Bis(9-phenanthryl)ethyne
Kubo, Takashi; Nakasuji, Kazuhiro; Acta Crystallographica Section E 62 (2006) o3410–o3411; doi:10.1107/S1600536806022744

data_2209897
_publ_section_title
;
 Bis(9-phenanthryl)ethyne
;
_journal_coeditor_code           IS2050
_journal_issue                   8
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o3410
_journal_page_last               o3411
_journal_paper_doi               10.1107/S1600536806022744
_journal_volume                  62
_journal_year                    2006
_chemical_formula_iupac          'C30 H18'
_chemical_formula_moiety         'C30 H18'
_chemical_formula_sum            'C30 H18'
_chemical_formula_weight         378.47
_chemical_name_systematic
;
Bis(9-phenanthryl)ethyne
;
_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'
_cell_angle_alpha                90.0000
_cell_angle_beta                 102.0338(13)
_cell_angle_gamma                90.0000
_cell_formula_units_Z            2
_cell_length_a                   9.3403(8)
_cell_length_b                   15.2266(11)
_cell_length_c                   6.9007(5)
_cell_measurement_reflns_used    2216
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      4.0
_cell_volume                     959.86(13)
_computing_cell_refinement       CrystalClear
_computing_data_collection       'CrystalClear (Rigaku/MSC, 2002)'
_computing_data_reduction        'TEXSAN (Rigaku/MSC, 2004)'
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 1997)'
_computing_publication_material  TEXSAN
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_detector_area_resol_mean 14.63
_diffrn_measured_fraction_theta_full 0.978
_diffrn_measured_fraction_theta_max 0.978
_diffrn_measurement_device_type  'Rigaku/MSC Mercury CCD'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.7107
_diffrn_reflns_av_R_equivalents  0.0190
_diffrn_reflns_av_sigmaI/netI    0.0127
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       8
_diffrn_reflns_limit_l_min       -8
_diffrn_reflns_number            9274
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         4.03
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.074
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.309
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             396
_exptl_crystal_size_max          0.450
_exptl_crystal_size_mid          0.300
_exptl_crystal_size_min          0.200
_refine_diff_density_max         0.325
_refine_diff_density_min         -0.194
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.097
_refine_ls_hydrogen_treatment    constr
_refine_ls_number_parameters     145
_refine_ls_number_reflns         2151
_refine_ls_restrained_S_all      1.097
_refine_ls_R_factor_all          0.0475
_refine_ls_R_factor_gt           0.0454
_refine_ls_shift/su_max          0.0000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0872P)^2^+0.1528P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1342
_refine_ls_wR_factor_ref         0.1373
_reflns_number_gt                2036
_reflns_number_total             2151
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            is2050.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2209897
_cod_database_fobs_code          2209897