A New Route to Supramolecular Isomers via Molecular Templating: Nanosized Molecular Polygons of Copper(I) 2-Methylimidazolates
Xiao-Chun Huang; Jie-Peng Zhang; Xiao-Ming Chen; Journal of the American Chemical Society 126 (2004) 13218–13219; doi:10.1021/ja045249l

data_4113035
_publ_contact_author
;
       Chen, Xiao-Ming
       School of Chemistry and Chemical Engineering
       Sun Yat-Sen University
       Guangzhou, 510275
       P. R. China
;
_publ_contact_author_email       cescxm@zsu.edu.cn
_publ_contact_author_fax         '86 20 84112245'
_publ_contact_author_phone       86-20-84113986
_publ_section_title
;
 A New Route to Supramolecular Isomers via Molecular Templating: Nanosized
 Molecular Polygons of Copper(I) 2-Methylimidazolates
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              13218
_journal_page_last               13219
_journal_paper_doi               10.1021/ja045249l
_journal_volume                  126
_journal_year                    2004
_chemical_formula_sum            'C4 H5 Cu N2'
_chemical_formula_weight         144.64
_chemical_name_systematic
;
  ?
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 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                 110.0780(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            12
_cell_length_a                   17.0610(15)
_cell_length_b                   11.2990(10)
_cell_length_c                   8.3845(7)
_cell_measurement_temperature    298(2)
_cell_volume                     1518.1(2)
_computing_cell_refinement
;
         'SAINT-PLUS for Windows NT, Ver. 6.0, Bruker AXS Inc., 1997.'
;
_computing_data_collection
;
         'SMART for Windows NT, Bruker AXS Inc., 1998.'
;
_computing_data_reduction
;
          'SAINT-PLUS for Windows NT, Ver. 6.0, Bruker AXS Inc., 1997.'
;
_computing_molecular_graphics
;
      'XP-Interactive Molecular Graphics, Ver. 6.10, Bruker AXS Inc., 2000.'
;
_computing_publication_material  'SHELXTL-Bruker AXS Inc., 1998.'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Bruker Apex CCD'
_diffrn_measurement_method       '\w scan'
_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  0.0214
_diffrn_reflns_av_sigmaI/netI    0.0260
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            4340
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         2.21
_exptl_absorpt_coefficient_mu    4.164
_exptl_absorpt_correction_T_max  0.4897
_exptl_absorpt_correction_T_min  0.3235
_exptl_absorpt_correction_type   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.899
_exptl_crystal_description       needle
_exptl_crystal_F_000             864
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.359
_refine_diff_density_min         -0.349
_refine_diff_density_rms         0.077
_refine_ls_extinction_coef       0.0016(3)
_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   1.061
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     98
_refine_ls_number_reflns         1638
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.061
_refine_ls_R_factor_all          0.0349
_refine_ls_R_factor_gt           0.0314
_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^)+(0.0409P)^2^+1.9342P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0808
_refine_ls_wR_factor_ref         0.0829
_reflns_number_gt                1494
_reflns_number_total             1638
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja045249lsi20040812_020015_1.cif
_cod_data_source_block           compoud_1
_cod_database_code               4113035