Selenium as a Structural Surrogate of Sulfur: Template-Assisted Assembly of Five Types of Tungsten-Iron-Sulfur/Selenium Clusters and the Structural Fate of Chalcogenide Reactants
Bo Zheng; Xu-Dong Chen; Shao-Liang Zheng; R. H. Holm; Journal of the American Chemical Society 134 (2012) 6479–6490; doi:10.1021/ja3010539

data_4117801
_publ_section_title
;
 Selenium as a Structural Surrogate of Sulfur: Template-Assisted Assembly
 of Five Types of Tungsten-Iron-Sulfur/Selenium Clusters and the
 Structural Fate of Chalcogenide Reactants
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              6479
_journal_page_last               6490
_journal_paper_doi               10.1021/ja3010539
_journal_volume                  134
_journal_year                    2012
_chemical_formula_sum            'C101 H189 B4 Fe8 N31 O3 S12 Se6 W4'
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_cell_length_b                   20.241(12)
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_cell_volume                     7910(8)
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_computing_molecular_graphics    'Bruker SHELXTL (Sheldrick, 2008)'
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_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(1)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
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;
Bruker D8 goniometer with CCD area detector
;
_diffrn_measurement_method       'phi and omega scans'
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_diffrn_reflns_limit_k_max       24
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_exptl_absorpt_correction_T_max  0.6247
_exptl_absorpt_correction_T_min  0.4722
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_refine_ls_extinction_method     none
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_refine_ls_restrained_S_all      1.019
_refine_ls_R_factor_all          0.1981
_refine_ls_R_factor_gt           0.0811
_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^)+(0.1000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
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