Inclusion by a fluorenyl host with volatile guests: structures, thermal stability and kinetics.
Caira, Mino R.; le Roex, Tanya; Nassimbeni, Luigi R.; Ripmeester, John A.; Weber, Edwin; Organic & biomolecular chemistry 2 (2004) 2299–2304; doi:10.1039/b400721b

data_7150366
_publ_section_title
;
 Inclusion by a fluorenyl host with volatile guests: structures,
 thermal stability and kinetics.
;
_journal_issue                   16
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              2299
_journal_page_last               2304
_journal_paper_doi               10.1039/b400721b
_journal_volume                  2
_journal_year                    2004
_chemical_formula_moiety         'C38 H26 O2'
_chemical_formula_sum            'C38 H26 O2'
_chemical_formula_weight         514.59
_chemical_melting_point          '306.4 (host)'
_chemical_name_common            9,9'(Biphenyl-4,4'-diyl)difluoren-9-ol
_chemical_name_systematic
;
9,9'(Biphenyl-4,4'-diyl)difluoren-9-ol
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 91.1410(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   5.80020(10)
_cell_length_b                   14.4736(3)
_cell_length_c                   15.7510(3)
_cell_measurement_reflns_used    9678
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      1.02
_cell_volume                     1322.03(4)
_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      298(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_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  0.0160
_diffrn_reflns_av_sigmaI/netI    0.0281
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            5370
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         1.91
_exptl_absorpt_coefficient_mu    0.078
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.293
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    .
_exptl_crystal_description       'clear plates'
_exptl_crystal_F_000             540
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.230
_refine_diff_density_min         -0.178
_refine_diff_density_rms         0.032
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.008
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     182
_refine_ls_number_reflns         3027
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.008
_refine_ls_R_factor_all          0.0541
_refine_ls_R_factor_gt           0.0430
_refine_ls_shift/su_max          0.022
_refine_ls_shift/su_mean         0.003
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0598P)^2^+0.3003P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1123
_refine_ls_wR_factor_ref         0.1198
_reflns_number_gt                2479
_reflns_number_total             3027
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b400721b.txt
_cod_data_source_block           c:_H
_cod_original_sg_symbol_H-M      P21/n
_cod_database_code               7150366