Imides modified benzopicenes: synthesis, solid structure and optoelectronic properties.
Wu, Di; Ge, Haojie; Chen, Zhao; Liang, Jinhua; Huang, Jie; Zhang, Yufeng; Chen, Xiaoqiang; Meng, Xianggao; Liu, Sheng Hua; Yin, Jun; Organic & biomolecular chemistry 12 (2014) 8902–8910; doi:10.1039/c4ob01486c

data_7154072
_publ_section_title
;
 Imides modified benzopicenes: synthesis, solid structure and
 optoelectronic properties.
;
_journal_issue                   44
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              8902
_journal_page_last               8910
_journal_paper_doi               10.1039/c4ob01486c
_journal_volume                  12
_journal_year                    2014
_chemical_formula_sum            'C39 H32 N2 O5'
_chemical_formula_weight         608.67
_space_group_IT_number           14
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 93.9960(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.7675(2)
_cell_length_b                   31.0308(5)
_cell_length_c                   7.55930(10)
_cell_measurement_reflns_used    9226
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      51.23
_cell_measurement_theta_min      2.85
_cell_volume                     2987.61(8)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_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      298(2)
_diffrn_measured_fraction_theta_full 0.977
_diffrn_measured_fraction_theta_max 0.977
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0266
_diffrn_reflns_av_sigmaI/netI    0.0198
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       31
_diffrn_reflns_limit_k_min       -31
_diffrn_reflns_limit_l_max       7
_diffrn_reflns_limit_l_min       -7
_diffrn_reflns_number            20731
_diffrn_reflns_theta_full        51.28
_diffrn_reflns_theta_max         51.28
_diffrn_reflns_theta_min         2.85
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.722
_exptl_absorpt_correction_T_max  0.9313
_exptl_absorpt_correction_T_min  0.8994
_exptl_absorpt_correction_type   none
_exptl_crystal_density_diffrn    1.353
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             1280
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.312
_refine_diff_density_min         -0.212
_refine_diff_density_rms         0.035
_refine_ls_extinction_coef       0.00022(6)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.115
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     468
_refine_ls_number_reflns         3177
_refine_ls_number_restraints     26
_refine_ls_restrained_S_all      1.166
_refine_ls_R_factor_all          0.0650
_refine_ls_R_factor_gt           0.0625
_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^)+(0.0406P)^2^+3.3300P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1466
_refine_ls_wR_factor_ref         0.1483
_reflns_number_gt                3002
_reflns_number_total             3177
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4ob01486c2.cif
_cod_data_source_block           e:\130912g\work\t
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 

 Adding full bibliography for 7154071--7154072.cif.
;
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7154072