Kinetically Controlled Formation of Octahedraltrans-Dicarbonyl Iron(II) PNP Pincer Complexes: The Decisive Role of Spin-State Changes§
Benito-Garagorri, David; Alves, Luis Gonçalo; Veiros, Luis F.; Standfest-Hauser, Christina M.; Tanaka, Shinji; Mereiter, Kurt; Kirchner, Karl; Organometallics 29 (2010) 4932–; doi:10.1021/om1001638

data_4065855
_publ_section_title
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 Kinetically Controlled Formation of Octahedraltrans-Dicarbonyl Iron(II)
 PNP Pincer Complexes: The Decisive Role of Spin-State Changes&#x00A7;
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_journal_issue                   21
_journal_name_full               Organometallics
_journal_page_first              4932
_journal_paper_doi               10.1021/om1001638
_journal_volume                  29
_journal_year                    2010
_chemical_formula_moiety         'C19 H33 Br Fe N3 O2 P2, C4 H10 O, B F4 '
_chemical_formula_sum            'C23 H43 B Br F4 Fe N3 O3 P2'
_chemical_formula_weight         694.10
_chemical_name_common            '1318 trans-[Fe(PNP-iPr)(CO)2Br]BF4.(C2H5)2O'
_chemical_name_systematic
; 
(N,N'-bis(di-isopropylphosphino)-2,6-diaminopyridine)-
-trans-bis(carbonyl)-bromo-iron(II) tetrafluoroborate
diethylether solvate
;
_space_group_IT_number           70
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-F 2uv 2vw'
_symmetry_space_group_name_H-M   'F d d d :2'
_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            16
_cell_length_a                   11.5251(9)
_cell_length_b                   24.5644(19)
_cell_length_c                   42.952(3)
_cell_measurement_reflns_used    7951
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      29.99
_cell_measurement_theta_min      2.42
_cell_volume                     12160.0(16)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT, SADABS, XPREP'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker Smart APEX CCD 3-axis'
_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  0.0266
_diffrn_reflns_av_sigmaI/netI    0.0153
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       34
_diffrn_reflns_limit_k_min       -34
_diffrn_reflns_limit_l_max       60
_diffrn_reflns_limit_l_min       -59
_diffrn_reflns_number            39753
_diffrn_reflns_theta_full        30.03
_diffrn_reflns_theta_max         30.03
_diffrn_reflns_theta_min         2.42
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    1.970
_exptl_absorpt_correction_T_max  0.60
_exptl_absorpt_correction_T_min  0.44
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'program SADABS'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.517
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             5728
_exptl_crystal_size_max          0.59
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.26
_refine_diff_density_max         0.867
_refine_diff_density_min         -0.453
_refine_diff_density_rms         0.091
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.093
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     193
_refine_ls_number_reflns         4439
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.093
_refine_ls_R_factor_all          0.0493
_refine_ls_R_factor_gt           0.0423
_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^)+(0.0508P)^2^+63.2949P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1055
_refine_ls_wR_factor_ref         0.1099
_reflns_number_gt                3876
_reflns_number_total             4439
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om1001638_si_001.cif
_cod_data_source_block           6a.Et2O-1318
_cod_depositor_comments
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The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
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_cod_original_sg_symbol_H-M      Fddd
_cod_database_code               4065855