iris M. Oppel; Gerald Dyker; Journal of Organic Chemistry 74 (2009) 8355–8358; doi:10.1021/jo9018057

data_4024967
_publ_section_title
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Cage Hydrocarbons Derived from Dibenzosuberenone
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_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              8355
_journal_page_last               8358
_journal_paper_doi               10.1021/jo9018057
_journal_volume                  74
_journal_year                    2009
_chemical_formula_sum            'C30 H22'
_chemical_formula_weight         382.48
_space_group_IT_number           62
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.384(4)
_cell_length_b                   19.596(11)
_cell_length_c                   11.798(7)
_cell_measurement_reflns_used    893
_cell_measurement_temperature    108(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      2.6
_cell_volume                     1938.4(17)
_computing_cell_refinement       'CrysAlis RED Oxford diffraction'
_computing_data_collection       'CrysAlis CCD Oxford diffraction'
_computing_data_reduction        'CrysAlis RED Oxford diffraction'
_computing_molecular_graphics    SHELXL-97
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      108(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Sapphire2-CCD, Oxford diffraction'
_diffrn_measurement_method       '382 images at 1.0 deg in \w and 45 sec'
_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  0.0957
_diffrn_reflns_av_sigmaI/netI    0.1190
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            10048
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.98
_exptl_absorpt_coefficient_mu    0.074
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.311
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       octahedron
_exptl_crystal_F_000             808
_exptl_crystal_size_max          0.189
_exptl_crystal_size_mid          0.122
_exptl_crystal_size_min          0.118
_refine_diff_density_max         0.171
_refine_diff_density_min         -0.217
_refine_diff_density_rms         0.043
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.829
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     139
_refine_ls_number_reflns         1750
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.829
_refine_ls_R_factor_all          0.1029
_refine_ls_R_factor_gt           0.0416
_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^)+(0.0275P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0689
_refine_ls_wR_factor_ref         0.0774
_reflns_number_gt                856
_reflns_number_total             1750
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo9018057_si_002.cif
_cod_data_source_block           pnma
_cod_depositor_comments
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The following automatic conversions were performed:

data name '_atom_site_symetry_multiplicity' was replaced with
'_atom_site_symmetry_multiplicity' as specified in the replacement
file 'data/replacement-values/replacement_tags.lst'.

Automatic conversion script
Id: cif_correct_tags 9268 2022-04-12 08:56:07Z antanas 
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_cod_original_sg_symbol_H-M      Pnma
_cod_database_code               4024967