Transistors from a conjugated macrocycle molecule: field and photo effects.
Zhao, Wei; Tang, Qin; Chan, Hoi Shan; Xu, Jianbin; Lo, Ka Yuen; Miao, Qian; Chemical communications (Cambridge, England)  (2008) 4324–4326; doi:10.1039/b806601a

data_7103349
_publ_section_title
;
 Transistors from a conjugated macrocycle molecule: field and photo
 effects.
;
_journal_issue                   36
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              4324
_journal_page_last               4326
_journal_paper_doi               10.1039/b806601a
_journal_year                    2008
_chemical_formula_sum            'C48 H40 O2'
_chemical_formula_weight         648.80
_chemical_name_common
'Cyclic Bis(1,8-diethynyl-9-hexyloxy-anthracene)'
_chemical_name_systematic
;
?
;
_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                75.067(2)
_cell_angle_beta                 67.838(2)
_cell_angle_gamma                69.165(2)
_cell_formula_units_Z            1
_cell_length_a                   8.9279(8)
_cell_length_b                   10.0248(9)
_cell_length_c                   11.7180(10)
_cell_measurement_temperature    296(2)
_cell_volume                     898.48(14)
_computing_cell_refinement       'BRUKER APEXII CCD DIFFRACTOMETER'
_computing_data_collection       'BRUKER APEXII CCD DIFFRACTOMETER'
_computing_data_reduction        'BRUKER APEXII CCD DIFFRACTOMETER'
_computing_molecular_graphics    'SIEMENS SHELXTL'
_computing_publication_material  'SIEMENS SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.966
_diffrn_measured_fraction_theta_max 0.966
_diffrn_measurement_device_type  'BRUKER APEXII CCD DIFFRACTOMETER'
_diffrn_measurement_method       'OMEGA SCAN'
_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  0.0247
_diffrn_reflns_av_sigmaI/netI    0.0349
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            7913
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.69
_exptl_absorpt_coefficient_mu    0.071
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.60
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.199
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             344
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.702
_refine_diff_density_min         -0.405
_refine_diff_density_rms         0.059
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.049
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     236
_refine_ls_number_reflns         3059
_refine_ls_number_restraints     16
_refine_ls_restrained_S_all      1.085
_refine_ls_R_factor_all          0.1624
_refine_ls_R_factor_gt           0.1102
_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^)+(0.1828P)^2^+0.9951P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.3108
_refine_ls_wR_factor_ref         0.3683
_reflns_number_gt                1736
_reflns_number_total             3059
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b806601a.txt
_cod_data_source_block           CBDEA-OC6
_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 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7103349