Iron(ii) complexes of ditopic carbanionic carbenes.
Musgrave, Rebecca A.; Turbervill, Robert S. P.; Irwin, Mark; Herchel, Radovan; Goicoechea, Jose M.; Dalton transactions (Cambridge, England : 2003) 43 (2014) 4335–4344; doi:10.1039/c3dt52638k

data_7028908
_publ_section_title
;
 Iron(ii) complexes of ditopic carbanionic carbenes.
;
_journal_issue                   11
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              4335
_journal_page_last               4344
_journal_paper_doi               10.1039/c3dt52638k
_journal_volume                  43
_journal_year                    2014
_chemical_formula_moiety         'C45 H58 Fe N2'
_chemical_formula_sum            'C45 H58 Fe N2'
_chemical_formula_weight         682.78
_chemical_name_systematic
;
 [Fe(mes)2(IPr)]
;
_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                 98.3650(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.31630(10)
_cell_length_b                   17.94940(10)
_cell_length_c                   18.02220(10)
_cell_measurement_reflns_used    34409
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      76.7652
_cell_measurement_theta_min      3.4910
_cell_volume                     3941.79(5)
_computing_cell_refinement
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CrysAlisPro, Agilent Technologies,
Version 1.171.35.15 (release 03-08-2011 CrysAlis171 .NET)
(compiled Aug  3 2011,13:03:54)
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_computing_data_collection
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CrysAlisPro, Agilent Technologies,
Version 1.171.35.15 (release 03-08-2011 CrysAlis171 .NET)
(compiled Aug  3 2011,13:03:54)
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_computing_data_reduction
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CrysAlisPro, Agilent Technologies,
Version 1.171.35.15 (release 03-08-2011 CrysAlis171 .NET)
(compiled Aug  3 2011,13:03:54)
;
_computing_molecular_graphics    'WinGX (Farrugia, 2005)'
_computing_publication_material  'XCIF (Sheldrick, 2001)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 10.4102
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_source         'SuperNova (Cu) X-ray Source'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0473
_diffrn_reflns_av_sigmaI/netI    0.0202
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            82827
_diffrn_reflns_theta_full        76.96
_diffrn_reflns_theta_max         76.96
_diffrn_reflns_theta_min         3.49
_exptl_absorpt_coefficient_mu    3.291
_exptl_absorpt_correction_T_max  0.9371
_exptl_absorpt_correction_T_min  0.6558
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
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CrysAlisPro, Agilent Technologies,
Version 1.171.35.15 (release 03-08-2011 CrysAlis171 .NET)
(compiled Aug  3 2011,13:03:54)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'pale green'
_exptl_crystal_density_diffrn    1.151
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1472
_exptl_crystal_size_max          0.14
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.441
_refine_diff_density_min         -0.567
_refine_diff_density_rms         0.044
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.022
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     441
_refine_ls_number_reflns         8283
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.022
_refine_ls_R_factor_all          0.0404
_refine_ls_R_factor_gt           0.0356
_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^)+(0.0539P)^2^+1.1858P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0936
_refine_ls_wR_factor_ref         0.0974
_reflns_number_gt                7426
_reflns_number_total             8283
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            c3dt52638k.txt
_cod_data_source_block           1
_cod_depositor_comments
;
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        3941.79(4)
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7028908