Crystal structures and intense luminescence of tris(3-(2'-pyridyl)-pyrazolyl)borate Tb(3+) and Eu(3+) complexes with carboxylate co-ligands.
Mikhalyova, Elena A.; Yakovenko, Anastasiya V.; Zeller, Matthias; Gavrilenko, Konstantin S.; Kiskin, Mikhail A.; Smola, Sergey S.; Dotsenko, Vladimir P.; Eremenko, Igor L.; Addison, Anthony W.; Pavlishchuk, Vitaly V.; Dalton transactions (Cambridge, England : 2003) 46 (2017) 3457–3469; doi:10.1039/c6dt04757b

data_7041705
_publ_section_title
;
 Crystal structures and intense luminescence of
 tris(3-(2'-pyridyl)-pyrazolyl)borate Tb(3+) and Eu(3+) complexes with
 carboxylate co-ligands.
;
_journal_issue                   11
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              3457
_journal_page_last               3469
_journal_paper_doi               10.1039/c6dt04757b
_journal_volume                  46
_journal_year                    2017
_chemical_formula_moiety         'C28 H21 B Cl6 Eu N9 O5'
_chemical_formula_sum            'C28 H21 B Cl6 Eu N9 O5'
_chemical_formula_weight         939.01
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2016-11-22 deposited with the CCDC.
2017-01-16 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 91.301(2)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   34.660(5)
_cell_length_b                   10.1788(16)
_cell_length_c                   19.762(3)
_cell_measurement_reflns_used    5221
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.38
_cell_measurement_theta_min      2.32
_cell_volume                     6970.2(18)
_computing_cell_refinement       'Apex2 v2009.7-0'
_computing_data_collection       'Apex2 v2009.7-0 (Bruker, 2009)'
_computing_data_reduction        'SAINT V7.66A (Bruker, 2013)'
_computing_structure_refinement
;  
SHELXL-2014/7 (Sheldrick, 2015), 
SHELXLE Rev780 (H\"ubschle et al., 2011)
;
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.942
_diffrn_measurement_device_type  'Bruker AXS SMART APEX CCD diffractometer'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0280
_diffrn_reflns_av_unetI/netI     0.0504
_diffrn_reflns_Laue_measured_fraction_full 0.989
_diffrn_reflns_Laue_measured_fraction_max 0.942
_diffrn_reflns_limit_h_max       48
_diffrn_reflns_limit_h_min       -48
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            19447
_diffrn_reflns_point_group_measured_fraction_full 0.989
_diffrn_reflns_point_group_measured_fraction_max 0.942
_diffrn_reflns_theta_full        28.000
_diffrn_reflns_theta_max         30.411
_diffrn_reflns_theta_min         2.062
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    2.313
_exptl_absorpt_correction_T_max  0.7461
_exptl_absorpt_correction_T_min  0.6360
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Apex2  v2009.7-0 (Bruker, 2009)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.790
_exptl_crystal_description       plate
_exptl_crystal_F_000             3696
_exptl_crystal_preparation       ', Luminescent'
_exptl_crystal_size_max          0.220
_exptl_crystal_size_mid          0.200
_exptl_crystal_size_min          0.040
_refine_diff_density_max         1.445
_refine_diff_density_min         -1.044
_refine_diff_density_rms         0.111
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.024
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     703
_refine_ls_number_reflns         9949
_refine_ls_number_restraints     1050
_refine_ls_restrained_S_all      0.988
_refine_ls_R_factor_all          0.0567
_refine_ls_R_factor_gt           0.0356
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0295P)^2^+15.0531P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0731
_refine_ls_wR_factor_ref         0.0801
_reflns_Friedel_coverage         0.000
_reflns_number_gt                7477
_reflns_number_total             9949
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c6dt04757b2.cif
_cod_data_source_block           10mz668_0m
_cod_depositor_comments
'Adding full bibliography for 7041696--7041708.cif.'
_cod_original_cell_volume        6970.1(19)
_cod_database_code               7041705
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.630
_shelx_estimated_absorpt_t_max   0.913
_shelx_res_checksum              22806