Isoquinoline-derivatized tris(2-pyridylmethyl)amines as fluorescent zinc sensors with strict Zn(2+)/Cd(2+) selectivity.
Mikata, Yuji; Kawata, Keiko; Takeuchi, Saaya; Nakanishi, Kaori; Konno, Hideo; Itami, Saori; Yasuda, Keiko; Tamotsu, Satoshi; Burdette, Shawn C.; Dalton transactions (Cambridge, England : 2003) 43 (2014) 10751–10759; doi:10.1039/c4dt01054j

data_7030883
_publ_section_title
;
 Isoquinoline-derivatized tris(2-pyridylmethyl)amines as fluorescent zinc
 sensors with strict Zn(2+)/Cd(2+) selectivity.
;
_journal_issue                   28
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              10751
_journal_page_last               10759
_journal_paper_doi               10.1039/c4dt01054j
_journal_volume                  43
_journal_year                    2014
_chemical_formula_moiety         'C32 H40 Cl2 N4 O11 Zn'
_chemical_formula_sum            'C32 H40 Cl2 N4 O11 Zn'
_chemical_formula_weight         792.97
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.0000
_cell_angle_beta                 96.1967(10)
_cell_angle_gamma                90.0000
_cell_formula_units_Z            4
_cell_length_a                   18.178(3)
_cell_length_b                   11.2464(18)
_cell_length_c                   17.383(3)
_cell_measurement_reflns_used    7555
_cell_measurement_temperature    173
_cell_measurement_theta_max      27.50
_cell_measurement_theta_min      3.03
_cell_volume                     3533.0(10)
_computing_cell_refinement       CrystalClear
_computing_data_collection       'CrystalClear (Rigaku/MSC Inc., 2006)'
_computing_data_reduction        CrystalClear
_computing_molecular_graphics    'CrystalStructure 4.0'
_computing_publication_material  'CrystalStructure 4.0 (Rigaku, 2010)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR92 (Altomare, et al., 1994)'
_diffrn_ambient_temperature      173
_diffrn_detector_area_resol_mean 7.314
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Rigaku Mercury70'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71070
_diffrn_reflns_av_R_equivalents  0.0251
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            34177
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.48
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.911
_exptl_absorpt_correction_T_max  0.913
_exptl_absorpt_correction_T_min  0.798
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'REQAB (Rigaku, 1998)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.491
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       unknown
_exptl_crystal_F_000             1648.00
_exptl_crystal_size_max          0.500
_exptl_crystal_size_mid          0.300
_exptl_crystal_size_min          0.100
_refine_diff_density_max         1.330
_refine_diff_density_min         -0.990
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.057
_refine_ls_hydrogen_treatment    mixed
_refine_ls_number_parameters     561
_refine_ls_number_reflns         8098
_refine_ls_number_restraints     0
_refine_ls_R_factor_gt           0.0493
_refine_ls_shift/su_max          0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^)+(0.0781P)^2^+3.5943P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         0.1422
_reflns_number_gt                7130
_reflns_number_total             8098
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            c4dt01054j2.cif
_cod_data_source_block           BQPA-Zn(ClO4)2-121130
_cod_depositor_comments
'Adding full bibliography for 7030877--7030885.cif.'
_cod_database_code               7030883