Spin Equilibria in Monomeric Manganocenes: Solid-State Magnetic and EXAFS Studies
Walter, Marc D.; Sofield, Chadwick D.; Booth, Corwin H.; Andersen, Richard A.; Organometallics 28 (2009) 2005–; doi:10.1021/om800922j

data_4068540
_publ_section_title
;
 Spin Equilibria in Monomeric Manganocenes: Solid-State Magnetic and EXAFS
 Studies
;
_journal_issue                   7
_journal_name_full               Organometallics
_journal_page_first              2005
_journal_paper_doi               10.1021/om800922j
_journal_volume                  28
_journal_year                    2009
_chemical_formula_moiety         'C26 H42 Mn'
_chemical_formula_sum            'C26 H42 Mn'
_chemical_formula_weight         409.54
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           56
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ab 2ac'
_symmetry_space_group_name_H-M   'P c c n'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   11.6930(2)
_cell_length_b                   12.3169(2)
_cell_length_c                   32.8766(7)
_cell_measurement_reflns_used    8192
_cell_measurement_temperature    138(2)
_cell_measurement_theta_max      21
_cell_measurement_theta_min      2.4
_cell_volume                     4734.94(15)
_computing_cell_refinement       'Bruker SAINT V. 6.40'
_computing_data_collection       'Bruker SMART V. 5.054D'
_computing_data_reduction        'Bruker SAINT V. 6.40'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      138(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker SMART CCD'
_diffrn_measurement_method       /w-scan
_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  0.1165
_diffrn_reflns_av_sigmaI/netI    0.0656
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       30
_diffrn_reflns_limit_l_min       -36
_diffrn_reflns_number            17641
_diffrn_reflns_theta_full        23.25
_diffrn_reflns_theta_max         23.25
_diffrn_reflns_theta_min         2.07
_exptl_absorpt_coefficient_mu    0.565
_exptl_absorpt_correction_T_max  0.9920
_exptl_absorpt_correction_T_min  0.8847
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'Blessing, 1995'
_exptl_crystal_colour            red-orange
_exptl_crystal_density_diffrn    1.149
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1784
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.263
_refine_diff_density_min         -0.477
_refine_diff_density_rms         0.066
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.177
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     257
_refine_ls_number_reflns         3401
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.177
_refine_ls_R_factor_all          0.1068
_refine_ls_R_factor_gt           0.0687
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0356P)^2^+9.4119P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1287
_refine_ls_wR_factor_ref         0.1446
_reflns_number_gt                2382
_reflns_number_total             3401
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om800922j_si_002.cif
_cod_data_source_block           tBu4Mn
_cod_original_sg_symbol_H-M      Pccn
_cod_database_code               4068540