Towards rational synthesis of polar solids. Synthesis and X-ray structures of cadmium(II) meta-pyridinecarboxylate coordination polymers †
Evans, Owen R.; Lin, Wenbin; Journal of the Chemical Society, Dalton Transactions  (2000) 3949–; doi:10.1039/b003441j

data_7009763
_publ_section_title
;
 Towards rational synthesis of polar solids. Synthesis and X-ray
 structures of cadmium(II) meta-pyridinecarboxylate coordination
 polymers&#x200A;&#x2020;
;
_journal_issue                   21
_journal_name_full
'Journal of the Chemical Society, Dalton Transactions'
_journal_page_first              3949
_journal_paper_doi               10.1039/b003441j
_journal_year                    2000
_chemical_formula_sum            'C28 H19 Cd N2 O4.5'
_chemical_formula_weight         567.85
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_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                 91.230(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   11.4582(17)
_cell_length_b                   16.087(2)
_cell_length_c                   25.536(4)
_cell_measurement_temperature    198(2)
_cell_volume                     4705.9(12)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      198(2)
_diffrn_measured_fraction_theta_full 0.684
_diffrn_measured_fraction_theta_max 0.684
_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  0.0639
_diffrn_reflns_av_sigmaI/netI    0.0913
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -33
_diffrn_reflns_number            9312
_diffrn_reflns_theta_full        28.27
_diffrn_reflns_theta_max         28.27
_diffrn_reflns_theta_min         2.18
_exptl_absorpt_coefficient_mu    0.969
_exptl_crystal_density_diffrn    1.603
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             2280
_refine_diff_density_max         1.667
_refine_diff_density_min         -1.328
_refine_diff_density_rms         0.157
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.980
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     325
_refine_ls_number_reflns         3996
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.980
_refine_ls_R_factor_all          0.1224
_refine_ls_R_factor_gt           0.0661
_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^)+(0.1276P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1733
_refine_ls_wR_factor_ref         0.2034
_reflns_number_gt                2238
_reflns_number_total             3996
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b003441j.txt
_cod_data_source_block           compound2
_cod_original_cell_volume        4705.7(12)
_cod_original_formula_sum        'C28 H19 Cd N2 O4.50'
_cod_database_code               7009763