Reversible shrinkage and expansion of a blue photofluorescent cadmium coordination polymer and in situ tetrazole ligand synthesis
Deng, Hong; Qiu, Yong-Cai; Li, Ying-Hua; Liu, Zhi-Hui; Zeng, Rong-Hua; Zeller, Matthias; Batten, Stuart R.; Chemical Communications  (2008) 2239–2241; doi:10.1039/b800938d

data_7111523
_publ_section_title
;
 Reversible shrinkage and expansion of a blue photofluorescent cadmium
 coordination polymer and in situ tetrazole ligand synthesis
;
_journal_issue                   19
_journal_name_full               'Chemical Communications'
_journal_page_first              2239
_journal_page_last               2241
_journal_paper_doi               10.1039/b800938d
_journal_year                    2008
_chemical_formula_sum            'C36 H73.98 Cd15 N72 O27.99 S4'
_chemical_formula_weight         3777.73
_chemical_name_systematic
;
?
;
_space_group_IT_number           220
_symmetry_cell_setting           cubic
_symmetry_space_group_name_Hall  'I -4bd 2c 3'
_symmetry_space_group_name_H-M   'I -4 3 d'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   21.51400(10)
_cell_length_b                   21.51400(10)
_cell_length_c                   21.51400(10)
_cell_measurement_reflns_used    9846
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.43
_cell_measurement_theta_min      2.32
_cell_volume                     9957.80(8)
_computing_cell_refinement       'Apex2 v2.1-4'
_computing_data_collection       'Apex2 v2.1-4 (Bruker, 2007)'
_computing_data_reduction        'Apex2 v2.1-4'
_computing_molecular_graphics    'SHELXTL 6.14'
_computing_publication_material  'SHELXTL 6.14'
_computing_structure_refinement  'SHELXTL 6.14'
_computing_structure_solution    'SHELXTL 6.14 (Bruker, 2000-2003)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.975
_diffrn_measured_fraction_theta_max 0.975
_diffrn_measurement_device_type  'Bruker AXS SMART APEX CCD diffractometer'
_diffrn_measurement_method       '\w scans'
_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  0.0825
_diffrn_reflns_av_sigmaI/netI    0.0381
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            15915
_diffrn_reflns_theta_full        27.47
_diffrn_reflns_theta_max         27.47
_diffrn_reflns_theta_min         7.23
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.318
_exptl_absorpt_correction_T_max  0.4982
_exptl_absorpt_correction_T_min  0.4715
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Apex2 v2.1-4 (Bruker, 2007)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    2.520
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       cubic
_exptl_crystal_F_000             7208
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.21
_refine_diff_density_max         0.263
_refine_diff_density_min         -0.274
_refine_diff_density_rms         0.061
_refine_ls_abs_structure_details
'Flack H D (1983), Acta Cryst. A39, 876-881, 881 Friedel pairs'
_refine_ls_abs_structure_Flack   -0.03(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.977
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     146
_refine_ls_number_reflns         1872
_refine_ls_number_restraints     8
_refine_ls_restrained_S_all      0.975
_refine_ls_R_factor_all          0.0203
_refine_ls_R_factor_gt           0.0193
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0082P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0382
_refine_ls_wR_factor_ref         0.0384
_reflns_number_gt                1795
_reflns_number_total             1872
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            b800938dsup1.cif
_cod_data_source_block           X4
_cod_original_sg_symbol_H-M      I-43d
_cod_database_code               7111523