Tuning the electronic structure of Mo-Mo quadruple bonds by N for O for S substitution.
Hicks, Jamie; Ring, Sam P.; Patmore, Nathan J.; Dalton transactions (Cambridge, England : 2003) 41 (2012) 6641–6650; doi:10.1039/c2dt30234a

data_7019129
_publ_section_title
;
 Tuning the electronic structure of Mo-Mo quadruple bonds by N for O for S
 substitution.
;
_journal_issue                   22
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              6641
_journal_page_last               6650
_journal_paper_doi               10.1039/c2dt30234a
_journal_volume                  41
_journal_year                    2012
_chemical_formula_moiety         'C36 H20 Mo2 O8, 2(C4 H8 O)'
_chemical_formula_sum            'C44 H36 Mo2 O10'
_chemical_formula_weight         916.61
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 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                 90.032(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   18.8160(6)
_cell_length_b                   12.8292(4)
_cell_length_c                   17.2278(5)
_cell_measurement_reflns_used    9886
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.462
_cell_measurement_theta_min      2.165
_cell_volume                     4158.7(2)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0396
_diffrn_reflns_av_sigmaI/netI    0.0289
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            53498
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.08
_exptl_absorpt_coefficient_mu    0.659
_exptl_absorpt_correction_T_max  0.9431
_exptl_absorpt_correction_T_min  0.8740
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.464
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1856
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.09
_refine_diff_density_max         1.154
_refine_diff_density_min         -1.493
_refine_diff_density_rms         0.120
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.271
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     499
_refine_ls_number_reflns         9550
_refine_ls_number_restraints     14
_refine_ls_restrained_S_all      1.275
_refine_ls_R_factor_all          0.0668
_refine_ls_R_factor_gt           0.0596
_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^)+(0.0000P)^2^+29.9170P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1406
_refine_ls_wR_factor_ref         0.1434
_reflns_number_gt                8426
_reflns_number_total             9550
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt30234a.txt
_cod_data_source_block           Mo2OO(THF)2
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7019129