Temperature Controlled Reversible Change of the Coordination Modes of the Highly Symmetrical Multitopic Ligand To Construct Coordination Assemblies: Experimental and Theoretical Studies
Bo Zheng; Hao Dong; Junfeng Bai; Yizhi Li; Shuhua Li; Manfred Scheer; Journal of the American Chemical Society 130 (2008) 7778–7779; doi:10.1021/ja800439p

data_4107915
_publ_contact_author
;
    Junfeng Bai
    State KeyLab of Coordination Chemistry
    School of Chemistryand Chemical Engineering
    Nanjing University
    Hankou 22, Nanjing 210093
    P.R. China
;
_publ_contact_author_email       bjunfeng@nju.edu.cn
_publ_contact_author_fax         '86 25 83314502'
_publ_contact_author_phone       86-25-83593384
_publ_section_title
;
 Temperature Controlled Reversible Change of the Coordination Modes of the
 Highly Symmetrical Multitopic Ligand To Construct Coordination
 Assemblies: Experimental and Theoretical Studies
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              7778
_journal_page_last               7779
_journal_paper_doi               10.1021/ja800439p
_journal_volume                  130
_journal_year                    2008
_chemical_formula_moiety         'C4 H4 Cd O6'
_chemical_formula_sum            'C4 H4 Cd O6'
_chemical_formula_weight         260.47
_chemical_name_systematic
; 
 ? 
;
_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_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 102.8760(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.2631(7)
_cell_length_b                   12.0373(11)
_cell_length_c                   6.2297(6)
_cell_measurement_reflns_used    2324
_cell_measurement_temperature    291(2)
_cell_measurement_theta_max      28.30
_cell_measurement_theta_min      2.53
_cell_volume                     604.06(10)
_computing_cell_refinement       SMART
_computing_data_collection       'SMART (Bruker, 2000)'
_computing_data_reduction        'SAINT (Bruker, 2000)'
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  SHELXTL
_computing_structure_solution    'SHELXTL (Bruker, 2000)'
_diffrn_ambient_temperature      291(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker Smart Apex CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0587
_diffrn_reflns_av_sigmaI/netI    0.0420
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       7
_diffrn_reflns_limit_l_min       -7
_diffrn_reflns_number            3233
_diffrn_reflns_theta_full        25.99
_diffrn_reflns_theta_max         25.99
_diffrn_reflns_theta_min         2.53
_exptl_absorpt_coefficient_mu    3.591
_exptl_absorpt_correction_T_max  0.520
_exptl_absorpt_correction_T_min  0.392
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABA, (Bruker, 2000)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.864
_exptl_crystal_description       block
_exptl_crystal_F_000             496
_exptl_crystal_size_max          0.27
_exptl_crystal_size_mid          0.23
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.723
_refine_diff_density_min         -2.186
_refine_diff_density_rms         0.305
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.154
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     100
_refine_ls_number_reflns         1177
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.154
_refine_ls_R_factor_all          0.0325
_refine_ls_R_factor_gt           0.0309
_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^)+(0.0404P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0743
_refine_ls_wR_factor_ref         0.0750
_reflns_number_gt                1087
_reflns_number_total             1177
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja800439p-file003.cif
_cod_data_source_block           complex3
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               4107915