Multifunctional geometrical isomers of ferrocene-benzo[1,2-b:4,5-b']difuran-2,6-(3H,7H)-dione adducts: second-order nonlinear optical behaviour and charge transport in thin film OFET devices
Priya Singla; Nick Van Steerteghem; Navdeep Kaur; A. Z. Ashar; Paramjit Kaur; Koen Clays; K. S. Narayan; Kamaljit Singh; Journal of Materials Chemistry C 5 (2017) 697–708; doi:10.1039/C6TC03876J

data_7235156
_publ_section_title
;
 Multifunctional geometrical isomers of
 ferrocene-benzo[1,2-b:4,5-b']difuran-2,6-(3H,7H)-dione adducts:
 second-order nonlinear optical behaviour and charge transport in thin
 film OFET devices
;
_journal_name_full               'Journal of Materials Chemistry C'
_journal_page_first              697
_journal_page_last               708
_journal_paper_doi               10.1039/C6TC03876J
_journal_volume                  5
_journal_year                    2017
_chemical_formula_sum            'C21 H14 Fe O4'
_chemical_formula_weight         386.17
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_cell_angle_alpha                90
_cell_angle_beta                 100.464(9)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   15.8948(12)
_cell_length_b                   6.6730(6)
_cell_length_c                   15.6759(19)
_cell_measurement_reflns_used    2072
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      22.7720
_cell_measurement_theta_min      3.6510
_cell_volume                     1635.0(3)
_computing_cell_refinement       'CrysAlis RED, Oxford Diffraction Ltd.,'
_computing_data_collection       'CrysAlis CCD, Oxford Diffraction Ltd.,'
_computing_data_reduction        'CrysAlis RED, Oxford Diffraction Ltd.,'
_computing_molecular_graphics    Ortep3
_computing_publication_material  Shelx97
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 15.9948
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'OXFORD DIFFRACTION SUPER NOVA'
_diffrn_measurement_method       \w/q-scan
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Micro-Focus (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1174
_diffrn_reflns_av_unetI/netI     0.0828
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            11188
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.000
_diffrn_reflns_theta_max         25.000
_diffrn_reflns_theta_min         3.152
_exptl_absorpt_coefficient_mu    0.947
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.63460
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.35 (release 13-08-2014 CrysAlis171 .NET)
(compiled Aug 13 2014,18:06:01)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.569
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             792
_exptl_crystal_size_max          0.330
_exptl_crystal_size_mid          0.260
_exptl_crystal_size_min          0.210
_refine_diff_density_max         1.093
_refine_diff_density_min         -1.031
_refine_diff_density_rms         0.369
_refine_ls_extinction_coef       0.060(8)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2014/7 (Sheldrick 2014'
_refine_ls_goodness_of_fit_ref   1.150
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     236
_refine_ls_number_reflns         2874
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.150
_refine_ls_R_factor_all          0.1425
_refine_ls_R_factor_gt           0.0970
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.1500P)^2^+0.0723P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2277
_refine_ls_wR_factor_ref         0.2883
_reflns_Friedel_coverage         0.000
_reflns_Friedel_fraction_full    .
_reflns_Friedel_fraction_max     .
_reflns_number_gt                1791
_reflns_number_total             2874
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            J-Mater-Chem-2027-5-697.cif
_cod_data_source_block           GNDU010
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7235156
_shelx_estimated_absorpt_t_min   0.745
_shelx_estimated_absorpt_t_max   0.826
_shelx_res_checksum              38873
_shelx_hkl_checksum              39512