Solid state structures of dinuclear and trinuclear tungsten and molybdenum complexes with single metal-metal bonds
Barbara Modec; Peter Bukovec; Inorganica Chimica Acta 424 (2015) 226–234; doi:

data_1518911
_publ_section_title
;
 Solid state structures of dinuclear and trinuclear tungsten and
 molybdenum complexes with single metal-metal bonds
;
_journal_name_full               'Inorganica Chimica Acta'
_journal_page_first              226
_journal_page_last               234
_journal_volume                  424
_journal_year                    2015
_chemical_formula_sum            'C36 H32 N6 O16 W3'
_chemical_formula_weight         1356.23
_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
_cell_angle_alpha                90.00
_cell_angle_beta                 102.4991(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.90455(9)
_cell_length_b                   19.61987(16)
_cell_length_c                   16.26954(13)
_cell_measurement_temperature    150(2)
_cell_volume                     4021.59(5)
_computing_cell_refinement       'CrysAlis PRO (Agilent, 2011)'
_computing_data_collection       'CrysAlis PRO (Agilent, 2011)'
_computing_data_reduction        'CrysAlis PRO (Agilent, 2011)'
_computing_molecular_graphics    'ORTEP3 for Windows (Farrugia, 1997)'
_computing_publication_material
;
SHELXL-97 (Sheldrick, 1997), PLATON (Spek, 2003)
;
_computing_structure_refinement  'SHELX-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELX-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_source         'SuperNova (Cu) X-ray Source'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0357
_diffrn_reflns_av_sigmaI/netI    0.0268
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            31123
_diffrn_reflns_theta_full        74.73
_diffrn_reflns_theta_max         74.73
_diffrn_reflns_theta_min         3.58
_exptl_absorpt_coefficient_mu    16.218
_exptl_absorpt_correction_T_max  0.3231
_exptl_absorpt_correction_T_min  0.2464
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(CrysAlis PRO; Agilent, 2011)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    2.240
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2560
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.09
_refine_diff_density_max         1.061
_refine_diff_density_min         -2.062
_refine_diff_density_rms         0.193
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.123
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     550
_refine_ls_number_reflns         8230
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.123
_refine_ls_R_factor_all          0.0329
_refine_ls_R_factor_gt           0.0313
_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^)+(0.0478P)^2^+4.2464P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0777
_refine_ls_wR_factor_ref         0.0789
_reflns_number_gt                7872
_reflns_number_total             8230
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ICA-2015-424-226-234-2.cif
_cod_data_source_block           2
_cod_original_cell_volume        4021.58(5)
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               1518911