Design of indigo derivatives as environment-friendly organic semiconductors for sustainable organic electronics
I. V. Klimovich; L. I. Leshanskaya; S. I. Troyanov; D. V. Anokhin; D. V. Novikov; A. A. Piryazev; D. A. Ivanov; N. N. Dremova; P. A. Troshin; Journal of Materials Chemistry C 2 (2014) 7621–7631; doi:10.1039/C4TC00550C

data_7233837
_publ_section_title
;
 Design of indigo derivatives as environment-friendly organic
 semiconductors for sustainable organic electronics
;
_journal_name_full               'Journal of Materials Chemistry C'
_journal_page_first              7621
_journal_page_last               7631
_journal_paper_doi               10.1039/C4TC00550C
_journal_volume                  2
_journal_year                    2014
_chemical_formula_sum            'C16 H6 F4 N2 O2'
_chemical_formula_weight         334.23
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 115.352(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   12.7080(10)
_cell_length_b                   4.6341(4)
_cell_length_c                   11.5960(10)
_cell_measurement_reflns_used    4999
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      33
_cell_measurement_theta_min      5
_cell_volume                     617.12(10)
_computing_cell_refinement       XDS
_computing_data_collection       XDS
_computing_data_reduction        XDS
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.871
_diffrn_measured_fraction_theta_max 0.755
_diffrn_measurement_device_type  MAR225
_diffrn_measurement_method       CCD
_diffrn_radiation_monochromator  Si(111)
_diffrn_radiation_source         'BL 14.2 PSF, BESSY, Berlin, Germany'
_diffrn_radiation_type           synchrotron
_diffrn_radiation_wavelength     0.85507
_diffrn_reflns_av_R_equivalents  0.0639
_diffrn_reflns_av_sigmaI/netI    0.0421
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       4
_diffrn_reflns_limit_k_min       -5
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            7911
_diffrn_reflns_theta_full        30.55
_diffrn_reflns_theta_max         36.45
_diffrn_reflns_theta_min         5.79
_exptl_absorpt_coefficient_mu    0.161
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.799
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             336
_exptl_crystal_size_max          0.03
_exptl_crystal_size_mid          0.01
_exptl_crystal_size_min          0.01
_refine_diff_density_max         0.386
_refine_diff_density_min         -0.261
_refine_diff_density_rms         0.071
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.156
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     113
_refine_ls_number_reflns         1315
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.156
_refine_ls_R_factor_all          0.0732
_refine_ls_R_factor_gt           0.0643
_refine_ls_shift/su_max          0.020
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0500P)^2^+1.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1507
_refine_ls_wR_factor_ref         0.1543
_reflns_number_gt                1162
_reflns_number_total             1315
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            1000005.cif
_cod_data_source_block           PCOD1000005
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the built-in table derived from the
CIF Core dictionary named 'cif_core.dic' version 2.4.5 last updated
on 2014-11-21.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_cell_volume        617.12(9)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7233837