Wurster's crowns: a comparative study of ortho- and para-phenylenediamine-containing macrocyclic receptors.
Sibert, John W.; Forshee, Philip B.; Hundt, Greg R.; Sargent, Andrew L.; Bott, Simon G.; Lynch, Vincent; Inorganic chemistry 46 (2007) 10913–10925; doi:10.1021/ic701560n

data_4339295
_publ_section_title
;
 Wurster's crowns: a comparative study of ortho- and
 para-phenylenediamine-containing macrocyclic receptors.
;
_journal_issue                   25
_journal_name_full               'Inorganic chemistry'
_journal_page_first              10913
_journal_page_last               10925
_journal_paper_doi               10.1021/ic701560n
_journal_volume                  46
_journal_year                    2007
_chemical_formula_sum            'C20 H38 B F4 Li N2 O7'
_chemical_formula_weight         512.27
_chemical_name_systematic
; 
 ? 
;
_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                 95.049(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.3765(3)
_cell_length_b                   12.1450(3)
_cell_length_c                   18.5284(4)
_cell_measurement_temperature    153(2)
_cell_volume                     2550.09(11)
_computing_cell_refinement       'Collect software, Nonius B.V. 1998'
_computing_data_collection       'Collect software, Nonius B.V. 1998'
_computing_data_reduction
;
DENZO and Scalepack (Otwinoski and Minor, 1997)
;
_computing_molecular_graphics    'XP SHELXTL/PC, Siemens Analytical'
_computing_structure_refinement  'XL SHELXTL/PC, Siemens Analytical'
_computing_structure_solution
;

SIR97 - Altomare A., Burla M.C., Camalli M., Cascarano G.L., Giacovazzo C., 
Guagliardi A., Moliterni A.G.G., Polidori G.,Spagna R.
;
_diffrn_ambient_temperature      153(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Nonius Kappa CCD'
_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  0.0289
_diffrn_reflns_av_sigmaI/netI    0.0517
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            10038
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         3.20
_exptl_absorpt_coefficient_mu    0.115
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.334
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prisms
_exptl_crystal_F_000             1088
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.262
_refine_diff_density_min         -0.245
_refine_diff_density_rms         0.045
_refine_ls_extinction_coef       0.0048(7)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.051
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     387
_refine_ls_number_reflns         5851
_refine_ls_number_restraints     101
_refine_ls_restrained_S_all      1.096
_refine_ls_R_factor_all          0.1091
_refine_ls_R_factor_gt           0.0582
_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^)+(0.0374P)^2^+2.3161P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1259
_refine_ls_wR_factor_ref         0.1443
_reflns_number_gt                3625
_reflns_number_total             5851
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic701560n-file001.cif
_cod_data_source_block           9&#x00A5;LiBF4
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/automatic-downloads/retrospective/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_H-M      P21/n
_cod_database_code               4339295