Bimetallic Complexes for Enhancing Catalyst Efficiency: Probing the Relationship between Activity and Intermetallic Distance
Timerbulatova, Marina G.; Gatus, Mark R. D.; Vuong, Khuong Q.; Bhadbhade, Mohan; Algarra, Andr G.; Macgregor, Stuart A.; Messerle, Barbara A.; Organometallics 32 (2013) 5071–; doi:10.1021/om4005059

data_4081292
_publ_section_title
;
 Bimetallic Complexes for Enhancing Catalyst Efficiency: Probing the
 Relationship between Activity and Intermetallic Distance
;
_journal_issue                   18
_journal_name_full               Organometallics
_journal_page_first              5071
_journal_paper_doi               10.1021/om4005059
_journal_volume                  32
_journal_year                    2013
_chemical_formula_moiety         'C26 H20 N8 O'
_chemical_formula_sum            'C26 H20 N8 O'
_chemical_formula_weight         460.50
_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                76.196(2)
_cell_angle_beta                 79.146(2)
_cell_angle_gamma                72.5240(10)
_cell_formula_units_Z            2
_cell_length_a                   7.8236(3)
_cell_length_b                   11.1607(4)
_cell_length_c                   13.5102(6)
_cell_measurement_reflns_used    9441
_cell_measurement_temperature    152(2)
_cell_measurement_theta_max      30.259
_cell_measurement_theta_min      2.727
_cell_volume                     1084.02(8)
_computing_cell_refinement       '<i>APEX2 </i>(Bruker, 2007)'
_computing_data_collection       '<i>APEX2 </i>(Bruker, 2007)'
_computing_data_reduction        '<i>APEX2 </i>(Bruker, 2007)'
_computing_molecular_graphics    '<i>SHELXTL-Plus</i> (Sheldrick, 2008)'
_computing_structure_refinement  '<i>SHELXL-97</i> (Sheldrick, 2008)'
_computing_structure_solution    '<i>SHELXS-97</i> (Sheldrick, 2008)'
_diffrn_ambient_temperature      152(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker kappa APEXII CCD Diffractometer'
_diffrn_measurement_method       '\f scans, and \w scans with \k offsets'
_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  0.0243
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_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            14547
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.33
_exptl_absorpt_coefficient_mu    0.092
_exptl_absorpt_correction_T_max  0.9938
_exptl_absorpt_correction_T_min  0.9628
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2001)'
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.411
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Plates
_exptl_crystal_F_000             480
_exptl_crystal_size_max          0.41
_exptl_crystal_size_mid          0.23
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.220
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_refine_ls_extinction_method     none
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_refine_ls_matrix_type           full
_refine_ls_number_parameters     316
_refine_ls_number_reflns         3796
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.055
_refine_ls_R_factor_all          0.0391
_refine_ls_R_factor_gt           0.0333
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0451P)^2^+0.3865P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0855
_refine_ls_wR_factor_ref         0.0903
_reflns_number_gt                3325
_reflns_number_total             3796
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om4005059_si_002.cif
_cod_data_source_block           mark5_p1bar
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_exptl_absorpt_correction_type' value 'Multi-scan'
changed to 'multi-scan' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        1084.02(7)
_cod_database_code               4081292