Mitigating UVA light induced reactivity of 6-thioguanine through formation of a Ru(ii) half-sandwich complex
Mitra, Raja; Samuelson, Ashoka G.; RSC Adv. 4 (2014) 24304–; doi:10.1039/C4RA02960G

data_7235668
_publ_section_title
;
 Mitigating UVA light induced reactivity of 6-thioguanine through
 formation of a Ru(ii) half-sandwich complex
;
_journal_issue                   46
_journal_name_full               'RSC Adv.'
_journal_page_first              24304
_journal_paper_doi               10.1039/C4RA02960G
_journal_volume                  4
_journal_year                    2014
_chemical_formula_moiety         'C15 H18 Br2 N4 Ru S'
_chemical_formula_sum            'C15 H18 Br2 N4 Ru S'
_chemical_formula_weight         547.28
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.000(5)
_cell_angle_beta                 101.374(5)
_cell_angle_gamma                90.000(5)
_cell_formula_units_Z            4
_cell_length_a                   11.282(5)
_cell_length_b                   12.335(5)
_cell_length_c                   13.697(5)
_cell_measurement_temperature    296(2)
_cell_volume                     1868.7(13)
_computing_cell_refinement       'Bruker KAPPA APEX'
_computing_data_collection       'Bruker KAPPA APEX'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'ORTEP 3 (Farrugia, 1997)'
_computing_publication_material  'WINGX (Farrugia, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR-92 (Giacovazzo et al, 1993)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'CCD area detecter'
_diffrn_measurement_method       'phi and omega scan'
_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  0.0635
_diffrn_reflns_av_sigmaI/netI    0.0863
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            16989
_diffrn_reflns_theta_full        30.54
_diffrn_reflns_theta_max         30.54
_diffrn_reflns_theta_min         1.84
_exptl_absorpt_coefficient_mu    5.230
_exptl_absorpt_correction_T_max  0.9026
_exptl_absorpt_correction_T_min  0.5280
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.945
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1064
_exptl_crystal_size_max          0.14
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.789
_refine_diff_density_min         -0.893
_refine_diff_density_rms         0.128
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.968
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     240
_refine_ls_number_reflns         5706
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.968
_refine_ls_R_factor_all          0.1108
_refine_ls_R_factor_gt           0.0463
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0417P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0870
_refine_ls_wR_factor_ref         0.1046
_reflns_number_gt                3253
_reflns_number_total             5706
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4ra02960g2.cif
_cod_data_source_block           shelxl
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7235668