The Unusual Redox Properties of Fluoroferrocenes Revealed through a Comprehensive Study of the Haloferrocenes
Inkpen, Michael S.; Du, Shuoren; Hildebrand, Mariana; White, Andrew J. P.; Harrison, Nicholas M.; Albrecht, Tim; Long, Nicholas J.; Organometallics 34 (2015) 5461–; doi:10.1021/acs.organomet.5b00811

data_4088029
_publ_section_title
;
 The Unusual Redox Properties of Fluoroferrocenes Revealed through a
 Comprehensive Study of the Haloferrocenes
;
_journal_issue                   22
_journal_name_full               Organometallics
_journal_page_first              5461
_journal_paper_doi               10.1021/acs.organomet.5b00811
_journal_volume                  34
_journal_year                    2015
_chemical_formula_moiety         'C10 H8 Cl2 Fe'
_chemical_formula_sum            'C10 H8 Cl2 Fe'
_chemical_formula_weight         254.91
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL
_cell_angle_alpha                90
_cell_angle_beta                 110.152(8)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   13.5151(9)
_cell_length_b                   7.3764(4)
_cell_length_c                   9.7375(7)
_cell_measurement_reflns_used    1467
_cell_measurement_temperature    173
_cell_measurement_theta_max      28.0130
_cell_measurement_theta_min      2.7980
_cell_volume                     911.33(11)
_computing_cell_refinement       'CrysAlisPro, Agilent Technologies'
_computing_data_collection       'CrysAlisPro, Agilent Technologies'
_computing_data_reduction        'CrysAlisPro, Agilent Technologies'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'CIFTAB-2013 (Sheldrick, 2013)'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS-2013 (Sheldrick, 2013)'
_diffrn_ambient_temperature      173
_diffrn_detector_area_resol_mean 16.0382
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.862
_diffrn_measurement_device_type  'Agilent Xcalibur 3 E'
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0146
_diffrn_reflns_av_unetI/netI     0.0158
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.862
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            2448
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.862
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.072
_diffrn_reflns_theta_min         3.195
_diffrn_source                   'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    2.180
_exptl_absorpt_correction_T_max  0.523
_exptl_absorpt_correction_T_min  0.422
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.35 (release 13-08-2014 CrysAlis171 .NET)
(compiled Aug 13 2014,18:06:01)
Analytical numeric absorption correction using a multifaceted crystal
model based on expressions derived by R.C. Clark & J.S. Reid.
(Clark, R. C. & Reid, J. S. (1995). Acta Cryst. A51, 887-897)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            Orange
_exptl_crystal_density_diffrn    1.858
_exptl_crystal_description       blocks
_exptl_crystal_F_000             512
_exptl_crystal_size_max          0.59
_exptl_crystal_size_mid          0.46
_exptl_crystal_size_min          0.43
_refine_diff_density_max         0.286
_refine_diff_density_min         -0.302
_refine_diff_density_rms         0.059
_refine_ls_extinction_coef       0.0045(4)
_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   1.174
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     61
_refine_ls_number_reflns         958
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.174
_refine_ls_R_factor_all          0.0212
_refine_ls_R_factor_gt           0.0200
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0188P)^2^+1.3506P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0506
_refine_ls_wR_factor_ref         0.0511
_reflns_Friedel_coverage         0.000
_reflns_number_gt                921
_reflns_number_total             958
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            om5b00811_si_002.cif
_cod_data_source_block           FcCl2
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               4088029
_shelxl_version_number           2013-4