Generation of a 4-crossing [2]-catenane motif by the 2D→2D parallel interpenetration of pairs of (4,4) sheets
Liu, Jian-Qiang; Wang, Yao-Yu; Ma, Lu-Fang; Wen, Gui-Lin; Shi, Qi-Zhen; Batten, Stuart R.; Proserpio, Davide M.; CrystEngComm 10 (2008) 1123–; doi:10.1039/b808540b

data_7202267
_publ_section_title
;
 Generation of a 4-crossing [2]-catenane motif by the 2D\\rightarrow 2D
 parallel interpenetration of pairs of (4,4) sheets
;
_journal_issue                   9
_journal_name_full               CrystEngComm
_journal_page_first              1123
_journal_paper_doi               10.1039/b808540b
_journal_volume                  10
_journal_year                    2008
_chemical_formula_sum            'C27 H23 Cu N2 O6'
_chemical_formula_weight         535.01
_chemical_name_systematic
;
?
;
_space_group_IT_number           70
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-F 2uv 2vw'
_symmetry_space_group_name_H-M   'F d d d :2'
_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            16
_cell_length_a                   19.511(6)
_cell_length_b                   13.973(5)
_cell_length_c                   36.231(16)
_cell_measurement_reflns_used    2249
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.50
_cell_measurement_theta_min      2.25
_cell_volume                     9878(6)
_computing_cell_refinement       'SAINT (Bruker, 2004)'
_computing_data_collection       'APEX-II (Bruker, 2004)'
_computing_data_reduction        SAINT
_computing_molecular_graphics    'SHELXTL (Bruker, 2004)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.976
_diffrn_measured_fraction_theta_max 0.976
_diffrn_measurement_device_type  'Bruker APEX-II area-detector diffractometer'
_diffrn_measurement_method       '\f and \w scan'
_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  0.1343
_diffrn_reflns_av_sigmaI/netI    0.1649
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       43
_diffrn_reflns_limit_l_min       -38
_diffrn_reflns_number            11974
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         2.25
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.930
_exptl_absorpt_correction_T_max  0.8008
_exptl_absorpt_correction_T_min  0.7308
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2004)'
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.439
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             4416
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.32
_exptl_crystal_size_min          0.25
_refine_diff_density_max         0.603
_refine_diff_density_min         -0.283
_refine_diff_density_rms         0.071
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.849
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     165
_refine_ls_number_reflns         2249
_refine_ls_number_restraints     48
_refine_ls_restrained_S_all      0.887
_refine_ls_R_factor_all          0.1989
_refine_ls_R_factor_gt           0.0643
_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^)+(0.0703P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1413
_refine_ls_wR_factor_ref         0.1657
_reflns_number_gt                682
_reflns_number_total             2249
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            b808540b.txt
_cod_data_source_block           xb2002
_cod_original_sg_symbol_H-M      'F d d d'
_cod_database_code               7202267