Inclusion of pyridine and acetone by a diol host: structure, thermal stability and kinetics of desolvation
Jacobs, Ayesha; Masuku, Nana L. Z.; Nassimbeni, Luigi R.; Taljaard, Jana H.; CrystEngComm 10 (2008) 322–; doi:10.1039/b713769a

data_7201724
_publ_section_title
;
 Inclusion of pyridine and acetone by a diol host: structure, thermal
 stability and kinetics of desolvation
;
_journal_issue                   3
_journal_name_full               CrystEngComm
_journal_page_first              322
_journal_paper_doi               10.1039/b713769a
_journal_volume                  10
_journal_year                    2008
_chemical_formula_moiety         'C34 H22 O2. 2(C5 H5 N)'
_chemical_formula_sum            'C44 H32 N2 O2'
_chemical_formula_weight         620.72
_chemical_name_systematic
;
1,4-Di-(5H-dibenzo[a,d]cyclohepten-5-ol)-buta-1,3-diyne
pyridine inclusion compound
;
_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                 98.95(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   12.037(2)
_cell_length_b                   8.1743(16)
_cell_length_c                   16.658(3)
_cell_measurement_reflns_used    'All data'
_cell_measurement_temperature    113(2)
_cell_volume                     1619.1(5)
_computing_cell_refinement       'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (2000)'
_computing_data_reduction        'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'X-seed (Barbour, 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 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       '1\% \f scans and \w 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  0.0498
_diffrn_reflns_av_sigmaI/netI    0.0910
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            5654
_diffrn_reflns_theta_full        25.68
_diffrn_reflns_theta_max         25.68
_diffrn_reflns_theta_min         2.48
_exptl_absorpt_coefficient_mu    0.078
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.273
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             652
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.35
_exptl_crystal_size_min          0.29
_refine_diff_density_max         0.157
_refine_diff_density_min         -0.213
_refine_diff_density_rms         0.046
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.929
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     221
_refine_ls_number_reflns         3065
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.929
_refine_ls_R_factor_all          0.0986
_refine_ls_R_factor_gt           0.0451
_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^)+(0.0426P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0870
_refine_ls_wR_factor_ref         0.1011
_reflns_number_gt                1818
_reflns_number_total             3065
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b713769a.txt
_cod_data_source_block           c:49pyr
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7201724