Synthesis, structures, and properties of seven transition metal coordination polymers based on a long semirigid dicarboxylic acid ligand
Bing, Yingying; Yu, Meihui; ming, hu; RSC Adv.  (2015) –; doi:10.1039/C5RA06012E

data_7220456
_publ_section_title
;
 Synthesis, structures, and properties of seven transition metal
 coordination polymers based on a long semirigid dicarboxylic acid ligand
;
_journal_name_full               'RSC Adv.'
_journal_paper_doi               10.1039/C5RA06012E
_journal_year                    2015
_chemical_formula_sum            'C20 H16 Cd O8'
_chemical_formula_weight         496.74
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           62
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-03-12 deposited with the CCDC.
2015-05-13 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   5.7913(3)
_cell_length_b                   40.564(2)
_cell_length_c                   7.9028(4)
_cell_measurement_temperature    293(2)
_cell_volume                     1856.51(16)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_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  0.0180
_diffrn_reflns_av_sigmaI/netI    0.0137
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       45
_diffrn_reflns_limit_k_min       -47
_diffrn_reflns_limit_l_max       6
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            8900
_diffrn_reflns_theta_full        25.01
_diffrn_reflns_theta_max         25.01
_diffrn_reflns_theta_min         1.00
_exptl_absorpt_coefficient_mu    1.224
_exptl_crystal_density_diffrn    1.777
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             992
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.2
_refine_diff_density_max         1.165
_refine_diff_density_min         -0.718
_refine_diff_density_rms         0.202
_refine_ls_extinction_coef       0.0184(17)
_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   1.070
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     145
_refine_ls_number_reflns         1656
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.071
_refine_ls_R_factor_all          0.0361
_refine_ls_R_factor_gt           0.0326
_refine_ls_shift/su_max          0.020
_refine_ls_shift/su_mean         0.003
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1082P)^2^+2.3823P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1243
_refine_ls_wR_factor_ref         0.1329
_reflns_number_gt                1620
_reflns_number_total             1656
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5ra06012e2.cif
_cod_data_source_block           3
_cod_original_sg_symbol_H-M      Pnma
_cod_database_code               7220456