A facile iodide-controlled fluorescent switch based on the interconversion between two- and three-coordinate copper(I) complexes.
Chou, Chang-Chuan; Liu, Hsueh-Ju; Hung-Chieh Chao, Lucas; Chemical communications (Cambridge, England)  (2009) 6382–6384; doi:10.1039/b908765f

data_7104951
_publ_section_title
;
 A facile iodide-controlled fluorescent switch based on the
 interconversion between two- and three-coordinate copper(I) complexes.
;
_journal_issue                   42
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              6382
_journal_page_last               6384
_journal_paper_doi               10.1039/b908765f
_journal_year                    2009
_chemical_formula_moiety         'C29 H30 N6'
_chemical_formula_sum            'C29 H30 N6'
_chemical_formula_weight         462.59
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 113.4740(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.7905(2)
_cell_length_b                   19.1349(4)
_cell_length_c                   13.3567(3)
_cell_measurement_reflns_used    16827
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      25.028
_cell_measurement_theta_min      2.037
_cell_volume                     2529.59(9)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_collection       'Collect (Nonius BV, 1997-2000)'
_computing_data_reduction        'HKL Denzo and Scalepack'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-86 (Sheldrick, 1986)'
_diffrn_ambient_temperature      200(2)
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       'CCD rotation images, thick slices'
_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  0.0740
_diffrn_reflns_av_sigmaI/netI    0.0584
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            23998
_diffrn_reflns_theta_full        25.02
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         2.07
_exptl_absorpt_coefficient_mu    0.074
_exptl_absorpt_correction_T_max  1.0739
_exptl_absorpt_correction_T_min  0.8775
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
?
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.215
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             984
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.595
_refine_diff_density_min         -0.525
_refine_diff_density_rms         0.170
_refine_ls_extinction_coef       0.044(5)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   0.765
_refine_ls_hydrogen_treatment    fixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     317
_refine_ls_number_reflns         4448
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.765
_refine_ls_R_factor_all          0.1165
_refine_ls_R_factor_gt           0.0727
_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^)+(0.1993P)^2^+4.5856P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1932
_refine_ls_wR_factor_ref         0.2530
_reflns_number_gt                2915
_reflns_number_total             4448
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b908765f.txt
_cod_data_source_block           8903
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7104951