Bifuran-imide: a stable furan building unit for organic electronics
Mulay, Sandip V.; Bogoslavky, Benny; Galanti, Idan; Galun, Ehud; Gidron, Ori; Journal of Materials Chemistry C 6 (2018) 11951–; doi:10.1039/C8TC02908C

data_7237428
_publ_section_title
;
 Bifuran-imide: a stable furan building unit for organic electronics
;
_journal_issue                   44
_journal_name_full               'Journal of Materials Chemistry C'
_journal_page_first              11951
_journal_paper_doi               10.1039/C8TC02908C
_journal_volume                  6
_journal_year                    2018
_chemical_formula_moiety         'C10 H4 O5'
_chemical_formula_sum            'C10 H4 O5'
_chemical_formula_weight         204.13
_chemical_name_common            '2,2*-Bifuran-3,3*dicarboxylic anhydride '
_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_Hall  '-P 2ybc'
_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
_audit_creation_method           SHELXL-97
_audit_update_record
;
2018-04-25 deposited with the CCDC.
2018-08-09 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 92.819(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   9.814(2)
_cell_length_b                   18.944(4)
_cell_length_c                   8.825(2)
_cell_measurement_reflns_used    4736
_cell_measurement_temperature    123(1)
_cell_measurement_theta_max      27.262
_cell_measurement_theta_min      2.549
_cell_volume                     1638.7(6)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      123(1)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0399
_diffrn_reflns_av_sigmaI/netI    0.0302
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            14786
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.08
_exptl_absorpt_coefficient_mu    0.137
_exptl_absorpt_correction_T_max  0.9865
_exptl_absorpt_correction_T_min  0.9474
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker SADABS V2.05'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.655
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Rod
_exptl_crystal_F_000             832
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.339
_refine_diff_density_min         -0.275
_refine_diff_density_rms         0.068
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.306
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     271
_refine_ls_number_reflns         2878
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.306
_refine_ls_R_factor_all          0.0795
_refine_ls_R_factor_gt           0.0758
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0353P)^2^+3.1015P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1485
_refine_ls_wR_factor_ref         0.1504
_reflns_number_gt                2760
_reflns_number_total             2878
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c8tc02908c3.cif
_cod_data_source_block           S66-3
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_refine_ls_hydrogen_treatment' value 'Constr' was changed
to 'constr' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/RSC/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/RSC/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_cell_volume        1638.7(7)
_cod_original_sg_symbol_Hall     '-P 2ybc '
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7237428