Synthesis, physical properties, and field-effect transistors of novel thiophene/thiazolothiazole co-oligomers
Ando, Shinji; Nishida, Jun-ichi; Inoue, Youji; Tokito, Shizuo; Yamashita, Yoshiro; Journal of Materials Chemistry 14 (2004) 1787–; doi:10.1039/b403699a

data_7204870
_publ_section_title
;
 Synthesis, physical properties, and field-effect transistors of novel
 thiophene/thiazolothiazole co-oligomers
;
_journal_issue                   12
_journal_name_full               'Journal of Materials Chemistry'
_journal_page_first              1787
_journal_paper_doi               10.1039/b403699a
_journal_volume                  14
_journal_year                    2004
_chemical_formula_moiety         'C20 H10 N2 S6 '
_chemical_formula_sum            'C20 H10 N2 S6'
_chemical_formula_weight         470.67
_chemical_name_common
2,5-Bis-(2,2')bithiophenyl-5-yl-thiazolo(5,4-d)thiazole
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_cell_angle_alpha                87.74(4)
_cell_angle_beta                 81.23(4)
_cell_angle_gamma                82.53(4)
_cell_formula_units_Z            2
_cell_length_a                   6.054(3)
_cell_length_b                   8.226(4)
_cell_length_c                   19.641(9)
_cell_measurement_reflns_used    9742
_cell_measurement_temperature    296.2
_cell_measurement_theta_max      27.4
_cell_measurement_theta_min      3.2
_cell_volume                     958.3(8)
_computing_cell_refinement       PROCESS-AUTO
_computing_data_collection       PROCESS-AUTO
_computing_data_reduction        'teXsan Ver. 1.11'
_computing_publication_material  'teXsan Ver. 1.11'
_computing_structure_refinement  'teXsan Ver. 1.10'
_computing_structure_solution    SIR97
_diffrn_detector_area_resol_mean 10.00
_diffrn_measured_fraction_theta_full 1.0023
_diffrn_measured_fraction_theta_max 1.0023
_diffrn_measurement_device_type  'Rigaku RAXIS-RAPID Imaging Plate'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.7107
_diffrn_reflns_av_R_equivalents  0.020
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            9244
_diffrn_reflns_theta_full        27.40
_diffrn_reflns_theta_max         27.40
_exptl_absorpt_coefficient_mu    0.723
_exptl_absorpt_correction_T_max  0.930
_exptl_absorpt_correction_T_min  0.742
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(Higashi, 1995)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.631
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       platelet
_exptl_crystal_size_max          0.500
_exptl_crystal_size_mid          0.300
_exptl_crystal_size_min          0.100
_refine_diff_density_max         0.83
_refine_diff_density_min         -0.89
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   2.136
_refine_ls_hydrogen_treatment    noref
_refine_ls_number_parameters     228
_refine_ls_number_reflns         4339
_refine_ls_R_factor_gt           0.0648
_refine_ls_shift/su_max          0.0010
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^) + (0.05000(Max(Fo^2^,0) + 2Fc^2^)/3)^2^]'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         0.1630
_reflns_number_gt                3411
_reflns_number_total             4339
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            b403699a.txt
_cod_data_source_block           TTFZTT_
_cod_original_sg_symbol_H-M      'P -1         '
_cod_original_formula_sum        'C20 H10 N2 S6 '
_cod_database_code               7204870