(18-Crown-6)bis(tetrahydrofuran-κ<i>O</i>)potassium(I) [1,2-bis(fluoren-9-ylcarbonyl)benzene(2{-})]bis(η^5^-cyclopentadienyl)dysprosate(III)
Zaeni, Ahmad; Olbrich, Falk; Blaurock, Steffen; Edelmann, Frank T.; Acta Crystallographica Section E 63 (2007) m2218–m2218; doi:10.1107/S1600536807035738

data_2214518
_publ_section_title
;(18-Crown-6)bis(tetrahydrofuran-\k<i>O</i>)potassium(I)
 [1,2-bis(fluoren-9-ylcarbonyl)benzene(2{-})]bis(\h^5^-cyclopentadienyl)dysprosate(III)
;
_journal_coeditor_code           BI2211
_journal_issue                   8
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              m2218
_journal_page_last               m2218
_journal_paper_doi               10.1107/S1600536807035738
_journal_volume                  63
_journal_year                    2007
_chemical_formula_iupac
'[K (C20 H40 O8) (C4 H8 O)2] [Dy (C5 H5)2 (C34 H20 O2)]'
_chemical_formula_moiety         '[C20 H40 K O8]+[C44 H30 Dy O2]-'
_chemical_formula_sum            'C64 H70 Dy K O10'
_chemical_formula_weight         1200.80
_chemical_melting_point          663
_chemical_name_common
;
(18-Crown-6)bis(tetrahydrofuran-\kO)potassium(I)
[1,2-bis(fluoren-9-ylcarbonyl)benzene(2-)]bis(\h^5^-\
cyclopentadienyl)dysprosate(III)
;
_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                85.1700(8)
_cell_angle_beta                 73.1480(7)
_cell_angle_gamma                74.5617(8)
_cell_formula_units_Z            2
_cell_length_a                   12.0798(2)
_cell_length_b                   13.0513(2)
_cell_length_c                   19.3154(3)
_cell_measurement_reflns_used    100
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      29.19
_cell_measurement_theta_min      1.62
_cell_volume                     2809.20(8)
_computing_cell_refinement       'SAINT (Bruker, 1997)'
_computing_data_collection       'SMART (Bruker, 1997)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'SHELXTL (Bruker, 1998)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.961
_diffrn_measured_fraction_theta_max 0.898
_diffrn_measurement_device_type  'Siemens SMART CCD'
_diffrn_measurement_method       \w
_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  0.0195
_diffrn_reflns_av_sigmaI/netI    0.0394
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            19240
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         29.19
_diffrn_reflns_theta_min         1.62
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.463
_exptl_absorpt_correction_T_max  0.641
_exptl_absorpt_correction_T_min  0.455
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1997)'
_exptl_crystal_colour            'dark green'
_exptl_crystal_density_diffrn    1.420
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1238
_exptl_crystal_size_max          0.60
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.30
_refine_diff_density_max         1.308
_refine_diff_density_min         -1.403
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.024
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     691
_refine_ls_number_reflns         13639
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.024
_refine_ls_R_factor_all          0.0288
_refine_ls_R_factor_gt           0.0255
_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^)+(0.035P)^2^+0.3278P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0653
_refine_ls_wR_factor_ref         0.0669
_reflns_number_gt                12598
_reflns_number_total             13639
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            bi2211.cif
_cod_data_source_block           I
_cod_database_code               2214518
_cod_database_fobs_code          2214518