Equipping metallo-supramolecular macrocycles with functional groups: assemblies of pyridine-substituted urea ligands.
Troff, Ralf W.; Hovorka, Rainer; Weilandt, Torsten; Lützen, Arne; Cetina, Mario; Nieger, Martin; Lentz, Dieter; Rissanen, Kari; Schalley, Christoph A.; Dalton transactions (Cambridge, England : 2003) 41 (2012) 8410–8420; doi:10.1039/c2dt30190c

data_7019337
_publ_section_title
;
 Equipping metallo-supramolecular macrocycles with functional groups:
 assemblies of pyridine-substituted urea ligands.
;
_journal_issue                   27
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              8410
_journal_page_last               8420
_journal_paper_doi               10.1039/c2dt30190c
_journal_volume                  41
_journal_year                    2012
_chemical_formula_moiety         'C13 H14 N4 O'
_chemical_formula_sum            'C13 H14 N4 O'
_chemical_formula_weight         242.28
_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_date             2008-11-14T08:06:26-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 91.255(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   7.3327(3)
_cell_length_b                   8.3914(3)
_cell_length_c                   19.4356(9)
_cell_measurement_reflns_used    17212
_cell_measurement_temperature    173.0(1)
_cell_measurement_theta_max      27.103
_cell_measurement_theta_min      2.91
_cell_volume                     1195.62(9)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_collection       'Collect (Bruker AXS BV, 1997-2004)'
_computing_data_reduction
'HKL Denzo and Scalepack (Otwinowski & Minor 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173.0(1)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device       '95mm CCD camera on \k-goniostat'
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       'CCD rotation images, thick slices'
_diffrn_orient_matrix_type       'by Bruker AXS Collect from scalepack cell'
_diffrn_orient_matrix_UB_11      0.178173E-1
_diffrn_orient_matrix_UB_12      0.698221E-1
_diffrn_orient_matrix_UB_13      0.410069E-1
_diffrn_orient_matrix_UB_21      -0.131868
_diffrn_orient_matrix_UB_22      0.302975E-1
_diffrn_orient_matrix_UB_23      -0.3968E-3
_diffrn_orient_matrix_UB_31      -0.300034E-1
_diffrn_orient_matrix_UB_32      -0.91697E-1
_diffrn_orient_matrix_UB_33      0.310933E-1
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0725
_diffrn_reflns_av_unetI/netI     0.0441
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            15175
_diffrn_reflns_theta_full        12.5
_diffrn_reflns_theta_max         24.98
_diffrn_reflns_theta_min         3.21
_diffrn_source                   'Enraf Nonius FR590'
_exptl_absorpt_coefficient_mu    0.09
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.346
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             512
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.206
_refine_diff_density_min         -0.218
_refine_diff_density_rms         0.046
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.056
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     165
_refine_ls_number_reflns         2094
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.056
_refine_ls_R_factor_all          0.0763
_refine_ls_R_factor_gt           0.0516
_refine_ls_shift/su_max          0
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0529P)^2^+0.7548P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1163
_refine_ls_wR_factor_ref         0.1288
_reflns_number_gt                1568
_reflns_number_total             2094
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt30190c.txt
_cod_data_source_block           13
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7019337