Molecular fibers and wires in solid-state and solution self-assemblies of cyclodextrin [2]rotaxanes.
Maniam, Subashani; Cieslinski, Marta M.; Lincoln, Stephen F.; Onagi, Hideki; Steel, Peter J.; Willis, Anthony C.; Easton, Christopher J.; Organic letters 10 (2008) 1885–1888; doi:10.1021/ol8002145

data_1504601
_publ_section_title
;
 Molecular fibers and wires in solid-state and solution self-assemblies of
 cyclodextrin [2]rotaxanes.
;
_journal_issue                   10
_journal_name_full               'Organic letters'
_journal_page_first              1885
_journal_page_last               1888
_journal_paper_doi               10.1021/ol8002145
_journal_volume                  10
_journal_year                    2008
_chemical_absolute_configuration rm
_chemical_formula_sum            'C66 H88 N4 O39.5'
_chemical_formula_weight         1569.40
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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            4
_cell_length_a                   13.6286(5)
_cell_length_b                   16.3040(5)
_cell_length_c                   34.1699(11)
_cell_measurement_reflns_used    138209
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      25.028
_cell_measurement_theta_min      2.546
_cell_volume                     7592.6(4)
_computing_cell_refinement       'KHL Scalepack'
_computing_data_collection       KappaCCD
_computing_data_reduction        'Denzo and Scalepack'
_computing_molecular_graphics    XP
_computing_publication_material  CIFTAB
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      200(2)
_diffrn_measured_fraction_theta_full 0.959
_diffrn_measured_fraction_theta_max 0.959
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       CCD
_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  0.1219
_diffrn_reflns_av_sigmaI/netI    0.0750
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       40
_diffrn_reflns_limit_l_min       -40
_diffrn_reflns_number            49838
_diffrn_reflns_theta_full        25.22
_diffrn_reflns_theta_max         25.22
_diffrn_reflns_theta_min         2.57
_exptl_absorpt_coefficient_mu    0.115
_exptl_absorpt_correction_T_max  0.986
_exptl_absorpt_correction_T_min  0.960
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details   'Gaussian integration'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.373
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             3312
_exptl_crystal_size_max          0.57
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.17
_refine_diff_density_max         0.639
_refine_diff_density_min         -0.418
_refine_diff_density_rms         0.058
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.2(9)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1032
_refine_ls_number_reflns         12851
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.041
_refine_ls_R_factor_all          0.0735
_refine_ls_R_factor_gt           0.0643
_refine_ls_shift/su_max          0.080
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0680P)^2^+8.2410P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1603
_refine_ls_wR_factor_ref         0.1689
_reflns_number_gt                11460
_reflns_number_total             12851
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol8002145-file003.cif
_cod_data_source_block           3ce5c
_cod_depositor_comments
;
The following automatic conversions were performed:
'_atom_site_symetry_multiplicity' tag replaced with
'_atom_site_symmetry_multiplicity'.

Automatic conversion script
Id: cif_correct_tags 1440 2010-10-19 06:21:57Z saulius 
;
_cod_original_formula_sum        'C66 H88 N4 O39.50'
_cod_database_code               1504601