Luminescent bi-metallic fluoroborate derivatives of bulky salen ligands
Guieu, Samuel; Cardona, Francisco; Rocha, João; Silva, Artur M. S.; New J. Chem. 38 (2014) 5411–; doi:10.1039/C4NJ00941J

data_7054385
_publ_section_title
;
 Luminescent bi-metallic fluoroborate derivatives of bulky salen ligands
;
_journal_issue                   11
_journal_name_full               'New J. Chem.'
_journal_page_first              5411
_journal_paper_doi               10.1039/C4NJ00941J
_journal_volume                  38
_journal_year                    2014
_chemical_formula_moiety         'C16 H14 B2 F4 N2 O2'
_chemical_formula_sum            'C16 H14 B2 F4 N2 O2'
_chemical_formula_weight         363.91
_chemical_name_systematic
;
3,3'-(ethane-1,2-diyl)bis(2,2-difluoro-2H-benzo[e][1,3,2]oxazaborinin-3-ium-2-uide)
;
_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                 105.664(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   16.417(3)
_cell_length_b                   5.4987(9)
_cell_length_c                   9.0065(16)
_cell_measurement_temperature    180(2)
_cell_volume                     782.8(2)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'PLATON (Spek, 2009)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      180(2)
_diffrn_measured_fraction_theta_full 0.985
_diffrn_measured_fraction_theta_max 0.985
_diffrn_measurement_device_type  ccd
_diffrn_measurement_method       'omega and phi 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  0.1060
_diffrn_reflns_av_sigmaI/netI    0.0577
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -4
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            6664
_diffrn_reflns_theta_full        25.85
_diffrn_reflns_theta_max         25.85
_diffrn_reflns_theta_min         2.58
_diffrn_standards_interval_count 0.5
_diffrn_standards_interval_time  60
_exptl_absorpt_coefficient_mu    0.132
_exptl_absorpt_correction_T_max  0.9974
_exptl_absorpt_correction_T_min  0.9134
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2008)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.544
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             372
_exptl_crystal_size_max          0.70
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.317
_refine_diff_density_min         -0.216
_refine_diff_density_rms         0.060
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.068
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     118
_refine_ls_number_reflns         1492
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.068
_refine_ls_R_factor_all          0.0614
_refine_ls_R_factor_gt           0.0470
_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^)+(0.0448P)^2^+0.4240P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1072
_refine_ls_wR_factor_ref         0.1182
_reflns_number_gt                1202
_reflns_number_total             1492
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            c4nj00941j2.cif
_cod_data_source_block           fc082
_cod_depositor_comments
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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 7054385--7054387.cif.
;
_cod_original_sg_symbol_Hall     -P2ybc
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7054385