Rational design of a pyrene based luminescent porous supramolecular framework: excimer emission and energy transfer
Prasad, Komal; Haldar, Ritesh; Maji, Tapas Kumar; RSC Adv.  (2015) –; doi:10.1039/C5RA14267A

data_7221868
_publ_section_title
;
 Rational design of a pyrene based luminescent porous supramolecular
 framework: excimer emission and energy transfer
;
_journal_name_full               'RSC Adv.'
_journal_paper_doi               10.1039/C5RA14267A
_journal_year                    2015
_chemical_formula_sum            'C40 H30 Cd O8'
_chemical_formula_weight         751.04
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_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
_audit_update_record
;
2014-02-19 deposited with the CCDC.
2015-08-24 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 97.600(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   53.310(5)
_cell_length_b                   5.4433(5)
_cell_length_c                   11.0524(9)
_cell_measurement_temperature    293(2)
_cell_volume                     3179.0(5)
_computing_cell_refinement       SMART
_computing_data_collection       'SMART (Bruker,2000)'
_computing_data_reduction        'SAINT (Bruker,2000)'
_computing_molecular_graphics    'Mercury 1.4.1'
_computing_publication_material  'PLATON (Spek, 2003)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR-92 (Altomare et al. 1994)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_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  0.0969
_diffrn_reflns_av_sigmaI/netI    0.0865
_diffrn_reflns_limit_h_max       69
_diffrn_reflns_limit_h_min       -70
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            15293
_diffrn_reflns_theta_full        27.92
_diffrn_reflns_theta_max         27.92
_diffrn_reflns_theta_min         1.54
_exptl_absorpt_coefficient_mu    0.745
_exptl_absorpt_correction_T_max  0.9637
_exptl_absorpt_correction_T_min  0.9029
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            'light yellow'
_exptl_crystal_density_diffrn    1.569
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       rectangular
_exptl_crystal_F_000             1528
_exptl_crystal_size_max          0.14
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.05
_refine_diff_density_max         2.394
_refine_diff_density_min         -2.295
_refine_diff_density_rms         0.200
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.023
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     230
_refine_ls_number_reflns         3811
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.023
_refine_ls_R_factor_all          0.0954
_refine_ls_R_factor_gt           0.0661
_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^)+(0.1462P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1828
_refine_ls_wR_factor_ref         0.2170
_reflns_number_gt                2791
_reflns_number_total             3811
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            c5ra14267a2.cif
_cod_data_source_block           compound1
_cod_original_cell_volume        3179.1(5)
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7221868