Extending the family of heteroditopic calix[4]diquinone receptors for cooperative AND ion-pair recognition
McConnell, Anna J.; Serpell, Christopher J.; Beer, Paul D.; New Journal of Chemistry 36 (2012) 102–; doi:10.1039/c1nj20708c

data_7052819
_publ_section_title
;
 Extending the family of heteroditopic calix[4]diquinone receptors for
 cooperative AND ion-pair recognition
;
_journal_issue                   1
_journal_name_full               'New Journal of Chemistry'
_journal_page_first              102
_journal_paper_doi               10.1039/c1nj20708c
_journal_volume                  36
_journal_year                    2012
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C52 H46 N2 O10'
_chemical_formula_sum            'C52 H46 N2 O10'
_chemical_formula_weight         858.94
_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
_cell_angle_alpha                90
_cell_angle_beta                 99.8495(5)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.5858(2)
_cell_length_b                   20.2654(2)
_cell_length_c                   17.1345(2)
_cell_measurement_reflns_used    49220
_cell_measurement_temperature    150
_cell_measurement_theta_max      28
_cell_measurement_theta_min      5
_cell_volume                     4305.85(10)
_computing_cell_refinement       'DENZO/SCALEPACK (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (Nonius BV, 1997)'
_computing_data_reduction        'DENZO/SCALEPACK (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'CAMERON (Watkin et al., 1996)'
_computing_publication_material  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_refinement  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_solution    'SIR92 (Altomare et al., 1994)'
_diffrn_ambient_temperature      150
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Nonius Kappa CCD'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.045
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -26
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            49220
_diffrn_reflns_theta_full        27.465
_diffrn_reflns_theta_max         27.465
_diffrn_reflns_theta_min         5.108
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.092
_exptl_absorpt_correction_T_max  0.97
_exptl_absorpt_correction_T_min  0.96
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'DENZO/SCALEPACK (Otwinowski & Minor, 1997)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.325
_exptl_crystal_description       block
_exptl_crystal_F_000             1808
_exptl_crystal_size_max          0.42
_exptl_crystal_size_mid          0.34
_exptl_crystal_size_min          0.28
_exptl_crystal_thermal_history
;
The material was crystallised at ambient temperature. A suitable crystal
was cooled rapidly to 150K for single-crystal X-ray diffraction analysis.
;
_refine_diff_density_max         0.20
_refine_diff_density_min         -0.17
_refine_ls_extinction_method     None
_refine_ls_goodness_of_fit_ref   1.1083
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     585
_refine_ls_number_reflns         5775
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.0757
_refine_ls_R_factor_gt           0.0350
_refine_ls_shift/su_max          0.000527
_refine_ls_structure_factor_coef F
_refine_ls_weighting_details
;
Method, part 1, Chebychev polynomial, (Watkin, 1994, Prince, 1982)
[weight] = 1.0/[A~0~*T~0~(x)+A~1~*T~1~(x) ... +A~n-1~]*T~n-1~(x)]
where A~i~ are the Chebychev coefficients listed below and x= Fcalc/Fmax
Method = Robust Weighting (Prince, 1982)
W = [weight] * [1-(deltaF/6*sigmaF)^2^]^2^
A~i~ are:
0.515 0.205 0.263
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_all         0.0718
_refine_ls_wR_factor_gt          0.0393
_refine_ls_wR_factor_ref         0.0393
_reflns_limit_h_max              16
_reflns_limit_h_min              -16
_reflns_limit_k_max              26
_reflns_limit_k_min              0
_reflns_limit_l_max              22
_reflns_limit_l_min              0
_reflns_number_gt                5775
_reflns_number_total             9778
_reflns_threshold_expression     I>3.00u(I)
_cod_data_source_file            c1nj20708c.txt
_cod_data_source_block           12
_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 
;
_cod_original_sg_symbol_H-M      'P 1 21/c 1 '
_cod_database_code               7052819