Inclusion of 1,4-bis(diphenylhydroxymethyl)benzene with amides: structure and selectivity
Jacobs, Ayesha; Nassimbeni, Luigi R.; Silwana, Nothemba; Báthori, Nikoletta B.; Weber, Edwin; CrystEngComm 13 (2011) 7014–; doi:10.1039/c1ce05647f

data_7206805
_publ_section_title
;
 Inclusion of 1,4-bis(diphenylhydroxymethyl)benzene with amides: structure
 and selectivity
;
_journal_issue                   23
_journal_name_full               CrystEngComm
_journal_page_first              7014
_journal_paper_doi               10.1039/c1ce05647f
_journal_volume                  13
_journal_year                    2011
_chemical_formula_sum            'C40 H44 N2 O4'
_chemical_formula_weight         616.77
_chemical_name_systematic
;
1, 4-bis (diphenylhydroxymethyl) benzene dimethylacetamide clathrate polymorph
;
_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                 115.55(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   12.263(3)
_cell_length_b                   13.918(3)
_cell_length_c                   11.155(2)
_cell_measurement_reflns_used    3290
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      25.96
_cell_measurement_theta_min      1
_cell_volume                     1717.7(8)
_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 0.982
_diffrn_measured_fraction_theta_max 0.982
_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  0.0386
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_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -15
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_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            28554
_diffrn_reflns_theta_full        25.96
_diffrn_reflns_theta_max         25.96
_diffrn_reflns_theta_min         1.84
_exptl_absorpt_coefficient_mu    0.076
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.192
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rectangle
_exptl_crystal_F_000             660
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.23
_refine_diff_density_max         0.167
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_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0520P)^2^+0.3511P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0929
_refine_ls_wR_factor_ref         0.0999
_reflns_number_gt                2794
_reflns_number_total             3294
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1ce05647f.txt
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_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' 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        1717.8(6)
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7206805