Diels-Alder Active-Template Synthesis of Rotaxanes and Metal-Ion-Switchable Molecular Shuttles
James D. Crowley; Kevin D. Hänni; David A. Leigh; Alexandra M. Z. Slawin; Journal of the American Chemical Society 132 (2010) 5309–5314; doi:10.1021/ja101029u

data_4102249
_publ_section_title
;
 Diels-Alder Active-Template Synthesis of Rotaxanes and
 Metal-Ion-Switchable Molecular Shuttles
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              5309
_journal_page_last               5314
_journal_paper_doi               10.1021/ja101029u
_journal_volume                  132
_journal_year                    2010
_chemical_formula_moiety         'C31 H39 Cl2 N O2 S2 Zn'
_chemical_formula_sum            'C31 H39 Cl2 N O2 S2 Zn'
_chemical_formula_weight         658.02
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   26.267(9)
_cell_length_b                   9.004(3)
_cell_length_c                   26.253(9)
_cell_measurement_reflns_used    12576
_cell_measurement_temperature    93(2)
_cell_measurement_theta_max      28.6690
_cell_measurement_theta_min      1.7342
_cell_volume                     6209(4)
_computing_cell_refinement       'CrystalClear (Rigaku Corp., 2004)'
_computing_data_collection       'CrystalClear (Rigaku Corp., 2004)'
_computing_data_reduction        'CrystalClear (Rigaku Corp., 2004)'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      93(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  CCD
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  confocal
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1853
_diffrn_reflns_av_sigmaI/netI    0.1050
_diffrn_reflns_limit_h_max       31
_diffrn_reflns_limit_h_min       -29
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            37530
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.34
_diffrn_reflns_theta_min         1.73
_exptl_absorpt_coefficient_mu    1.127
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.8493
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private communication'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.408
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Prism
_exptl_crystal_F_000             2752
_exptl_crystal_size_max          0.1000
_exptl_crystal_size_mid          0.0300
_exptl_crystal_size_min          0.0300
_refine_diff_density_max         4.254
_refine_diff_density_min         -0.896
_refine_diff_density_rms         0.211
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.107
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     353
_refine_ls_number_reflns         5649
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.107
_refine_ls_R_factor_all          0.1616
_refine_ls_R_factor_gt           0.1293
_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^)+(0.1993P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.3075
_refine_ls_wR_factor_ref         0.3398
_reflns_number_gt                3862
_reflns_number_total             5649
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja101029u_si_005.cif
_cod_data_source_block           dled135
_cod_database_code               4102249