1,3,4-Oxadiazole containing silanes as novel hosts for blue phosphorescent organic light emitting diodes
Leung, Man-kit; Yang, Wan-Hsi; Chuang, Ching-Nan; Lee, Jiun-Haw; Lin, Chi-Feng; Wei, Mao-Kuo; Liu, Yu-Hao; Organic Letters 14 (2012) 4986–4989; doi:10.1021/ol301734a

data_1508591
_publ_section_title
;
 1,3,4-Oxadiazole containing silanes as novel hosts for blue
 phosphorescent organic light emitting diodes
;
_journal_coden_ASTM              ORLEF7
_journal_issue                   19
_journal_name_full               'Organic Letters'
_journal_page_first              4986
_journal_page_last               4989
_journal_paper_doi               10.1021/ol301734a
_journal_volume                  14
_journal_year                    2012
_chemical_formula_sum            'C51 H38 N2 O2 Si2'
_chemical_formula_weight         767.01
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_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                 106.238(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   42.5612(9)
_cell_length_b                   11.6354(3)
_cell_length_c                   18.6850(5)
_cell_measurement_reflns_used    5573
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      74.6932
_cell_measurement_theta_min      3.7026
_cell_volume                     8884.0(4)
_computing_cell_refinement
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.35.21 (release 20-01-2012 CrysAlis171 .NET) 
(compiled Jan 23 2012,18:06:46) 
Empirical absorption correction using spherical harmonics, 
 implemented in SCALE3 ABSPACK scaling algorithm. 
;
_computing_data_collection
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.35.21 (release 20-01-2012 CrysAlis171 .NET) 
(compiled Jan 23 2012,18:06:46) 
Empirical absorption correction using spherical harmonics, 
 implemented in SCALE3 ABSPACK scaling algorithm. 
;
_computing_data_reduction
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.35.21 (release 20-01-2012 CrysAlis171 .NET) 
(compiled Jan 23 2012,18:06:46) 
Empirical absorption correction using spherical harmonics, 
 implemented in SCALE3 ABSPACK scaling algorithm. 
;
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      295(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Oxford Diffraction Gemini A'
_diffrn_measurement_method       CCD
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0195
_diffrn_reflns_av_sigmaI/netI    0.0239
_diffrn_reflns_limit_h_max       51
_diffrn_reflns_limit_h_min       -50
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            16168
_diffrn_reflns_theta_full        67.99
_diffrn_reflns_theta_max         67.99
_diffrn_reflns_theta_min         3.95
_exptl_absorpt_coefficient_mu    1.036
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.84232
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
; 
CrysAlisPro, Agilent Technologies, 
Version 1.171.35.21 (release 20-01-2012 CrysAlis171 .NET) 
(compiled Jan 23 2012,18:06:46) 
Empirical absorption correction using spherical harmonics, 
 implemented in SCALE3 ABSPACK scaling algorithm. 
;
_exptl_crystal_density_diffrn    1.147
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             3216
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.999
_refine_diff_density_min         -0.286
_refine_diff_density_rms         0.106
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.222
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     533
_refine_ls_number_reflns         8080
_refine_ls_number_restraints     27
_refine_ls_restrained_S_all      1.241
_refine_ls_R_factor_all          0.0867
_refine_ls_R_factor_gt           0.0756
_refine_ls_shift/su_max          0.037
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1000P)^2^+8.3634P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2231
_refine_ls_wR_factor_ref         0.2334
_reflns_number_gt                6511
_reflns_number_total             8080
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol301734a_si_004.cif
_cod_data_source_block           ic15499
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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 

 Updated bibliographic information.

 Antanas Vaitkus,
 2019-09-20
;
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               1508591