Synthesis, structure and redox properties of ferrocenylmethylnucleobases
Houlton, Andrew; Isaac, Christian J.; Gibson, Ashleigh E.; Horrocks, Benjamin R.; Clegg, William; Elsegood, Mark R. J.; Journal of the Chemical Society, Dalton Transactions  (1999) 3229–; doi:10.1039/a905168f

data_7027645
_publ_section_title
;
 Synthesis, structure and redox properties of ferrocenylmethylnucleobases
;
_journal_issue                   18
_journal_name_full
'Journal of the Chemical Society, Dalton Transactions'
_journal_page_first              3229
_journal_paper_doi               10.1039/a905168f
_journal_year                    1999
_chemical_formula_sum            'C27 H24 Cl Fe2 N5'
_chemical_formula_weight         565.66
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                101.704(2)
_cell_angle_beta                 95.290(2)
_cell_angle_gamma                96.077(3)
_cell_formula_units_Z            2
_cell_length_a                   7.4437(7)
_cell_length_b                   11.2087(10)
_cell_length_c                   14.7197(14)
_cell_measurement_reflns_used    5557
_cell_measurement_temperature    160(2)
_cell_measurement_theta_max      26.68
_cell_measurement_theta_min      2.58
_cell_volume                     1187.66(19)
_computing_cell_refinement       'local programs'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'SHELXTL and local programs'
_computing_structure_refinement  'Bruker SHELXTL'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      160(2)
_diffrn_measured_fraction_theta_full 0.978
_diffrn_measured_fraction_theta_max 0.957
_diffrn_measurement_device_type  'Bruker SMART CCD diffractometer'
_diffrn_measurement_method       '\w rotation with narrow frames'
_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  0.0279
_diffrn_reflns_av_sigmaI/netI    0.0582
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            8808
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.42
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.361
_exptl_absorpt_correction_T_max  0.923
_exptl_absorpt_correction_T_min  0.491
_exptl_absorpt_correction_type   empirical
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.582
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             580
_exptl_crystal_size_max          0.61
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.709
_refine_diff_density_min         -0.826
_refine_diff_density_rms         0.097
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.172
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     334
_refine_ls_number_reflns         5235
_refine_ls_number_restraints     263
_refine_ls_restrained_S_all      1.238
_refine_ls_R_factor_all          0.0954
_refine_ls_R_factor_gt           0.0719
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0465P)^2^+3.8169P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1606
_refine_ls_wR_factor_ref         0.1694
_reflns_number_gt                4022
_reflns_number_total             5235
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            905168Fsup1.cif
_cod_data_source_block           5
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7027645