Alkyl Grignard cross-coupling of aryl phosphates catalyzed by new, highly active ionic iron(ii) complexes containing a phosphine ligand and an imidazolium cation.
Li, Zhuang; Liu, Ling; Sun, Hong-Mei; Shen, Qi; Zhang, Yong; Dalton transactions (Cambridge, England : 2003) 45 (2016) 17739–17747; doi:10.1039/c6dt02995g

data_7040809
_publ_section_title
;
 Alkyl Grignard cross-coupling of aryl phosphates catalyzed by new, highly
 active ionic iron(ii) complexes containing a phosphine ligand and an
 imidazolium cation.
;
_journal_issue                   44
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              17739
_journal_page_last               17747
_journal_paper_doi               10.1039/c6dt02995g
_journal_volume                  45
_journal_year                    2016
_chemical_formula_moiety         'C45 H52 Br3 Fe N2 P'
_chemical_formula_sum            'C45 H52 Br3 Fe N2 P'
_chemical_formula_weight         947.44
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           33
_symmetry_cell_setting           orthorhombic
_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
_audit_update_record
;
2016-09-21 deposited with the CCDC.
2016-09-27 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   17.4631(9)
_cell_length_b                   14.2501(5)
_cell_length_c                   17.9938(10)
_cell_measurement_reflns_used    4868
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      1.00000
_cell_measurement_theta_min      0.45195
_cell_volume                     4477.8(4)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Xcalibur, Atlas, Gemini'
_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  0.0491
_diffrn_reflns_av_unetI/netI     0.0678
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            17111
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.86
_exptl_absorpt_coefficient_mu    3.081
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.45195
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            'clear light orange'
_exptl_crystal_density_diffrn    1.405
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1928
_exptl_crystal_size_max          0.71
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.940
_refine_diff_density_min         -0.560
_refine_diff_density_rms         0.073
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.013
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     469
_refine_ls_number_reflns         6816
_refine_ls_number_restraints     5
_refine_ls_restrained_S_all      1.014
_refine_ls_R_factor_all          0.0870
_refine_ls_R_factor_gt           0.0540
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0601P)^2^+4.4415P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1179
_refine_ls_wR_factor_ref         0.1347
_reflns_number_gt                4984
_reflns_number_total             6816
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6dt02995g2.cif
_cod_data_source_block           4
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 7040808--7040813.cif.
;
_cod_original_sg_symbol_H-M      Pna21
_cod_database_code               7040809