Uniquely Strong Electronic Communication between [Mo2] Units Linked by Dioxolene Dianions
F. Albert Cotton; Carlos A. Murillo; Dino Villagrán; Rongmin Yu; Journal of the American Chemical Society 128 (2006) 3281–3290; doi:10.1021/ja0582962

data_4110482
_publ_contact_author_address
;  Laboratory for Molecular Structure and Bonding
   Dept. of Chemistry
   Texas A&M University, PO Box  30012
   College Station, TX 77842-3012, USA
;
_publ_contact_author_email       cotton@tamu.edu
_publ_contact_author_fax         '(979) 845 9351'
_publ_contact_author_name        'F. A. Cotton'
_publ_contact_author_phone       '(979) 845 4432'
_publ_section_title
;
 Uniquely Strong Electronic Communication between [Mo2] Units Linked by
 Dioxolene Dianions
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              3281
_journal_page_last               3290
_journal_paper_doi               10.1021/ja0582962
_journal_volume                  128
_journal_year                    2006
_chemical_formula_moiety         'C96 H90 Mo4 N14 O20, 5H2 O'
_chemical_formula_sum            'C96 H100 Mo4 N14 O25'
_chemical_formula_weight         2233.66
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           12
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2y'
_symmetry_space_group_name_H-M   'C 1 2/m 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                 103.516(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   17.349(11)
_cell_length_b                   25.446(16)
_cell_length_c                   12.888(8)
_cell_measurement_reflns_used    4108
_cell_measurement_temperature    213(2)
_cell_measurement_theta_max      20.06
_cell_measurement_theta_min      2.28
_cell_volume                     5532(6)
_computing_cell_refinement       SAINT
_computing_data_collection       SMART
_computing_data_reduction        SANT
_computing_molecular_graphics    'SHELXTL (Siemens, 1996)'
_computing_publication_material  CIFTAB
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      213(2)
_diffrn_detector_area_resol_mean 0
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.982
_diffrn_measurement_device_type  'Bruker SMART 1000'
_diffrn_measurement_method       '\w Scans'
_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  0.0525
_diffrn_reflns_av_sigmaI/netI    0.0618
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            7404
_diffrn_reflns_theta_full        20.06
_diffrn_reflns_theta_max         20.06
_diffrn_reflns_theta_min         1.95
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.515
_exptl_absorpt_correction_T_max  0.9267
_exptl_absorpt_correction_T_min  0.8607
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            dark-green
_exptl_crystal_density_diffrn    1.341
_exptl_crystal_description       needle
_exptl_crystal_F_000             2284
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.15
_refine_diff_density_max         1.363
_refine_diff_density_min         -2.830
_refine_diff_density_rms         0.182
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.118
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_parameters     311
_refine_ls_number_reflns         2643
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.118
_refine_ls_R_factor_all          0.1542
_refine_ls_R_factor_gt           0.1259
_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^)+(0.1022P)^2^+395.6464P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.3081
_refine_ls_wR_factor_ref         0.3310
_reflns_number_gt                1990
_reflns_number_total             2643
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja0582962si20051206_054833_4.cif
_cod_data_source_block           compound-3
_cod_database_code               4110482