Boron-pyridyl-imino-isoindoline dyes: facile synthesis and photophysical properties
Hui Liu; Hua Lu; Jing Xu; Zhipeng Liu; Zhifang Li; John Mack; Zhen Shen; Chem.Commun. 50 (2014) 1074–; doi:10.1039/c3cc48316a

data_7110344
_publ_section_title
;
 Boron-pyridyl-imino-isoindoline dyes: facile synthesis and photophysical
 properties
;
_journal_name_full               Chem.Commun.
_journal_page_first              1074
_journal_paper_doi               10.1039/c3cc48316a
_journal_volume                  50
_journal_year                    2014
_chemical_formula_sum            'C13 H8 B F2 N3 O'
_chemical_formula_weight         271.03
_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                 99.473(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.1416(9)
_cell_length_b                   8.4969(11)
_cell_length_c                   19.655(3)
_cell_measurement_temperature    296(2)
_cell_volume                     1176.4(3)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_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  0.0239
_diffrn_reflns_av_sigmaI/netI    0.0239
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            8411
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         2.10
_exptl_absorpt_coefficient_mu    0.121
_exptl_crystal_density_diffrn    1.530
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             552
_refine_diff_density_max         0.140
_refine_diff_density_min         -0.222
_refine_diff_density_rms         0.047
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.326
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     181
_refine_ls_number_reflns         2679
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.326
_refine_ls_R_factor_all          0.0518
_refine_ls_R_factor_gt           0.0373
_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^)+(0.0505P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1030
_refine_ls_wR_factor_ref         0.1110
_reflns_number_gt                2053
_reflns_number_total             2679
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3cc48316a.txt
_cod_data_source_block           mo_20130521a_0m
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7110344