Toward hypoxia-selective rhenium and technetium tricarbonyl complexes.
North, Andrea J.; Hayne, David J.; Schieber, Christine; Price, Katherine; White, Anthony R.; Crouch, Peter J.; Rigopoulos, Angela; O'Keefe, Graeme J; Tochon-Danguy, Henri; Scott, Andrew M.; White, Jonathan M.; Ackermann, Uwe; Donnelly, Paul S.; Inorganic chemistry 54 (2015) 9594–9610; doi:10.1021/acs.inorgchem.5b01691

data_4346568
_publ_section_title
;
 Toward hypoxia-selective rhenium and technetium tricarbonyl complexes.
;
_journal_issue                   19
_journal_name_full               'Inorganic chemistry'
_journal_page_first              9594
_journal_page_last               9610
_journal_paper_doi               10.1021/acs.inorgchem.5b01691
_journal_volume                  54
_journal_year                    2015
_chemical_formula_sum            'C12 H10 N4 O2'
_chemical_formula_weight         242.24
_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   mixed
_audit_creation_method           SHELXL-2014/7
_cell_angle_alpha                90
_cell_angle_beta                 97.034(3)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   23.9942(8)
_cell_length_b                   5.5373(2)
_cell_length_c                   16.7262(6)
_cell_measurement_reflns_used    1309
_cell_measurement_temperature    130.0(2)
_cell_measurement_theta_max      72.7741
_cell_measurement_theta_min      2.6632
_cell_volume                     2205.57(13)
_computing_cell_refinement
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.32.15 (release 10-01-2008 CrysAlis171 .NET)
(compiled Jan 10 2008,16:37:18)
;
_computing_data_collection
;
CrysAlis CCD, Oxford Diffraction Ltd.,
Version 1.171.32.15 (release 10-01-2008 CrysAlis171 .NET)
(compiled Jan 10 2008,16:37:18)
;
_computing_data_reduction
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.32.15 (release 10-01-2008 CrysAlis171 .NET)
(compiled Jan 10 2008,16:37:18)
;
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_diffrn_ambient_temperature      130.0(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'XCalibur CCD diffractomerer'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Cu) X-ray Source'
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.5418
_diffrn_reflns_av_R_equivalents  0.0386
_diffrn_reflns_av_unetI/netI     0.0606
_diffrn_reflns_Laue_measured_fraction_full 0.995
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       28
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -5
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            3783
_diffrn_reflns_point_group_measured_fraction_full 0.995
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        67.495
_diffrn_reflns_theta_max         67.495
_diffrn_reflns_theta_min         3.712
_exptl_absorpt_coefficient_mu    0.865
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.88137
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.32.15 (release 10-01-2008 CrysAlis171 .NET)
(compiled Jan 10 2008,16:37:18)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.459
_exptl_crystal_description       needle
_exptl_crystal_F_000             1008
_exptl_crystal_size_max          0.5
_exptl_crystal_size_mid          0.09
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.191
_refine_diff_density_min         -0.237
_refine_diff_density_rms         0.050
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.974
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     167
_refine_ls_number_reflns         1982
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.974
_refine_ls_R_factor_all          0.0761
_refine_ls_R_factor_gt           0.0428
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0488P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0997
_refine_ls_wR_factor_ref         0.1064
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1305
_reflns_number_total             1982
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ic5b01691_si_004.cif
_cod_data_source_block           shelx
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               4346568
_shelx_shelxl_version_number     2014/7
_shelx_res_checksum              46670
_shelx_hkl_checksum              54964