A new type of light-emitting naphtho[2,3-c][1,2,5]thiadiazole derivatives: synthesis, photophysical characterization and transporting properties
Wei, Peng; Duan, Lian; Zhang, Deqiang; Qiao, Juan; Wang, Liduo; Wang, Ruji; Dong, Guifang; Qiu, Yong; Journal of Materials Chemistry 18 (2008) 806–; doi:10.1039/b714539j

data_7201752
_publ_section_title
;
 A new type of light-emitting naphtho[2,3-c][1,2,5]thiadiazole
 derivatives: synthesis, photophysical characterization and
 transporting properties
;
_journal_issue                   7
_journal_name_full               'Journal of Materials Chemistry'
_journal_page_first              806
_journal_paper_doi               10.1039/b714539j
_journal_volume                  18
_journal_year                    2008
_chemical_formula_moiety         'C50 H34 N2 S'
_chemical_formula_sum            'C50 H34 N2 S'
_chemical_formula_weight         694.85
_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                100.69(2)
_cell_angle_beta                 95.305(19)
_cell_angle_gamma                91.741(15)
_cell_formula_units_Z            1
_cell_length_a                   6.0191(11)
_cell_length_b                   9.059(2)
_cell_length_c                   17.191(6)
_cell_measurement_reflns_used    43
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      12.39
_cell_measurement_theta_min      4.43
_cell_volume                     916.1(4)
_computing_cell_refinement       'XSCANS (Bruker, 1997)'
_computing_data_collection       'XSCANS (Bruker, 1997)'
_computing_data_reduction        'XSCANS (Bruker, 1997)'
_computing_molecular_graphics    'SHELXTL (Bruker, 1997)'
_computing_publication_material  'SHELXTL (Bruker, 1997)'
_computing_structure_refinement  'SHELXTL (Bruker, 1997)'
_computing_structure_solution    'SHELXTL (Bruker, 1997)'
_diffrn_ambient_temperature      295(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker P4'
_diffrn_measurement_method       '\w 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  0.0554
_diffrn_reflns_av_sigmaI/netI    0.1218
_diffrn_reflns_limit_h_max       7
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_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            4199
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.29
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 97
_diffrn_standards_number         3
_exptl_absorpt_coefficient_mu    0.127
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.259
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             364
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.214
_refine_diff_density_min         -0.218
_refine_diff_density_rms         0.057
_refine_ls_extinction_coef       0.0311(16)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
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_refine_ls_matrix_type           full
_refine_ls_number_parameters     309
_refine_ls_number_reflns         3211
_refine_ls_number_restraints     40
_refine_ls_restrained_S_all      1.069
_refine_ls_R_factor_all          0.2145
_refine_ls_R_factor_gt           0.1114
_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^)+(0.0010P)^2^+2.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2111
_refine_ls_wR_factor_ref         0.2355
_reflns_number_gt                1256
_reflns_number_total             3211
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            b714539j.txt
_cod_data_source_block           weip-2
_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 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7201752