Triaza-macrocyclic complexes of aluminium, gallium and indium halides: fast 18F and 19F incorporation via halide exchange under mild conditions in aqueous solution
Bhalla, Rajiv; Darby, Christine; Levason, William; Luthra, Sajinder K.; McRobbie, Graeme; Reid, Gillian; Sanderson, George; Zhang, Wenjian; Chemical Science 5 (2014) 381–; doi:10.1039/c3sc52104d

data_1513703
_publ_section_title
;
 Triaza-macrocyclic complexes of aluminium, gallium and indium halides:
 fast 18F and 19F incorporation via halide exchange under mild conditions
 in aqueous solution
;
_journal_issue                   1
_journal_name_full               'Chemical Science'
_journal_page_first              381
_journal_paper_doi               10.1039/c3sc52104d
_journal_volume                  5
_journal_year                    2014
_chemical_formula_moiety         '3(C4 H12 N 1+), Al2 F9 3-'
_chemical_formula_sum            'C12 H36 Al2 F9 N3'
_chemical_formula_weight         447.40
_chemical_name_systematic
;
tris(tetramethylammonium) (mu~2~-trifluoro-hexafluorodialuminate)
;
_space_group_IT_number           176
_space_group_name_Hall           '-P 6c'
_symmetry_cell_setting           hexagonal
_symmetry_space_group_name_Hall  '-P 6c'
_symmetry_space_group_name_H-M   'P 63/m'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2012-10-30
_audit_creation_method           'SHELXL-97 + hand edit'
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            2
_cell_length_a                   7.997(5)
_cell_length_b                   7.997(5)
_cell_length_c                   18.178(7)
_cell_measurement_reflns_used    1016
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      3.1
_cell_volume                     1006.8(10)
_computing_cell_refinement
'CrystalClear-SM Expert 2.0 r7 (Rigaku, 2011)'
_computing_data_collection
'CrystalClear-SM Expert 2.0 r7 (Rigaku, 2011)'
_computing_data_reduction
'CrystalClear-SM Expert 2.0 r7 (Rigaku, 2011)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector                 'CCD plate'
_diffrn_detector_type            'Rigaku HG Saturn724+ (2x2 bin mode)'
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device       'Four-circle \k diffractometer'
_diffrn_measurement_device_type  'Rigaku AFC12 '
_diffrn_measurement_method       'Profile data from \w-scans'
_diffrn_radiation_collimation    'Confocal mirrors, HF VariMax '
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0643
_diffrn_reflns_av_sigmaI/netI    0.0503
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            4622
_diffrn_reflns_theta_full        27.46
_diffrn_reflns_theta_max         27.46
_diffrn_reflns_theta_min         3.15
_diffrn_source                   'Rotating anode X-ray tube'
_diffrn_source_type              'Rigaku FR-E+ SuperBright'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.227
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.728
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;Jacobson, R.A. (1998). REQAB. Private communication to the
Rigaku Corporation, Tokyo, Japan.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.476
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             472
_exptl_crystal_size_max          0.10
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.346
_refine_diff_density_min         -0.337
_refine_diff_density_rms         0.067
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.018
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     49
_refine_ls_number_reflns         799
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.018
_refine_ls_R_factor_all          0.0631
_refine_ls_R_factor_gt           0.0426
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0592P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0980
_refine_ls_wR_factor_ref         0.1073
_reflns_number_gt                596
_reflns_number_total             799
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            c3sc52104d.txt
_cod_data_source_block           12gws016k
_cod_database_code               1513703