Construction of four low-dimensional NIR-luminescence-tunable Yb(iii) complexes.
Zheng, Zhi-Peng; Zhang, Xiu-Xia; Li, Teng; Yang, Jian; Wei, Lei-Ming; Zhang, Li-Guo; Lin, Xiao-Ming; Cai, Yue-Peng; Dalton transactions (Cambridge, England : 2003) 43 (2014) 14009–14015; doi:10.1039/c4dt01601g

data_7031776
_publ_section_title
;
 Construction of four low-dimensional NIR-luminescence-tunable Yb(iii)
 complexes.
;
_journal_issue                   37
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              14009
_journal_page_last               14015
_journal_paper_doi               10.1039/c4dt01601g
_journal_volume                  43
_journal_year                    2014
_chemical_formula_sum            'C13 H12 N O11 Yb'
_chemical_formula_weight         531.28
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                104.103(2)
_cell_angle_beta                 101.500(2)
_cell_angle_gamma                105.459(2)
_cell_formula_units_Z            2
_cell_length_a                   7.0405(10)
_cell_length_b                   10.0943(14)
_cell_length_c                   12.0712(17)
_cell_measurement_reflns_used    1537
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      23.94
_cell_measurement_theta_min      2.20
_cell_volume                     769.20(19)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.976
_diffrn_measured_fraction_theta_max 0.976
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.0226
_diffrn_reflns_av_sigmaI/netI    0.0516
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            4078
_diffrn_reflns_theta_full        25.66
_diffrn_reflns_theta_max         25.66
_diffrn_reflns_theta_min         1.81
_exptl_absorpt_coefficient_mu    6.145
_exptl_absorpt_correction_T_max  0.541
_exptl_absorpt_correction_T_min  0.276
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1996)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.294
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             510
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.10
_refine_diff_density_max         1.538
_refine_diff_density_min         -1.488
_refine_diff_density_rms         0.199
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.028
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     240
_refine_ls_number_reflns         2857
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.028
_refine_ls_R_factor_all          0.0467
_refine_ls_R_factor_gt           0.0388
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0521P)^2^+3.0232P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0933
_refine_ls_wR_factor_ref         0.0984
_reflns_number_gt                2474
_reflns_number_total             2857
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4dt01601g2.cif
_cod_data_source_block           CCDC1003837(3)
_cod_depositor_comments
'Adding full bibliography for 7031774--7031777.cif.'
_cod_original_sg_symbol_H-M      p-1
_cod_database_code               7031776