Counterion-Dependent Valence Tautomerization of Ferrocenyl-Conjugated Pyrylium Salts
Mio Kondo; Maai Uchikawa; Kosuke Namiki; Wen-Wei Zhang; Shoko Kume; Eiji Nishibori; Hiroyuki Suwa; Shinobu Aoyagi; Makoto Sakata; Masaki Murata; Yoshio Kobayashi; Hiroshi Nishihara; Journal of the American Chemical Society 131 (2009) 12112–12124; doi:10.1021/ja900393e

data_4104922
_publ_contact_author_address
;
Department of Chemistry
University of Tokyo
7-3-1 Hongo, Bunkyo-ku,
Tokyo  Japan
;
_publ_contact_author_email       nisihara@chem.s.u-tokyo.ac.jp
_publ_contact_author_fax         '+81 3 5841 4346'
_publ_contact_author_name        'Hiroshi Nishihara'
_publ_contact_author_phone       '+81 3 5841 8063'
_publ_section_title
;
 Counterion-Dependent Valence Tautomerization of Ferrocenyl-Conjugated
 Pyrylium Salts
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              12112
_journal_page_last               12124
_journal_paper_doi               10.1021/ja900393e
_journal_volume                  131
_journal_year                    2009
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C26 H17 Fe O2, B F4 '
_chemical_formula_sum            'C26 H17 B F4 Fe O2'
_chemical_formula_weight         504.06
_space_group_IT_number           33
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      33
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 21'
_audit_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.3
_audit_creation_date             2006-02-20T09:19:22-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   20.936(4)
_cell_length_b                   11.511(2)
_cell_length_c                   8.5179(15)
_cell_measurement_reflns_used    4872
_cell_measurement_temperature    113(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      3.1
_cell_volume                     2052.8(6)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_detector_area_resol_mean 7.31
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Rigaku Mercury'
_diffrn_measurement_method       \w
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.7107
_diffrn_reflns_av_R_equivalents  0.0342
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            15657
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         3.08
_exptl_absorpt_coefficient_mu    0.794
_exptl_absorpt_correction_T_max  0.961
_exptl_absorpt_correction_T_min  0.843
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private communication'
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.631
_exptl_crystal_description       chip
_exptl_crystal_F_000             1024.00
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.643
_refine_diff_density_min         -0.395
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.03(2)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.127
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     353
_refine_ls_number_reflns         4633
_refine_ls_number_restraints     76
_refine_ls_restrained_S_all      1.134
_refine_ls_R_factor_gt           0.0463
_refine_ls_shift/su_max          0.003
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0232P)^2^+2.4121P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         0.0924
_reflns_number_gt                4191
_reflns_number_total             4633
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja900393e_si_003.cif
_cod_data_source_block           cab
_cod_database_code               4104922