High performance organic light-emitting diodes based on tetra(methoxy)-containing anthracene derivatives as a hole transport and electron-blocking layer
Xia, Zhen-Yuan; Su, Jian-Hua; Wong, Wai-Yeung; Wang, Lei; Cheah, Kok-Wai; Tian, He; Chen, Chin H.; Journal of Materials Chemistry 20 (2010) 8382–; doi:10.1039/c0jm01297a

data_7212927
_publ_section_title
;
 High performance organic light-emitting diodes based on
 tetra(methoxy)-containing anthracene derivatives as a hole transport and
 electron-blocking layer
;
_journal_issue                   38
_journal_name_full               'Journal of Materials Chemistry'
_journal_page_first              8382
_journal_paper_doi               10.1039/c0jm01297a
_journal_volume                  20
_journal_year                    2010
_chemical_formula_sum            'C50 H38 O4'
_chemical_formula_weight         702.80
_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                70.577(2)
_cell_angle_beta                 74.534(2)
_cell_angle_gamma                88.290(2)
_cell_formula_units_Z            1
_cell_length_a                   9.3331(11)
_cell_length_b                   10.1235(12)
_cell_length_c                   10.4203(12)
_cell_measurement_reflns_used    5683
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      28.33
_cell_measurement_theta_min      2.67
_cell_volume                     893.02(18)
_computing_cell_refinement       'SAINT (Bruker, 1999)'
_computing_data_collection       'SMART (Bruker, 1998)'
_computing_data_reduction        SAINT
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.918
_diffrn_measured_fraction_theta_max 0.918
_diffrn_measurement_device_type  'Smart CCD'
_diffrn_measurement_method       '\w and \f 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  0.0171
_diffrn_reflns_av_sigmaI/netI    0.0320
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            5683
_diffrn_reflns_theta_full        28.33
_diffrn_reflns_theta_max         28.33
_diffrn_reflns_theta_min         2.67
_exptl_absorpt_coefficient_mu    0.082
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.8659
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.307
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             370
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.22
_refine_diff_density_max         0.297
_refine_diff_density_min         -0.279
_refine_diff_density_rms         0.053
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.017
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     244
_refine_ls_number_reflns         4078
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.017
_refine_ls_R_factor_all          0.0601
_refine_ls_R_factor_gt           0.0462
_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^)+(0.0649P)^2^+0.3005P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1204
_refine_ls_wR_factor_ref         0.1330
_reflns_number_gt                3243
_reflns_number_total             4078
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0jm01297a.txt
_cod_data_source_block           wy2046wm
_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               7212927