Ancillary Ligand Effects upon Dithiolene Redox Noninnocence in Tungsten Bis(dithiolene) Complexes
Yong Yan; Christopher Keating; Perumalreddy Chandrasekaran; Upul Jayarathne; Joel T. Mague; Serena DeBeer; Kyle M. Lancaster; Stephen Sproules; Igor V. Rubtsov; James P. Donahue; Inorganic Chemistry 52 (2013) 6743–6751; doi:10.1021/ic4009174

data_4335148
_publ_contact_author             'James P. Donahue'
_publ_contact_author_address
;
   James P. Donahue
   Department of Chemistry
   Tulane University
   Percival Stern Hall, Room 2015
   6400 Freret Street
   New Orleans, Louisiana 70118-5698
;
_publ_contact_author_email       donahue@tulane.edu
_publ_section_title
;
 Ancillary Ligand Effects upon Dithiolene Redox Noninnocence in Tungsten
 Bis(dithiolene) Complexes
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              6743
_journal_page_last               6751
_journal_paper_doi               10.1021/ic4009174
_journal_volume                  52
_journal_year                    2013
_chemical_formula_sum            'C28 H30 N2 O3 S2 W'
_chemical_formula_weight         690.51
_chemical_name_systematic
; 
 Tricarbonyl(2,5-bis(2,4,6-trimethylphenyl)cyclopent-3-en-1- 
ylidene)(but-2-ene-2,3-dithiolato)tungsten(II) 
;
_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     heavy
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                81.487(2)
_cell_angle_beta                 83.283(2)
_cell_angle_gamma                81.982(2)
_cell_formula_units_Z            2
_cell_length_a                   8.1260(15)
_cell_length_b                   9.2813(17)
_cell_length_c                   18.779(3)
_cell_measurement_reflns_used    9967
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      29.07
_cell_measurement_theta_min      2.20
_cell_volume                     1380.3(4)
_computing_cell_refinement       'Bruker SAINT (Bruker-AXS 2009)'
_computing_data_collection       'Bruker APEX2 (Bruker-AXS, 2010)'
_computing_data_reduction        'Bruker SAINT (Bruker-AXS 2009)'
_computing_molecular_graphics    'Bruker SHELXTL(Bruker-AXS 2008)'
_computing_publication_material  'Bruker SHELXTL(Bruker-AXS 2008)'
_computing_structure_refinement  'SHELXL (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.935
_diffrn_measurement_device_type  'Bruker Smart APEX CCD'
_diffrn_measurement_method       '\f and \w scans'
_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  0.0350
_diffrn_reflns_av_sigmaI/netI    0.0323
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            24205
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         29.10
_diffrn_reflns_theta_min         2.20
_exptl_absorpt_coefficient_mu    4.368
_exptl_absorpt_correction_T_max  0.7214
_exptl_absorpt_correction_T_min  0.3585
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2009)'
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.661
_exptl_crystal_description       Slab
_exptl_crystal_F_000             684
_exptl_crystal_size_max          0.27
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.08
_refine_diff_density_max         1.654
_refine_diff_density_min         -1.119
_refine_diff_density_rms         0.110
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.070
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     333
_refine_ls_number_reflns         6931
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.070
_refine_ls_R_factor_all          0.0225
_refine_ls_R_factor_gt           0.0209
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0245P)^2^+0.4344P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0511
_refine_ls_wR_factor_ref         0.0520
_reflns_number_gt                6587
_reflns_number_total             6931
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            ic4009174_si_002_13.cif
_cod_data_source_block           jpd467_0m
_cod_database_code               4335148