Protonation of Ferrous Dinitrogen Complexes Containing a Diphosphine Ligand with a Pendent Amine
Zachariah M. Heiden; Shentan Chen; Michael T. Mock; William G. Dougherty; W. Scott Kassel; Roger Rousseau; R. Morris Bullock; Inorganic Chemistry 52 (2013) 4026–4039; doi:10.1021/ic4000704

data_4334368
_publ_section_title
;
 Protonation of Ferrous Dinitrogen Complexes Containing a Diphosphine
 Ligand with a Pendent Amine
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              4026
_journal_page_last               4039
_journal_paper_doi               10.1021/ic4000704
_journal_volume                  52
_journal_year                    2013
_chemical_formula_sum            'C16 H42 Br Fe N P4'
_chemical_formula_weight         508.15
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           33
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_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
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_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   16.431(2)
_cell_length_b                   19.339(3)
_cell_length_c                   7.6498(9)
_cell_measurement_reflns_used    7015
_cell_measurement_temperature    110(2)
_cell_measurement_theta_max      27.69
_cell_measurement_theta_min      2.44
_cell_volume                     2430.8(6)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      110(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \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  0.0785
_diffrn_reflns_av_sigmaI/netI    0.0824
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       29
_diffrn_reflns_limit_k_min       -29
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -11
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_diffrn_reflns_theta_full        33.17
_diffrn_reflns_theta_max         33.17
_diffrn_reflns_theta_min         1.63
_exptl_absorpt_coefficient_mu    2.528
_exptl_absorpt_correction_T_max  0.9280
_exptl_absorpt_correction_T_min  0.5594
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.389
_exptl_crystal_description       needle
_exptl_crystal_F_000             1064
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.492
_refine_diff_density_min         -0.533
_refine_diff_density_rms         0.105
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.223(6)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.011
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     222
_refine_ls_number_reflns         8709
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.011
_refine_ls_R_factor_all          0.0772
_refine_ls_R_factor_gt           0.0424
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0205P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0613
_refine_ls_wR_factor_ref         0.0689
_reflns_number_gt                6398
_reflns_number_total             8709
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic4000704_si_002_3.cif
_cod_data_source_block           pnl144a
_cod_original_cell_volume        2430.8(5)
_cod_database_code               4334368