Alkali Metal Ions As Probes of Structure and Recognition Properties of Macrocyclic Pyridyl Urea Hosts
Kinkini Roy; Chun Wang; Mark D. Smith; Perry J. Pellechia; Linda S. Shimizu; Journal of Organic Chemistry 75 (2010) 5453–5460; doi:10.1021/jo1009596

data_4025603
_publ_section_title
;
 Alkali Metal Ions As Probes of Structure and Recognition Properties of
 Macrocyclic Pyridyl Urea Hosts
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              5453
_journal_page_last               5460
_journal_paper_doi               10.1021/jo1009596
_journal_volume                  75
_journal_year                    2010
_chemical_formula_moiety         'C42 H60 N12 O3, 1.24(C H2 Cl2)'
_chemical_formula_sum            'C43.24 H62.48 Cl2.48 N12 O3'
_chemical_formula_weight         886.09
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                98.3160(10)
_cell_angle_beta                 101.9250(10)
_cell_angle_gamma                90.8480(10)
_cell_formula_units_Z            2
_cell_length_a                   10.9600(4)
_cell_length_b                   13.0521(5)
_cell_length_c                   17.2061(6)
_cell_measurement_reflns_used    4830
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      21.781
_cell_measurement_theta_min      2.447
_cell_volume                     2380.37(15)
_computing_cell_refinement       'SAINT-Plus Version 6.45 (Bruker, 2001)'
_computing_data_collection       'SMART Version 5.625 (Bruker, 2001)'
_computing_data_reduction        'SAINT-Plus Version 6.45 (Bruker, 2001)'
_computing_molecular_graphics    various
_computing_publication_material  'SHELXTL Version 6.14 (Bruker, 2000)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker SMART APEX CCD diffractometer'
_diffrn_measurement_method       'omega 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  0.0564
_diffrn_reflns_av_sigmaI/netI    0.0696
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            29520
_diffrn_reflns_theta_full        25.05
_diffrn_reflns_theta_max         25.05
_diffrn_reflns_theta_min         1.58
_exptl_absorpt_coefficient_mu    0.214
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.236
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             944
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.603
_refine_diff_density_min         -0.340
_refine_diff_density_rms         0.044
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.938
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     557
_refine_ls_number_reflns         8427
_refine_ls_number_restraints     20
_refine_ls_restrained_S_all      0.939
_refine_ls_R_factor_all          0.0922
_refine_ls_R_factor_gt           0.0546
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0691P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1287
_refine_ls_wR_factor_ref         0.1451
_reflns_number_gt                5077
_reflns_number_total             8427
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo1009596_si_006.cif
_cod_data_source_block           tri0908m
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 
;
_cod_database_code               4025603