Molybdenum 1,4-Diazabuta-1,3-diene Tricarbonyl Solvento Complexes Revisited: From Solvatochromism to Attractive Ligand-Ligand Interaction
Benjamin Oelkers; Alexander Venker; Jörg Sundermeyer; Inorganic Chemistry 51 (2012) 4636–4643; doi:10.1021/ic202517w

data_4328918
_publ_section_title
;
 Molybdenum 1,4-Diazabuta-1,3-diene Tricarbonyl Solvento Complexes
 Revisited: From Solvatochromism to Attractive Ligand-Ligand Interaction
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              4636
_journal_page_last               4643
_journal_paper_doi               10.1021/ic202517w
_journal_volume                  51
_journal_year                    2012
_chemical_formula_moiety         'C25 H27 Mo N3 O3, C2 H3 N'
_chemical_formula_sum            'C27 H30 Mo N4 O3'
_chemical_formula_weight         554.49
_chemical_name_systematic
;
 ?
;
_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     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                101.227(3)
_cell_angle_beta                 91.254(4)
_cell_angle_gamma                110.102(3)
_cell_formula_units_Z            2
_cell_length_a                   8.0486(4)
_cell_length_b                   10.7159(5)
_cell_length_c                   16.9424(7)
_cell_measurement_reflns_used    10858
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.2
_cell_measurement_theta_min      1.23
_cell_volume                     1339.70(11)
_computing_cell_refinement       'STOE X-AREA'
_computing_data_collection       'STOE X-AREA'
_computing_data_reduction        'STOE X-RED'
_computing_molecular_graphics    'DIAMOND (Brandenburg, 2011)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR92 (Giacovazzo et al, 1993)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 6.67
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'STOE IPDS 2'
_diffrn_measurement_method       'rotation method'
_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  0.0397
_diffrn_reflns_av_sigmaI/netI    0.0558
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            12303
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         26.73
_diffrn_reflns_theta_min         1.23
_exptl_absorpt_coefficient_mu    0.523
_exptl_absorpt_correction_T_max  0.9661
_exptl_absorpt_correction_T_min  0.9446
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details
;
a grid of  8 x  8 x  8 =   512 sampling points was used
;
_exptl_crystal_colour            'dark blue'
_exptl_crystal_density_diffrn    1.375
_exptl_crystal_description       plate
_exptl_crystal_F_000             572
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.498
_refine_diff_density_min         -1.061
_refine_diff_density_rms         0.080
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.917
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     324
_refine_ls_number_reflns         5639
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.917
_refine_ls_R_factor_all          0.0563
_refine_ls_R_factor_gt           0.0426
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0656P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0994
_refine_ls_wR_factor_ref         0.1027
_reflns_number_gt                4333
_reflns_number_total             5639
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic202517w_si_001_03.cif
_cod_data_source_block           compound2
_cod_database_code               4328918