Ligand Influence on the Redox Chemistry of Organosamarium Complexes: Experimental and Theoretical Studies of the Reactions of (C5Me5)2Sm(THF)2and (C4Me4P)2Sm with Pyridine and Acridine
Labouille, Stéphanie; Nief, François; Le Goff, Xavier-Frédéric; Maron, Laurent; Kindra, Douglas R.; Houghton, Heidi L.; Ziller, Joseph W.; Evans, William J.; Organometallics 31 (2012) 5196–; doi:10.1021/om300573z

data_4078946
_publ_section_title
;
 Ligand Influence on the Redox Chemistry of Organosamarium Complexes:
 Experimental and Theoretical Studies of the Reactions of
 (C5Me5)2Sm(THF)2and (C4Me4P)2Sm with Pyridine and Acridine
;
_journal_issue                   14
_journal_name_full               Organometallics
_journal_page_first              5196
_journal_paper_doi               10.1021/om300573z
_journal_volume                  31
_journal_year                    2012
_chemical_formula_moiety         'C58 H66 N2 P4 Sm2'
_chemical_formula_sum            'C58 H66 N2 P4 Sm2'
_chemical_formula_weight         1215.71
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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                 105.501(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   27.985(1)
_cell_length_b                   16.497(1)
_cell_length_c                   23.894(1)
_cell_measurement_reflns_used    12403
_cell_measurement_temperature    150.0(1)
_cell_measurement_theta_max      27.485
_cell_measurement_theta_min      0.998
_cell_volume                     10629.9(9)
_computing_cell_refinement       'DENZO (Otwinowski & Minor, 1997) & COLLECT'
_computing_data_collection       'COLLECT (Hooft, R.W.W., 1998)'
_computing_data_reduction        'DENZO & COLLECT'
_computing_molecular_graphics    'PLATON (Spek, 2009)'
_computing_publication_material  'PLATON (Spek, 2009)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR97 (Altomare et al., 1999)'
_diffrn_ambient_temperature      150.0(1)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  KappaCCD
_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     0.71069
_diffrn_reflns_av_R_equivalents  0.0867
_diffrn_reflns_av_sigmaI/netI    0.0549
_diffrn_reflns_limit_h_max       33
_diffrn_reflns_limit_h_min       -33
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            47236
_diffrn_reflns_theta_full        25.02
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         2.84
_exptl_absorpt_coefficient_mu    2.347
_exptl_absorpt_correction_T_max  0.9120
_exptl_absorpt_correction_T_min  0.6511
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'DENZO/SCALEPACK (Otwinowski & Minor, 1996)'
_exptl_crystal_colour            Brown
_exptl_crystal_density_diffrn    1.519
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Needle
_exptl_crystal_F_000             4896
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.04
_refine_diff_density_max         1.865
_refine_diff_density_min         -1.909
_refine_diff_density_rms         0.239
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.075
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     613
_refine_ls_number_reflns         9323
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.075
_refine_ls_R_factor_all          0.1037
_refine_ls_R_factor_gt           0.0874
_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^+1471.9314P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2383
_refine_ls_wR_factor_ref         0.2494
_reflns_number_gt                7854
_reflns_number_total             9323
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om300573z_si_001.cif
_cod_data_source_block           sl7
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      'C2/c     '
_cod_database_code               4078946