Colorimetric Fluoride Ion Sensing by Polyborylated Ferrocenes: Structural Influences on Thermodynamics and Kinetics
Joanna K. Day; Christopher Bresner; Natalie D. Coombs; Ian A. Fallis; Li-Ling Ooi; Simon Aldridge; Inorganic Chemistry 47 (2008) 793–804; doi:10.1021/ic701494p

data_4304094
_publ_section_title
;
Colorimetric Fluoride Ion Sensing by Polyborylated Ferrocenes: Structural
Influences on Thermodynamics and Kinetics
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              793
_journal_page_last               804
_journal_paper_doi               10.1021/ic701494p
_journal_volume                  47
_journal_year                    2008
_chemical_absolute_configuration syn
_chemical_formula_moiety         'C20 H25 B Fe O2'
_chemical_formula_sum            'C20 H25 B Fe O2'
_chemical_formula_weight         364.06
_chemical_name_common            sa0517
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           77
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  'P 4c'
_symmetry_space_group_name_H-M   'P 42'
_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                   16.8050(16)
_cell_length_b                   16.8050(16)
_cell_length_c                   6.3272(4)
_cell_measurement_reflns_used    4039
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.485
_cell_measurement_theta_min      2.753
_cell_volume                     1786.9(3)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_collection       'Collect (Nonius BV, 1997-2000)'
_computing_data_reduction
'HKL Denzo and Scalepack (Otwinowski & Minor 1997)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1999)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'Sir-92 (A.Altomare et al. 1992)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       CCD
_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  0.0735
_diffrn_reflns_av_sigmaI/netI    0.1266
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       7
_diffrn_reflns_limit_l_min       -5
_diffrn_reflns_number            5706
_diffrn_reflns_theta_full        26.36
_diffrn_reflns_theta_max         26.36
_diffrn_reflns_theta_min         3.64
_exptl_absorpt_coefficient_mu    0.852
_exptl_absorpt_correction_T_max  0.8480
_exptl_absorpt_correction_T_min  0.8152
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sortav (Blessing, 1995)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.353
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             768
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.20
_refine_diff_density_max         1.083
_refine_diff_density_min         -0.605
_refine_diff_density_rms         0.100
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.06(6)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.061
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     217
_refine_ls_number_reflns         3179
_refine_ls_number_restraints     31
_refine_ls_restrained_S_all      1.078
_refine_ls_R_factor_all          0.1338
_refine_ls_R_factor_gt           0.0823
_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^)+(0.0735P)^2^+4.5749P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1793
_refine_ls_wR_factor_ref         0.2052
_reflns_number_gt                2065
_reflns_number_total             3179
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic701494p-file002.cif
_cod_data_source_block           sa0517
_cod_database_code               4304094