Reduction of Nitrous Oxide to Dinitrogen by a Mixed Valent Tricopper-Disulfido Cluster
Itsik Bar-Nahum; Aalo K. Gupta; Stefan M. Huber; Mehmed Z. Ertem; Christopher J. Cramer; William B. Tolman; Journal of the American Chemical Society 131 (2009) 2812–2814; doi:10.1021/ja808917k

data_4103981
_publ_contact_author_address
;Department of Chemistry and Center for Metals in Biocatalysis
University of Minnesota
207 Pleasant Street SE
Minneapolis, Minnesota 55455 (USA)
;
_publ_contact_author_email       tolman@umn.edu
_publ_contact_author_fax         '(+1) 612-624-7029'
_publ_contact_author_name        'Professor William B. Tolman'
_publ_contact_author_phone       '(+1) 612-625-4061'
_publ_section_title
;
 Reduction of Nitrous Oxide to Dinitrogen by a Mixed Valent
 Tricopper-Disulfido Cluster
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              2812
_journal_page_last               2814
_journal_paper_doi               10.1021/ja808917k
_journal_volume                  131
_journal_year                    2009
_chemical_formula_moiety         'C27 H63 Cu3 N9 S2, 2(C F3  O3 S)'
_chemical_formula_sum            'C29 H63 Cu3 F6 N9 O6 S4'
_chemical_formula_weight         1066.74
_chemical_name_common            08016
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-I 2ya'
_symmetry_space_group_name_H-M   'I 1 2/a 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 96.9920(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   23.7547(9)
_cell_length_b                   12.9647(5)
_cell_length_c                   29.9129(11)
_cell_measurement_reflns_used    3955
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      26.15
_cell_measurement_theta_min      2.49
_cell_volume                     9143.8(6)
_computing_cell_refinement       'SAINT, Bruker'
_computing_data_collection       'SMART, Bruker'
_computing_data_reduction        'SAINT, Bruker'
_computing_molecular_graphics    'SHELXTL, Bruker'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker SMART Platform CCD'
_diffrn_measurement_method       'area detector, omega scans per phi'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'normal-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0484
_diffrn_reflns_av_sigmaI/netI    0.0362
_diffrn_reflns_limit_h_max       29
_diffrn_reflns_limit_h_min       -29
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       37
_diffrn_reflns_limit_l_min       -37
_diffrn_reflns_number            47334
_diffrn_reflns_theta_full        26.40
_diffrn_reflns_theta_max         26.40
_diffrn_reflns_theta_min         1.37
_exptl_absorpt_coefficient_mu    1.638
_exptl_absorpt_correction_T_max  0.721
_exptl_absorpt_correction_T_min  0.560
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, R. Blessing, 1995'
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.550
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             4424
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.911
_refine_diff_density_min         -0.730
_refine_diff_density_rms         0.077
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.040
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     588
_refine_ls_number_reflns         9370
_refine_ls_number_restraints     73
_refine_ls_restrained_S_all      1.038
_refine_ls_R_factor_all          0.0571
_refine_ls_R_factor_gt           0.0353
_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^)+(0.0276P)^2^+29.8268P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0768
_refine_ls_wR_factor_ref         0.0884
_reflns_number_gt                7161
_reflns_number_total             9370
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja808917k_si_003.cif
_cod_data_source_block           08016m
_cod_database_code               4103981