Direct Evidence for a Geometrically Constrained "Entatic State" Effect on Copper(II/I) Electron-Transfer Kinetics As Manifested in Metastable Intermediates
Qiuyue Yu; Cynthia A. Salhi; Edna A. Ambundo; Mary Jane Heeg; L. A. Ochrymowycz; D. B. Rorabacher; Journal of the American Chemical Society 123 (2001) 5720–5729; doi:10.1021/ja002995r

data_4115579
_publ_section_title
;
 Direct Evidence for a Geometrically Constrained "Entatic State" Effect on
 Copper(II/I) Electron-Transfer Kinetics As Manifested in Metastable
 Intermediates
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              5720
_journal_page_last               5729
_journal_paper_doi               10.1021/ja002995r
_journal_volume                  123
_journal_year                    2001
_chemical_formula_sum            'C18 H32 Cl Cu O4 S4'
_chemical_formula_weight         539.67
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 91.87(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.916(2)
_cell_length_b                   15.602(3)
_cell_length_c                   13.660(3)
_cell_measurement_reflns_used    6270
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      28
_cell_measurement_theta_min      3
_cell_volume                     2325.2(8)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    SHELXTL-Plus
_computing_publication_material  SHELXL-93
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      295(2)
_diffrn_measured_fraction_theta_full 0.922
_diffrn_measured_fraction_theta_max 0.922
_diffrn_measurement_method       'SMART CCD'
_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  0.022
_diffrn_reflns_av_sigmaI/netI    0.0344
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            16434
_diffrn_reflns_theta_full        28.25
_diffrn_reflns_theta_max         28.25
_diffrn_reflns_theta_min         1.98
_exptl_absorpt_coefficient_mu    1.435
_exptl_absorpt_correction_T_max  0.8135
_exptl_absorpt_correction_T_min  0.6116
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.541
_exptl_crystal_description       tablets
_exptl_crystal_F_000             1128
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.945
_refine_diff_density_min         -0.623
_refine_diff_density_rms         0.063
_refine_ls_extinction_coef       0.0005(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   0.961
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     382
_refine_ls_number_reflns         5317
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.961
_refine_ls_R_factor_all          0.0595
_refine_ls_R_factor_gt           0.0374
_refine_ls_shift/su_max          0.860
_refine_ls_shift/su_mean         0.021
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0668P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1035
_refine_ls_wR_factor_ref         0.1094
_reflns_number_gt                3537
_reflns_number_total             5317
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja002995r_6.cif
_cod_data_source_block           Cu(I)L10
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' tag value 'monocclinic' was replaced with
'monoclinic' value as specified in the replacement file
'/home/robertas/cod-tools/perl-scripts/inputs/replacement_values.lst'.

Automatic conversion script
Id: cif_fix_values 3143 2015-03-26 13:38:13Z robertas 
;
_cod_original_cell_volume        2325.4(8)
_cod_database_code               4115579