Bis[(trimethylsilyl)methyl]manganese: Structural Variations of Its Solvent-Free and TMEDA-, Pyridine-, and Dioxane-Complexed Forms
Alberola, Antonio; Blair, Victoria L.; Carrella, Luca M.; Clegg, William; Kennedy, Alan R.; Klett, Jan; Mulvey, Robert E.; Newton, Sean; Rentschler, Eva; Russo, Luca; Organometallics 28 (2009) 2112–; doi:10.1021/om801135d

data_4068864
_publ_section_title
;
 Bis[(trimethylsilyl)methyl]manganese: Structural Variations of Its
 Solvent-Free and TMEDA-, Pyridine-, and Dioxane-Complexed Forms
;
_journal_issue                   7
_journal_name_full               Organometallics
_journal_page_first              2112
_journal_paper_doi               10.1021/om801135d
_journal_volume                  28
_journal_year                    2009
_chemical_formula_moiety         'C20 H52 Mn2 O2 Si4'
_chemical_formula_sum            'C20 H52 Mn2 O2 Si4'
_chemical_formula_weight         546.86
_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   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                82.895(16)
_cell_angle_beta                 88.064(15)
_cell_angle_gamma                67.505(12)
_cell_formula_units_Z            2
_cell_length_a                   8.2431(10)
_cell_length_b                   10.6831(18)
_cell_length_c                   20.141(3)
_cell_measurement_reflns_used    7297
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      2.5
_cell_volume                     1625.9(4)
_computing_cell_refinement       EvalCCD'
_computing_data_collection       'Nonius COLLECT'
_computing_data_reduction        EvalCCD
_computing_molecular_graphics    SHELXTL
_computing_publication_material  'SHELXTL and local programs'
_computing_structure_refinement  SHELXTL
_computing_structure_solution    SHELXTL
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.981
_diffrn_measured_fraction_theta_max 0.981
_diffrn_measurement_device_type  'Nonius KappaCCD diffractometer'
_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  0.0418
_diffrn_reflns_av_sigmaI/netI    0.0514
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            18694
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         5.10
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.936
_exptl_absorpt_correction_T_max  0.973
_exptl_absorpt_correction_T_min  0.595
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            pink
_exptl_crystal_density_diffrn    1.117
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             588
_exptl_crystal_size_max          0.62
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.258
_refine_diff_density_min         -0.232
_refine_diff_density_rms         0.053
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.029
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     293
_refine_ls_number_reflns         5626
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.029
_refine_ls_R_factor_all          0.0590
_refine_ls_R_factor_gt           0.0327
_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^)+(0.0248P)^2^+0.4696P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0616
_refine_ls_wR_factor_ref         0.0695
_reflns_number_gt                4225
_reflns_number_total             5626
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            om801135d_si_001.cif
_cod_data_source_block           rem452
_cod_database_code               4068864