New members of fluorescent 1,8-naphthyridine-based BF2 compounds: selective binding of BF2 with terminal bidentate N^N^O and N^C^O groups and tunable spectroscopy properties.
Du, Mei-Ling; Hu, Chun-Yan; Wang, Liu-Fang; Li, Cong; Han, Yang-Yang; Gan, Xin; Chen, Yong; Mu, Wei-Hua; Huang, Michael L.; Fu, Wen-Fu; Dalton transactions (Cambridge, England : 2003) 43 (2014) 13924–13931; doi:10.1039/c4dt01735h

data_7032463
_publ_section_title
;
 New members of fluorescent 1,8-naphthyridine-based BF2 compounds:
 selective binding of BF2 with terminal bidentate N^N^O and N^C^O groups
 and tunable spectroscopy properties.
;
_journal_issue                   37
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              13924
_journal_page_last               13931
_journal_paper_doi               10.1039/c4dt01735h
_journal_volume                  43
_journal_year                    2014
_chemical_formula_sum            'C16 H17 B F2 N3 O3.5'
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_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
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_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                 99.038(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   20.167(6)
_cell_length_b                   17.717(5)
_cell_length_c                   9.387(3)
_cell_measurement_reflns_used    10613
_cell_measurement_temperature    113(2)
_cell_measurement_theta_max      27.9
_cell_measurement_theta_min      1.5
_cell_volume                     3312.3(17)
_computing_cell_refinement       CrystalClear
_computing_data_collection       CrystalClear
_computing_data_reduction        CrystalClear
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'CrystalStructure 3.8'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      113(2)
_diffrn_detector_area_resol_mean 14.22
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Rigaku Saturn724 CCD'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  multilayer
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
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_diffrn_reflns_av_R_equivalents  0.0573
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_diffrn_reflns_limit_k_min       -23
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_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            33243
_diffrn_reflns_theta_full        27.88
_diffrn_reflns_theta_max         27.88
_diffrn_reflns_theta_min         1.54
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.115
_exptl_absorpt_correction_T_max  0.9863
_exptl_absorpt_correction_T_min  0.9751
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   CrystalClear
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.428
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
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_exptl_crystal_size_mid          0.20
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_refine_diff_density_max         0.268
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_refine_ls_number_reflns         7848
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.038
_refine_ls_R_factor_all          0.0676
_refine_ls_R_factor_gt           0.0471
_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^)+(0.0400P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0980
_refine_ls_wR_factor_ref         0.1067
_reflns_number_gt                5857
_reflns_number_total             7848
_reflns_threshold_expression     >2sigma(I)
_cod_duplicate_entry             7031752
_cod_data_source_file            c4dt01735h2.cif
_cod_data_source_block           m110831g1
_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/current/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_exptl_absorpt_correction_type' value 'MULTI-SCAN'
changed to 'multi-scan' according to
/usr/data/users/saulius/crontab/automatic-downloads/current/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 
;
_cod_original_cell_volume        3312.2(17)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_original_formula_sum        'C16 H17 B F2 N3 O3.50'
_cod_database_code               7032463