Nanomolar fluorogenic detection of Al(iii) by a series of Schiff bases in an aqueous system and their application in cell imaging.
Sharma, Sanyog; Hundal, Maninder Singh; Walia, Amandeep; Vanita, Vanita; Hundal, Geeta; Organic & biomolecular chemistry 12 (2014) 4445–4453; doi:10.1039/c4ob00329b

data_7153797
_publ_section_title
;
 Nanomolar fluorogenic detection of Al(iii) by a series of Schiff bases in
 an aqueous system and their application in cell imaging.
;
_journal_issue                   25
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              4445
_journal_page_last               4453
_journal_paper_doi               10.1039/c4ob00329b
_journal_volume                  12
_journal_year                    2014
_chemical_formula_moiety         'C22 H18 N4 O6'
_chemical_formula_sum            'C22 H18 N4 O6'
_chemical_formula_weight         434.41
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_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
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 109.958(13)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.393(3)
_cell_length_b                   26.134(7)
_cell_length_c                   7.767(2)
_cell_measurement_reflns_used    1088
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      20.94
_cell_measurement_theta_min      2.96
_cell_volume                     1982.9(9)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR-92 (Altomare et al., 1993)'
_diffrn_ambient_temperature      295(2)
_diffrn_measured_fraction_theta_full 0.983
_diffrn_measured_fraction_theta_max 0.983
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \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  0.0891
_diffrn_reflns_av_sigmaI/netI    0.1001
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       31
_diffrn_reflns_limit_k_min       -31
_diffrn_reflns_limit_l_max       7
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            15046
_diffrn_reflns_theta_full        25.90
_diffrn_reflns_theta_max         25.90
_diffrn_reflns_theta_min         1.56
_exptl_absorpt_coefficient_mu    0.108
_exptl_absorpt_correction_T_max  0.745
_exptl_absorpt_correction_T_min  0.671
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2008/1 - Bruker AXS area detector scaling and absorption correction 
;
_exptl_crystal_density_diffrn    1.455
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             904
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.181
_refine_diff_density_min         -0.184
_refine_diff_density_rms         0.046
_refine_ls_extinction_coef       0.0058(12)
_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   0.910
_refine_ls_hydrogen_treatment    none
_refine_ls_matrix_type           full
_refine_ls_number_parameters     308
_refine_ls_number_reflns         3788
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      0.910
_refine_ls_R_factor_all          0.1365
_refine_ls_R_factor_gt           0.0542
_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^)+(0.0733P)^2^+0.3374P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1236
_refine_ls_wR_factor_ref         0.1667
_reflns_number_gt                1850
_reflns_number_total             3788
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4ob00329b2.cif
_cod_data_source_block           shelx
_cod_depositor_comments          'Adding full bibliography for 7153797.cif.'
_cod_original_cell_volume        1983.1(10)
_cod_database_code               7153797