Helical Metallohost-Guest Complexes via Site-Selective Transmetalation of Homotrinuclear Complexes
Shigehisa Akine; Takanori Taniguchi; Tatsuya Nabeshima; Journal of the American Chemical Society 128 (2006) 15765–15774; doi:10.1021/ja0646702

data_4111169
_publ_contact_author_address
;
Tsukuba, Ibaraki 305-8571, Japan
;
_publ_contact_author_email       nabesima@chem.tsukuba.ac.jp
_publ_contact_author_fax         +81-29-853-4507
_publ_contact_author_name        'Tatsuya Nabeshima'
_publ_contact_author_phone       +81-29-853-4507
_publ_section_title
;
 Helical Metallohost-Guest Complexes via Site-Selective Transmetalation of
 Homotrinuclear Complexes
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              15765
_journal_page_last               15774
_journal_paper_doi               10.1021/ja0646702
_journal_volume                  128
_journal_year                    2006
_chemical_formula_moiety         C39H51ErN4O19Zn2
_chemical_formula_sum            'C39 H51 Er N4 O19 Zn2'
_chemical_formula_weight         1177.84
_chemical_name_common            '[LZn2Er(OAc)3(MeOH)](H2O)(Et2O)'
_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                74.017(12)
_cell_angle_beta                 83.078(14)
_cell_angle_gamma                86.972(14)
_cell_formula_units_Z            2
_cell_length_a                   13.027(6)
_cell_length_b                   13.282(6)
_cell_length_c                   13.479(6)
_cell_measurement_reflns_used    15821
_cell_measurement_temperature    120
_cell_measurement_theta_max      26.00
_cell_measurement_theta_min      3.06
_cell_volume                     2225.2(18)
_computing_cell_refinement       'CrystalClear (Rigaku Corp., 2000)'
_computing_data_collection       'CrystalClear (Rigaku Corp., 2000)'
_computing_data_reduction        'CrystalClear (Rigaku Corp., 2000)'
_computing_molecular_graphics    ORTEP-3
_computing_publication_material  ORTEP-3
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'DIRDIF99 (Beurskens et al., 1999)'
_diffrn_ambient_temperature      120
_diffrn_measured_fraction_theta_full 0.967
_diffrn_measured_fraction_theta_max 0.967
_diffrn_measurement_device_type  'Rigaku Mercury CCD system'
_diffrn_measurement_method       CCD
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0328
_diffrn_reflns_av_sigmaI/netI    0.0461
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            15821
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         3.06
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.020
_exptl_absorpt_correction_T_max  0.6601
_exptl_absorpt_correction_T_min  0.4644
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'CrystalClear (Rigaku Corp., 2000)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.758
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             1186
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.967
_refine_diff_density_min         -1.023
_refine_diff_density_rms         0.123
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.030
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     608
_refine_ls_number_reflns         8460
_refine_ls_number_restraints     4
_refine_ls_restrained_S_all      1.030
_refine_ls_R_factor_all          0.0500
_refine_ls_R_factor_gt           0.0422
_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^)+(0.0676P)^2^+3.9438P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1059
_refine_ls_wR_factor_ref         0.1104
_reflns_number_gt                7681
_reflns_number_total             8460
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja0646702si20060630_083925.cif
_cod_data_source_block           LZn2Er
_cod_original_cell_volume        2225.2(17)
_cod_database_code               4111169