5,11-Bis(4-<i>tert</i>-butylphenyl)-6,12-diphenylnaphthacene (form A)
Schuck, Götz; Haas, Simon; Stassen, Arno F.; Berens, Ulrich; Batlogg, Bertram; Acta Crystallographica Section E 63 (2007) o2894–o2894; doi:10.1107/S1600536807022490

data_2213795
_publ_section_title
;
 5,11-Bis(4-<i>tert</i>-butylphenyl)-6,12-diphenylnaphthacene (form A)
;
_journal_coeditor_code           HB2402
_journal_issue                   6
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2894
_journal_page_last               o2894
_journal_paper_doi               10.1107/S1600536807022490
_journal_volume                  63
_journal_year                    2007
_chemical_formula_iupac          'C50 H44'
_chemical_formula_moiety         'C50 H44'
_chemical_formula_structural     'C50 H44'
_chemical_formula_sum            'C50 H44'
_chemical_formula_weight         644.85
_chemical_name_systematic
;
5,11-Bis(4-tert-butyl-phenyl)-6,12-diphenylnaphthacene
;
_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   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 95.928(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   23.527(3)
_cell_length_b                   9.0277(10)
_cell_length_c                   17.764(2)
_cell_measurement_reflns_used    3136
_cell_measurement_temperature    292.0(10)
_cell_measurement_theta_max      25.04
_cell_measurement_theta_min      3.00
_cell_volume                     3752.8(8)
_computing_cell_refinement       'SAINT (Bruker, 2000)'
_computing_data_collection       'SMART (Bruker, 2000)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 1997)'
_computing_publication_material  'WinGX (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      292.0(10)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Brucker SMART CCD'
_diffrn_measurement_method       '\f and \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  0.0999
_diffrn_reflns_av_sigmaI/netI    0.0914
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            31129
_diffrn_reflns_theta_full        25.04
_diffrn_reflns_theta_max         25.04
_diffrn_reflns_theta_min         0.87
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.064
_exptl_absorpt_correction_T_max  0.997
_exptl_absorpt_correction_T_min  0.990
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996; Blessing, 1995)'
_exptl_crystal_colour            'translucent orange'
_exptl_crystal_density_diffrn    1.141
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1376
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.286
_refine_diff_density_min         -0.210
_refine_ls_extinction_coef       0.0020(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL97
_refine_ls_goodness_of_fit_ref   1.107
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     536
_refine_ls_number_reflns         6626
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.107
_refine_ls_R_factor_all          0.1913
_refine_ls_R_factor_gt           0.0977
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0241P)^2^+4.9951P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1393
_refine_ls_wR_factor_ref         0.1690
_reflns_number_gt                3478
_reflns_number_total             6626
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            hb2402.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:

'_atom_sites_solution_hydrogens' value 'difmap and geom' was changed
to 'mixed'.

Automatic conversion script
Id: cif_fix_values 6452 2018-10-05 10:23:21Z andrius 
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               2213795
_cod_database_fobs_code          2213795