Blue-emitting butterfly-shaped 1,3,5,9-tetraarylpyrenes: synthesis, crystal structures, and photophysical properties.
Feng, Xing; Hu, Jian-Yong; Iwanaga, Fumitaka; Seto, Nobuyuki; Redshaw, Carl; Elsegood, Mark R. J.; Yamato, Takehiko; Organic letters 15 (2013) 1318–1321; doi:10.1021/ol4002653

data_1511867
_publ_section_title
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 Blue-emitting butterfly-shaped 1,3,5,9-tetraarylpyrenes: synthesis,
 crystal structures, and photophysical properties.
;
_journal_issue                   6
_journal_name_full               'Organic letters'
_journal_page_first              1318
_journal_page_last               1321
_journal_paper_doi               10.1021/ol4002653
_journal_volume                  15
_journal_year                    2013
_chemical_formula_moiety         'C48 H42 O4'
_chemical_formula_sum            'C48 H42 O4'
_chemical_formula_weight         682.82
_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   'all non-H atoms found by direct methods'
_audit_creation_method           SHELXL-97
_cell_angle_alpha                86.048(2)
_cell_angle_beta                 67.354(2)
_cell_angle_gamma                60.942(2)
_cell_formula_units_Z            2
_cell_length_a                   12.642(2)
_cell_length_b                   12.960(2)
_cell_length_c                   13.854(2)
_cell_measurement_reflns_used    7276
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      29.63
_cell_measurement_theta_min      2.24
_cell_volume                     1811.4(5)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX 2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL and local programs'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.983
_diffrn_measurement_device_type  'Bruker APEX 2 CCD diffractometer'
_diffrn_measurement_method       '\w rotation with narrow frames'
_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  0.0255
_diffrn_reflns_av_sigmaI/netI    0.0327
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            26829
_diffrn_reflns_theta_full        29.00
_diffrn_reflns_theta_max         29.70
_diffrn_reflns_theta_min         1.61
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.078
_exptl_absorpt_correction_T_max  0.994
_exptl_absorpt_correction_T_min  0.924
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS v2008/1, Sheldrick, G.M., (2008)'
_exptl_crystal_colour            'pale yellow'
_exptl_crystal_density_diffrn    1.252
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rod
_exptl_crystal_F_000             724
_exptl_crystal_size_max          1.03
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.448
_refine_diff_density_min         -0.211
_refine_diff_density_rms         0.046
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     476
_refine_ls_number_reflns         10122
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.0695
_refine_ls_R_factor_gt           0.0475
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0743P)^2^+0.2430P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1277
_refine_ls_wR_factor_ref         0.1413
_reflns_number_gt                7260
_reflns_number_total             10122
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ol4002653_si_001.cif
_cod_data_source_block           4b
_cod_depositor_comments
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The following automatic conversions were performed:

data name '_iucr_refine_instruction_details' was replaced with
'_iucr_refine_instructions_details' 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      P-1
_cod_database_code               1511867