Inclusion compounds with mixed guests: controlled stoichiometries and kinetics of enclathration
Barbour, Leonard J.; Caira, Mino R.; le Roex, Tanya; Nassimbeni, Luigi R.; Journal of the Chemical Society, Perkin Transactions 2  (2002) 1973–; doi:10.1039/b110987c

data_7205004
_publ_section_title
;
 Inclusion compounds with mixed guests: controlled stoichiometries and
 kinetics of enclathration
;
_journal_issue                   12
_journal_name_full
'Journal of the Chemical Society, Perkin Transactions 2'
_journal_page_first              1973
_journal_paper_doi               10.1039/b110987c
_journal_year                    2002
_chemical_formula_moiety         'C34 H36 O2'
_chemical_formula_sum            'C34 H36 O2'
_chemical_formula_weight         476.63
_chemical_melting_point          276.0(10)
_chemical_name_common            none
_chemical_name_systematic
; 
trans-9,10-dihydroxy-9,10-bis(p-tert-butylphenyl)-9,10-dihydroanthracene  
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_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                 101.4350(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            6
_cell_length_a                   16.6711(3)
_cell_length_b                   10.6712(2)
_cell_length_c                   24.3875(5)
_cell_measurement_reflns_used    8950
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.10
_cell_measurement_theta_min      0.21
_cell_volume                     4252.43(14)
_computing_cell_refinement       'Collect (Nonius, 2000)'
_computing_data_collection       'Collect (Nonius, 2000)'
_computing_data_reduction        'Collect (Nonius, 2000)'
_computing_molecular_graphics
'XSEED, a graphical interface to SHELX (1999)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.947
_diffrn_measured_fraction_theta_max 0.947
_diffrn_measurement_device_type  'Nonius Kappa CCD'
_diffrn_measurement_method       'Combination of phi and omega'
_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  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0457
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            8950
_diffrn_reflns_theta_full        27.17
_diffrn_reflns_theta_max         27.17
_diffrn_reflns_theta_min         2.30
_exptl_absorpt_coefficient_mu    0.068
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.121
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    .
_exptl_crystal_description       'clear plates'
_exptl_crystal_F_000             1548
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.809
_refine_diff_density_min         -0.570
_refine_diff_density_rms         0.061
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.005
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     489
_refine_ls_number_reflns         8950
_refine_ls_number_restraints     12
_refine_ls_restrained_S_all      1.016
_refine_ls_R_factor_all          0.1049
_refine_ls_R_factor_gt           0.0752
_refine_ls_shift/su_max          0.429
_refine_ls_shift/su_mean         0.007
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1116P)^2^+4.2461P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1953
_refine_ls_wR_factor_ref         0.2214
_reflns_number_gt                6522
_reflns_number_total             8950
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b110987c.txt
_cod_data_source_block           c:
_cod_depositor_comments
;
The following automatic conversions were performed:

'_chemical_melting_point' value '275-277' was changed to '276.0(10)'
- the average value was taken and precision was estimated.

Automatic conversion script
Id: cif_fix_values 1569 2011-02-09 13:29:24Z adriana 
;
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7205004