C-pentyltetra(3-pyridyl)cavitand: a versatile building block for the directed assembly of hydrogen-bonded heterodimeric capsules.
Aakeröy, Christer B; Schultheiss, Nate; Desper, John; Organic letters 8 (2006) 2607–2610; doi:10.1021/ol060922s

data_1506033
_publ_section_title
;
 C-pentyltetra(3-pyridyl)cavitand: a versatile building block for the
 directed assembly of hydrogen-bonded heterodimeric capsules.
;
_journal_issue                   12
_journal_name_full               'Organic letters'
_journal_page_first              2607
_journal_page_last               2610
_journal_paper_doi               10.1021/ol060922s
_journal_volume                  8
_journal_year                    2006
_chemical_formula_moiety
;
(C52 H60 Br4 O8) (C H2 Cl2)
;
_chemical_formula_sum            'C53 H62 Br4 Cl2 O8'
_chemical_formula_weight         1217.57
_chemical_name_systematic
;
hexyl bromo calixarene, dichloromethane
;
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 97.977(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   10.4432(15)
_cell_length_b                   15.049(2)
_cell_length_c                   16.320(2)
_cell_measurement_reflns_used    4397
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      20.80
_cell_measurement_theta_min      2.50
_cell_volume                     2540.0(6)
_computing_cell_refinement       'Bruker XSCANS'
_computing_data_collection       'Bruker XSCANS'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.982
_diffrn_measurement_device_type  'Bruker P4'
_diffrn_measurement_method       '\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  0.0610
_diffrn_reflns_av_sigmaI/netI    0.1808
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            22914
_diffrn_reflns_theta_full        30.09
_diffrn_reflns_theta_max         30.09
_diffrn_reflns_theta_min         2.39
_exptl_absorpt_coefficient_mu    3.328
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.592
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1236
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.790
_refine_diff_density_min         -0.656
_refine_diff_density_rms         0.092
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.011(6)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.735
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     602
_refine_ls_number_reflns         13646
_refine_ls_number_restraints     7
_refine_ls_restrained_S_all      0.735
_refine_ls_R_factor_all          0.1046
_refine_ls_R_factor_gt           0.0447
_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^)+(0.0150P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0596
_refine_ls_wR_factor_ref         0.0674
_reflns_Friedel_coverage         0.797
_reflns_number_gt                7209
_reflns_number_total             13646
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol060922ssi20060416_122601.cif
_cod_data_source_block           1b
_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      P2(1)
_cod_database_code               1506033