Exploration of Cd(ii)/pseudohalide/di-2-pyridyl ketone chemistry – rational synthesis, structural analysis and photoluminescence
Nawrot, I.; Machura, B.; Kruszynski, R.; CrystEngComm 18 (2016) 2650–; doi:10.1039/C6CE00112B

data_7224449
_publ_section_title
;
 Exploration of Cd(ii)/pseudohalide/di-2-pyridyl ketone chemistry --
 rational synthesis, structural analysis and photoluminescence
;
_journal_issue                   15
_journal_name_full               CrystEngComm
_journal_page_first              2650
_journal_paper_doi               10.1039/C6CE00112B
_journal_volume                  18
_journal_year                    2016
_chemical_formula_moiety         'C48 H44 Cd4 N20 O8'
_chemical_formula_sum            'C48 H44 Cd4 N20 O8'
_chemical_formula_weight         1478.63
_space_group_IT_number           142
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  '-I 4bd 2c'
_symmetry_space_group_name_H-M   'I 41/a c d :2'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2016-01-11 deposited with the CCDC.
2016-02-29 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   18.4180(5)
_cell_length_b                   18.4180(5)
_cell_length_c                   30.698(2)
_cell_measurement_reflns_used    4764
_cell_measurement_temperature    295.0
_cell_measurement_theta_max      29.0740
_cell_measurement_theta_min      3.7310
_cell_volume                     10413.5(8)
_computing_cell_refinement       'CrysAlis RED v. 1.163 (UNIL IC & KUMA 2000)'
_computing_data_collection       'CrysAlis CCD v. 1.163 (UNIL IC & KUMA 2000)'
_computing_data_reduction        'CrysAlis RED v. 1.163 (UNIL IC & KUMA 2000)'
_computing_molecular_graphics
;XP in SHELXTL/PC (Sheldrick, 1990b)
 ORTEP-3 W v. 1.062 (Farrugia 1997)
;
_computing_publication_material
;SHELXL-97 (Sheldrick, 1997) and
 PLATON (Spek, 1990)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      295.0
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Xcalibur, Atlas, Gemini ultra'
_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  0.0710
_diffrn_reflns_av_sigmaI/netI    0.0425
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       35
_diffrn_reflns_limit_l_min       -36
_diffrn_reflns_number            12961
_diffrn_reflns_theta_full        25.04
_diffrn_reflns_theta_max         25.04
_diffrn_reflns_theta_min         3.46
_exptl_absorpt_coefficient_mu    1.686
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.65568
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'CrysAlis RED, (2005)'
_exptl_crystal_colour            white
_exptl_crystal_density_diffrn    1.886
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             5824
_exptl_crystal_size_max          1.00
_exptl_crystal_size_mid          0.8
_exptl_crystal_size_min          0.6
_refine_diff_density_max         0.739
_refine_diff_density_min         -0.966
_refine_diff_density_rms         0.132
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.031
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     182
_refine_ls_number_reflns         2298
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.031
_refine_ls_R_factor_all          0.0717
_refine_ls_R_factor_gt           0.0384
_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^)+(0.0415P)^2^+55.7509P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0832
_refine_ls_wR_factor_ref         0.0953
_reflns_number_gt                1616
_reflns_number_total             2298
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6ce00112b2.cif
_cod_data_source_block           cd126
_cod_depositor_comments
'Adding full bibliography for 7224447--7224455.cif.'
_cod_original_cell_volume        10413.6(8)
_cod_original_sg_symbol_H-M      I41/acd
_cod_database_code               7224449