Constructing Robust Channel Structures by Packing Metallacalixarenes: Reversible Single-Crystal-to-Single-Crystal Dehydration
Cristian D. Ene; Augustin M. Madalan; Catalin Maxim; Bogdan Jurca; Narcis Avarvari; Marius Andruh; Journal of the American Chemical Society 131 (2009) 4586–4587; doi:10.1021/ja900416e

data_4104139
_publ_section_title
;
 Constructing Robust Channel Structures by Packing Metallacalixarenes:
 Reversible Single-Crystal-to-Single-Crystal Dehydration
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              4586
_journal_page_last               4587
_journal_paper_doi               10.1021/ja900416e
_journal_volume                  131
_journal_year                    2009
_chemical_formula_sum            'C60 H80 Cu4 N8 O36'
_chemical_formula_weight         1743.48
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           104
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  'P 4 -2n'
_symmetry_space_group_name_H-M   'P 4 n c'
_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            2
_cell_length_a                   17.363(3)
_cell_length_b                   17.363(3)
_cell_length_c                   14.709(3)
_cell_measurement_reflns_used    3799
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25
_cell_measurement_theta_min      2.5
_cell_volume                     4434.4(14)
_computing_cell_refinement
'Dirax/lsq (Duisenberg & Schreurs, 1989-2000)'
_computing_data_collection       KappaCCD
_computing_data_reduction        'Denzo and Scalepak'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.985
_diffrn_measured_fraction_theta_max 0.985
_diffrn_measurement_device_type  'Nonius Kappa CCD'
_diffrn_measurement_method       'phi-omega scans'
_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  0.1479
_diffrn_reflns_av_sigmaI/netI    0.0982
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            25072
_diffrn_reflns_theta_full        25.13
_diffrn_reflns_theta_max         25.13
_diffrn_reflns_theta_min         2.97
_exptl_absorpt_coefficient_mu    1.028
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.6854
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.306
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1800
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.438
_refine_diff_density_min         -0.647
_refine_diff_density_rms         0.110
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.033
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     244
_refine_ls_number_reflns         3799
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.033
_refine_ls_R_factor_all          0.1234
_refine_ls_R_factor_gt           0.0722
_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^)+(0.0661P)^2^+14.8136P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1651
_refine_ls_wR_factor_ref         0.1916
_reflns_number_gt                2532
_reflns_number_total             3799
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja900416e_si_003.cif
_cod_data_source_block           mam16a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_cell_volume        4434.2(13)
_cod_database_code               4104139