Synthesis and Properties of C(2h)-Symmetric BN-Heteroacenes Tailored through Aromatic Central Cores.
Wang, Xinyang; Zhang, Fan; Gao, Jianhua; Fu, Yubin; Zhao, Wuxue; Tang, Ruizhi; Zhang, Wanzheng; Zhuang, Xiaodong; Feng, Xinliang; The Journal of organic chemistry 80 (2015) 10127–10133; doi:10.1021/acs.joc.5b01718

data_4036352
_publ_section_title
;
 Synthesis and Properties of C(2h)-Symmetric BN-Heteroacenes Tailored
 through Aromatic Central Cores.
;
_journal_issue                   20
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              10127
_journal_page_last               10133
_journal_paper_doi               10.1021/acs.joc.5b01718
_journal_volume                  80
_journal_year                    2015
_chemical_formula_sum            'C30 H20 B2 N2 S2'
_chemical_formula_weight         494.22
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_H-M   'C 1 2/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                 129.396(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   26.563(2)
_cell_length_b                   5.5274(5)
_cell_length_c                   20.585(3)
_cell_measurement_temperature    296(2)
_cell_volume                     2335.6(4)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker Apex II CCD'
_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  0.0511
_diffrn_reflns_av_sigmaI/netI    0.0340
_diffrn_reflns_limit_h_max       31
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            12998
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         2.01
_exptl_absorpt_coefficient_mu    0.252
_exptl_absorpt_correction_T_max  0.9703
_exptl_absorpt_correction_T_min  0.9236
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.405
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1024
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.206
_refine_diff_density_min         -0.210
_refine_diff_density_rms         0.040
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.007
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     163
_refine_ls_number_reflns         2064
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.007
_refine_ls_R_factor_all          0.0573
_refine_ls_R_factor_gt           0.0362
_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^)+(0.0470P)^2^+1.4015P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0867
_refine_ls_wR_factor_ref         0.0988
_reflns_number_gt                1548
_reflns_number_total             2064
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo5b01718_si_002.cif
_cod_data_source_block           3c
_cod_depositor_comments
;
The following automatic conversions were performed:

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/ACS/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        2335.7(5)
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               4036352