Tuning the architectures of polyoxometalate-templated complexes by changing the spacer lengths of bis-pyridyl-bis-amide ligands (L): from 1D chains to 2D networks based on different (CuL)n loops
Wang, Xiuli; Xu, Chuang; Lin, Hongyan; Liu, Guocheng; Yang, Song; Gao, Qiang; Tian, Aixiang; CrystEngComm 14 (2012) 5836–; doi:10.1039/c2ce25371b

data_7214666
_publ_section_title
;
 Tuning the architectures of polyoxometalate-templated complexes by
 changing the spacer lengths of bis-pyridyl-bis-amide ligands (L): from 1D
 chains to 2D networks based on different (CuL)n loops
;
_journal_issue                   18
_journal_name_full               CrystEngComm
_journal_page_first              5836
_journal_paper_doi               10.1039/c2ce25371b
_journal_volume                  14
_journal_year                    2012
_chemical_formula_sum            'C48 H78 Cu2 N12 O58 Si W12'
_chemical_formula_weight         4112.59
_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                 90.450(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   27.885(3)
_cell_length_b                   21.858(3)
_cell_length_c                   14.8631(17)
_cell_measurement_temperature    293(2)
_cell_volume                     9058.9(19)
_computing_structure_refinement  'SHELXS-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_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  0.0594
_diffrn_reflns_av_sigmaI/netI    0.0664
_diffrn_reflns_limit_h_max       33
_diffrn_reflns_limit_h_min       -32
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            22545
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.31
_exptl_absorpt_coefficient_mu    15.745
_exptl_absorpt_correction_T_max  0.2166
_exptl_absorpt_correction_T_min  0.1873
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    3.015
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             7496
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.14
_refine_diff_density_max         1.624
_refine_diff_density_min         -1.688
_refine_diff_density_rms         0.219
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.011
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     611
_refine_ls_number_reflns         7973
_refine_ls_number_restraints     18
_refine_ls_restrained_S_all      1.012
_refine_ls_R_factor_all          0.0901
_refine_ls_R_factor_gt           0.0488
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0497P)^2^+102.9033P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1109
_refine_ls_wR_factor_ref         0.1226
_reflns_number_gt                5115
_reflns_number_total             7973
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2ce25371b.txt
_cod_data_source_block           3
_cod_original_cell_volume        9059.2(18)
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               7214666