Hindered Axial-Equatorial Carbonyl Exchange in an Fe(CO)4(PR3) Complex of a Rigid Bicyclic Phosphine
Thomas S. Barnard; Mark R. Mason; Inorganic Chemistry 40 (2001) 5001–5009; doi:10.1021/ic001372b

data_4320234
_publ_contact_author
;
     Professor Mark R. Mason
     Department of Chemistry
     University of Toledo
     Toledo, OH 43606, USA
;
_publ_contact_author_email       mmason5@uoft02.utoledo.edu
_publ_contact_author_fax         '(419) 530-4033'
_publ_contact_author_phone       '(419) 530-1532'
_publ_section_title
;
 Hindered Axial-Equatorial Carbonyl Exchange in an Fe(CO)4(PR3) Complex of
 a Rigid Bicyclic Phosphine
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              5001
_journal_page_last               5009
_journal_paper_doi               10.1021/ic001372b
_journal_volume                  40
_journal_year                    2001
_chemical_formula_moiety         'C16 H12 Fe N3 O4 P'
_chemical_formula_sum            'C16 H12 Fe N3 O4 P'
_chemical_formula_weight         397.11
_chemical_name_systematic
; 
 Fe(CO)4[P(NC4H4)3] 
;
_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   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                86.360(5)
_cell_angle_beta                 65.577(4)
_cell_angle_gamma                88.141(4)
_cell_formula_units_Z            2
_cell_length_a                   9.1920(3)
_cell_length_b                   10.2470(8)
_cell_length_c                   10.7407(3)
_cell_measurement_reflns_used    3612
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      21.43
_cell_measurement_theta_min      3.08
_cell_volume                     919.26(9)
_computing_cell_refinement       'Siemens SAINT'
_computing_data_collection       'Siemens SMART'
_computing_data_reduction        'Siemens SAINT'
_computing_molecular_graphics    'Siemens SHELXTL'
_computing_publication_material  'Siemens SHELXTL and the Toledo cifomatic'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.901
_diffrn_measured_fraction_theta_max 0.901
_diffrn_measurement_device_type  'Siemens CCD Diffractometer'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Sealed Tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0331
_diffrn_reflns_av_sigmaI/netI    0.0417
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            10468
_diffrn_reflns_theta_full        29.72
_diffrn_reflns_theta_max         29.72
_diffrn_reflns_theta_min         2.43
_diffrn_standards_interval_time  'before and after data collection'
_diffrn_standards_number         '100 frames'
_exptl_absorpt_coefficient_mu    0.931
_exptl_absorpt_correction_T_max  0.991589
_exptl_absorpt_correction_T_min  0.806106
_exptl_absorpt_correction_type   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.435
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       chunk
_exptl_crystal_F_000             404
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.254
_refine_diff_density_min         -0.204
_refine_diff_density_rms         0.045
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   0.986
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     274
_refine_ls_number_reflns         4705
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.986
_refine_ls_R_factor_all          0.0820
_refine_ls_R_factor_gt           0.0426
_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^)+(0.0555P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0949
_refine_ls_wR_factor_ref         0.1104
_reflns_number_gt                2929
_reflns_number_total             4705
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic001372b_4.cif
_cod_data_source_block           10
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_cell_volume        919.27(8)
_cod_database_code               4320234