Iron-57 NMR and Structural Study of [Fe(η5-Cp)(SnPh3)(CO)(PR3)] (PR3= Phosphine, Phosphite). Separation of Steric and Electronic σ and π Effects
Mampa, Richard M.; Fernandes, Manuel A.; Carlton, Laurence; Organometallics  (2014) 140626113119005–; doi:10.1021/om4011593

data_4083762
_publ_section_title
;
 Iron-57 NMR and Structural Study of [Fe(\h5-Cp)(SnPh3)(CO)(PR3)] (PR3=
 Phosphine, Phosphite). Separation of Steric and Electronic \s and \p
 Effects
;
_journal_name_full               Organometallics
_journal_page_first              140626113119005
_journal_paper_doi               10.1021/om4011593
_journal_year                    2014
_chemical_formula_moiety         'C45 H41 Fe O P Sn'
_chemical_formula_sum            'C45 H41 Fe O P Sn'
_chemical_formula_weight         803.29
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 92.744(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.0331(14)
_cell_length_b                   19.981(3)
_cell_length_c                   21.111(3)
_cell_measurement_reflns_used    955
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      28.14
_cell_measurement_theta_min      2.26
_cell_volume                     3806.0(10)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SHELXTL'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'CCD area detector'
_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     0.71073
_diffrn_reflns_av_R_equivalents  0.0303
_diffrn_reflns_av_sigmaI/netI    0.0274
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            23785
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         1.93
_exptl_absorpt_coefficient_mu    1.113
_exptl_absorpt_correction_T_max  0.7761
_exptl_absorpt_correction_T_min  0.6286
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details
;
Face indexed absorption corrections with XPREP
;
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.402
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       blocky
_exptl_crystal_F_000             1640
_exptl_crystal_size_max          0.46
_exptl_crystal_size_mid          0.42
_exptl_crystal_size_min          0.24
_refine_diff_density_max         0.441
_refine_diff_density_min         -0.407
_refine_diff_density_rms         0.053
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.062
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     445
_refine_ls_number_reflns         8286
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.062
_refine_ls_R_factor_all          0.0481
_refine_ls_R_factor_gt           0.0326
_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^)+(0.0219P)^2^+2.5472P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0661
_refine_ls_wR_factor_ref         0.0721
_reflns_number_gt                6559
_reflns_number_total             8286
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om4011593_si_002.cif
_cod_data_source_block           4m_lc2_a-cmpd8
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_cell_volume        3805.9(10)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               4083762