Sensitised near-infrared luminescence from lanthanide(III) centres using Re(I) and Pt(II) diimine complexes as energy donors in d-f dinuclear complexes based on 2,3-bis(2-pyridyl)pyrazine.
Kennedy, Frazer; Shavaleev, Nail M.; Koullourou, Thelma; Bell, Zoë R; Jeffery, John C.; Faulkner, Stephen; Ward, Michael D.; Dalton transactions (Cambridge, England : 2003)  (2007) 1492–1499; doi:10.1039/b616423d

data_7005084
_publ_section_title
;
 Sensitised near-infrared luminescence from lanthanide(III) centres
 using Re(I) and Pt(II) diimine complexes as energy donors in d-f
 dinuclear complexes based on 2,3-bis(2-pyridyl)pyrazine.
;
_journal_issue                   15
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              1492
_journal_page_last               1499
_journal_paper_doi               10.1039/b616423d
_journal_year                    2007
_chemical_formula_sum            'C18 H11 Cl4 N4 O3 Re'
_chemical_formula_weight         659.31
_chemical_name_systematic
;
?
;
_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                 94.969(5)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   6.4657(16)
_cell_length_b                   19.437(5)
_cell_length_c                   17.053(4)
_cell_measurement_temperature    173(2)
_cell_volume                     2135.1(9)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.927
_diffrn_measured_fraction_theta_max 0.927
_diffrn_measurement_device_type  'Siemens SMART area detector'
_diffrn_measurement_method       '\w rotation with narrow frames'
_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  0.0376
_diffrn_reflns_av_sigmaI/netI    0.0456
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            11953
_diffrn_reflns_theta_full        27.53
_diffrn_reflns_theta_max         27.53
_diffrn_reflns_theta_min         1.59
_exptl_absorpt_coefficient_mu    6.220
_exptl_absorpt_correction_T_max  0.49
_exptl_absorpt_correction_T_min  0.14
_exptl_absorpt_correction_type   'Empirical, pseudo-azimuthal scan (SADABS)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    2.051
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1256
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.1
_refine_diff_density_max         1.378
_refine_diff_density_min         -0.919
_refine_diff_density_rms         0.164
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.118
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     271
_refine_ls_number_reflns         4571
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.118
_refine_ls_R_factor_all          0.0456
_refine_ls_R_factor_gt           0.0334
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0446P)^2^+2.4169P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0897
_refine_ls_wR_factor_ref         0.0949
_reflns_number_gt                3670
_reflns_number_total             4571
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b616423d.txt
_cod_data_source_block           larges
_cod_original_cell_volume        2135.0(9)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7005084