Metal-Metal Interactions in C3-Symmetric Diiron Imido Complexes Linked by Phosphinoamide Ligands
Subramaniam Kuppuswamy; Tamara M. Powers; Bruce M. Johnson; Mark W. Bezpalko; Carl K. Brozek; Bruce M. Foxman; Louise A. Berben; Christine M. Thomas; Inorganic Chemistry 52 (2013) 4802–4811; doi:10.1021/ic302108k

data_4334550
_publ_section_title
;
 Metal-Metal Interactions in C3-Symmetric Diiron Imido Complexes Linked by
 Phosphinoamide Ligands
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              4802
_journal_page_last               4811
_journal_paper_doi               10.1021/ic302108k
_journal_volume                  52
_journal_year                    2013
_chemical_formula_moiety         'C54 H62 Fe2 N4 P3'
_chemical_formula_sum            'C54 H62 Fe2 N4 P3'
_chemical_formula_weight         971.73
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     other
_audit_creation_date             2012-05-25
_audit_creation_method           CRYSTALS_ver_14.43
_cell_angle_alpha                90
_cell_angle_beta                 91.353(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   15.5760(9)
_cell_length_b                   18.7595(9)
_cell_length_c                   17.0026(9)
_cell_measurement_reflns_used    6413
_cell_measurement_temperature    120
_cell_measurement_theta_max      28
_cell_measurement_theta_min      3
_cell_volume                     4966.7(5)
_computing_cell_refinement       'Apex2 (Bruker AXS, 2006)'
_computing_data_collection       'Apex2 (Bruker AXS, 2006)'
_computing_data_reduction        'Apex2 (Bruker AXS, 2006)'
_computing_molecular_graphics    'CAMERON (Watkin et al., 1996)'
_computing_publication_material  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_refinement  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_solution    'Superflip (Palatinus & Chapuis, 2007)'
_diffrn_ambient_temperature      120
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device       Area
_diffrn_measurement_device_type  'Bruker Kappa Apex2'
_diffrn_measurement_method       '\f & \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.080
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            54086
_diffrn_reflns_theta_full        28.042
_diffrn_reflns_theta_max         28.042
_diffrn_reflns_theta_min         1.617
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.721
_exptl_absorpt_correction_T_max  0.92
_exptl_absorpt_correction_T_min  0.89
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details
; 
 Analytical Absorption (De Meulenaer & Tompa, 1965) 
;
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.299
_exptl_crystal_description       prism
_exptl_crystal_F_000             2044
_exptl_crystal_size_max          0.180
_exptl_crystal_size_mid          0.160
_exptl_crystal_size_min          0.120
_refine_diff_density_max         0.94
_refine_diff_density_min         -0.93
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.0000
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     568
_refine_ls_number_reflns         12005
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.0832
_refine_ls_R_factor_gt           0.0453
_refine_ls_shift/su_max          0.0014049
_refine_ls_shift/su_mean         0.0000845
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
;
 Method= Modified Sheldrick 
 w=1/[\s^2^(F^2^) + ( 0.03P)^2^ + 5.35P] 
 ,where P=(max(Fo^2^,0) + 2Fc^2^)/3 
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_all         0.0898
_refine_ls_wR_factor_gt          0.0802
_refine_ls_wR_factor_ref         0.0898
_reflns_limit_h_max              20
_reflns_limit_h_min              -20
_reflns_limit_k_max              24
_reflns_limit_k_min              0
_reflns_limit_l_max              22
_reflns_limit_l_min              0
_reflns_number_gt                8151
_reflns_number_total             12005
_reflns_threshold_expression     I>2.0\s(I)
_oxford_diffrn_Wilson_B_factor   0.00
_oxford_diffrn_Wilson_scale      0.00
_oxford_refine_ls_r_factor_ref   0.0832
_oxford_refine_ls_scale          0.080882(10)
_oxford_reflns_number_all        12005
_oxford_reflns_threshold_expression_ref I>-10.0\s(I)
_oxford_structure_analysis_title 'sk_574_0m in P2(1)/n'
_cod_data_source_file            ic302108k_si_002_5.cif
_cod_data_source_block           6
_cod_original_sg_symbol_Hall     '-P 2yn '
_cod_original_sg_symbol_H-M      'P 1 21/n 1 '
_cod_database_code               4334550
_iucr_refine_instructions_details_constraints
;
BLOCK SCALE X'S, U'S 
RIDE C   (   1,X'S) H   (  11,X'S) 
RIDE C   (   2,X'S) H   (  21,X'S) H   (  22,X'S) H   (  23,X'S) 
RIDE C   (   3,X'S) H   (  31,X'S) H   (  32,X'S) H   (  33,X'S) 
RIDE C   (   5,X'S) H   (  51,X'S) 
RIDE C   (   6,X'S) H   (  61,X'S) 
RIDE C   (   7,X'S) H   (  71,X'S) 
RIDE C   (   8,X'S) H   (  81,X'S) 
RIDE C   (   9,X'S) H   (  91,X'S) 
RIDE C   (  11,X'S) H   ( 111,X'S) 
RIDE C   (  12,X'S) H   ( 121,X'S) 
RIDE C   (  13,X'S) H   ( 131,X'S) 
RIDE C   (  14,X'S) H   ( 141,X'S) 
RIDE C   (  15,X'S) H   ( 151,X'S) 
RIDE C   (  16,X'S) H   ( 161,X'S) 
RIDE C   (  17,X'S) H   ( 171,X'S) H   ( 172,X'S) H   ( 173,X'S) 
RIDE C   (  18,X'S) H   ( 181,X'S) H   ( 182,X'S) H   ( 183,X'S) 
RIDE C   (  20,X'S) H   ( 201,X'S) 
RIDE C   (  21,X'S) H   ( 211,X'S) 
RIDE C   (  22,X'S) H   ( 221,X'S) 
RIDE C   (  23,X'S) H   ( 231,X'S) 
RIDE C   (  24,X'S) H   ( 241,X'S) 
RIDE C   (  26,X'S) H   ( 261,X'S) 
RIDE C   (  27,X'S) H   ( 271,X'S) 
RIDE C   (  28,X'S) H   ( 281,X'S) 
RIDE C   (  29,X'S) H   ( 291,X'S) 
RIDE C   (  30,X'S) H   ( 301,X'S) 
RIDE C   (  31,X'S) H   ( 311,X'S) 
RIDE C   (  32,X'S) H   ( 321,X'S) H   ( 322,X'S) H   ( 323,X'S) 
RIDE C   (  33,X'S) H   ( 331,X'S) H   ( 332,X'S) H   ( 333,X'S) 
RIDE C   (  35,X'S) H   ( 351,X'S) 
RIDE C   (  36,X'S) H   ( 361,X'S) 
RIDE C   (  37,X'S) H   ( 371,X'S) 
RIDE C   (  38,X'S) H   ( 381,X'S) 
RIDE C   (  39,X'S) H   ( 391,X'S) 
RIDE C   (  41,X'S) H   ( 411,X'S) 
RIDE C   (  42,X'S) H   ( 421,X'S) 
RIDE C   (  43,X'S) H   ( 431,X'S) 
RIDE C   (  44,X'S) H   ( 441,X'S) 
RIDE C   (  45,X'S) H   ( 451,X'S) 
RIDE C   (  48,X'S) H   ( 481,X'S) 
RIDE C   (  50,X'S) H   ( 501,X'S) 
RIDE C   (  52,X'S) H   ( 521,X'S) H   ( 522,X'S) H   ( 523,X'S) 
RIDE C   (  53,X'S) H   ( 531,X'S) H   ( 532,X'S) H   ( 533,X'S) 
RIDE C   (  54,X'S) H   ( 541,X'S) H   ( 542,X'S) H   ( 543,X'S) 
END                                                                             
;
_iucr_refine_instructions_details_restraints
;
NO 
REM   HREST   START (DO NOT REMOVE THIS LINE) 
REM   HREST   END (DO NOT REMOVE THIS LINE) 
END                                                                             
;