Cd(ii) coordination polymers constructed from bis(pyridyl) ligands with an asymmetric spacer in chelating mode and diverse organic dicarboxylates: syntheses, structural evolutions and properties.
Zhu, Li-Na; Deng, Zhao-Peng; Ng, Seik Weng; Huo, Li-Hua; Gao, Shan; Dalton transactions (Cambridge, England : 2003) 48 (2019) 7589–7601; doi:10.1039/c9dt00840c

data_7049708
_publ_section_title
;
 Cd(ii) coordination polymers constructed from bis(pyridyl) ligands with
 an asymmetric spacer in chelating mode and diverse organic
 dicarboxylates: syntheses, structural evolutions and properties.
;
_journal_issue                   22
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              7589
_journal_page_last               7601
_journal_paper_doi               10.1039/c9dt00840c
_journal_volume                  48
_journal_year                    2019
_chemical_formula_moiety         'Cd (C15 H20 N4) (C4 H4 O4)'
_chemical_formula_sum            'C19 H24 Cd N4 O4'
_chemical_formula_weight         484.82
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2019-04-01 deposited with the CCDC.    2019-04-14 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 99.103(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
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_cell_length_b                   15.6536(4)
_cell_length_c                   13.6199(4)
_cell_measurement_reflns_used    2046
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      28.4010
_cell_measurement_theta_min      3.9870
_cell_volume                     2000.88(10)
_computing_cell_refinement
;
CrysAlis Pro (Agilent, 2013)
;
_computing_data_collection
;
CrysAlis Pro (Agilent, 2013)
;
_computing_data_reduction
;
CrysAlis Pro (Agilent, 2013)
;
_computing_molecular_graphics    '(K. Brandenburg, Diamond 3.1, 2009)'
_computing_publication_material  '(K. Brandenburg, Diamond 3.1, 2009)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_diffrn_ambient_temperature      295(2)
_diffrn_detector_area_resol_mean 16.1954
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Xcalibur, Eos'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0236
_diffrn_reflns_av_unetI/netI     0.0373
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            4619
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.560
_diffrn_reflns_theta_min         3.029
_diffrn_source                   'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    1.124
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.95763
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
; 
CrysAlis Pro (Agilent, 2013)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm. 
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.609
_exptl_crystal_description       prism
_exptl_crystal_F_000             984
_exptl_crystal_size_max          0.210
_exptl_crystal_size_mid          0.180
_exptl_crystal_size_min          0.150
_refine_diff_density_max         0.457
_refine_diff_density_min         -0.794
_refine_diff_density_rms         0.082
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.035
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     136
_refine_ls_number_reflns         2314
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.0362
_refine_ls_R_factor_gt           0.0322
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0402P)^2^+2.3914P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0791
_refine_ls_wR_factor_ref         0.0824
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2114
_reflns_number_total             2314
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9dt00840c2.cif
_cod_data_source_block           d8007
_cod_depositor_comments
'Adding full bibliography for 7049708--7049720.cif.'
_cod_original_cell_volume        2000.89(10)
_cod_database_code               7049708
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.798
_shelx_estimated_absorpt_t_max   0.850
_shelx_res_checksum              59360