Unusual Ligand Transformations Initiated by dppm Deprotonation in Methylene-Bridged Rh/Os Complexes
Kyle D. Wells; Robert McDonald; Michael J. Ferguson; Martin Cowie; Inorganic Chemistry 50 (2011) 3523–3538; doi:10.1021/ic102470j

data_4324876
_publ_contact_author_address
; Department of Chemistry
  University of Alberta
  Edmonton, Alberta T6G 2G2
  Canada
;
_publ_contact_author_email       martin.cowie@ualberta.ca
_publ_contact_author_fax         1(780)4928231
_publ_contact_author_name        'Dr. Martin Cowie'
_publ_contact_author_phone       1(780)4925581
_publ_section_title
;
 Unusual Ligand Transformations Initiated by dppm Deprotonation in
 Methylene-Bridged Rh/Os Complexes
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              3523
_journal_page_last               3538
_journal_paper_doi               10.1021/ic102470j
_journal_volume                  50
_journal_year                    2011
_chemical_formula_moiety         'C55 H45 O4 Os P4 Rh, 3(C6 H6)'
_chemical_formula_sum            'C73 H63 O4 Os P4 Rh'
_chemical_formula_weight         1421.22
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           58
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2 2n'
_symmetry_space_group_name_H-M   'P n n m'
_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            4
_cell_length_a                   18.7282(8)
_cell_length_b                   23.2474(9)
_cell_length_c                   14.2788(6)
_cell_measurement_reflns_used    9189
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      20.91
_cell_measurement_theta_min      2.34
_cell_volume                     6216.7(4)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'DIRDIF-2008 (Beurskens et al., 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\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  0.0314
_diffrn_reflns_av_sigmaI/netI    0.0157
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       28
_diffrn_reflns_limit_k_min       -28
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            48014
_diffrn_reflns_theta_full        26.25
_diffrn_reflns_theta_max         26.25
_diffrn_reflns_theta_min         1.67
_exptl_absorpt_coefficient_mu    2.460
_exptl_absorpt_correction_T_max  0.7276
_exptl_absorpt_correction_T_min  0.5376
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2008)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.518
_exptl_crystal_description       prism
_exptl_crystal_F_000             2856
_exptl_crystal_size_max          0.29
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.870
_refine_diff_density_min         -0.479
_refine_diff_density_rms         0.065
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.058
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     389
_refine_ls_number_reflns         6543
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.058
_refine_ls_R_factor_all          0.0383
_refine_ls_R_factor_gt           0.0277
_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^)+(0.0294P)^2^+7.6480P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0654
_refine_ls_wR_factor_ref         0.0720
_reflns_number_gt                5289
_reflns_number_total             6543
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ic102470j_si_002_3.cif
_cod_data_source_block           6b
_cod_database_code               4324876