A comparative study of the structure and bonding in heavier pnictinidene complexes [(ArE)M(CO)n] (E = As, Sb and Bi; M = Cr, Mo, W and Fe).
Vránová, Iva; Kremláček, Vít; Erben, Milan; Turek, Jan; Jambor, Roman; Růžička, Aleš; Alonso, Mercedes; Dostál, Libor; Dalton transactions (Cambridge, England : 2003) 46 (2017) 3556–3568; doi:10.1039/c7dt00095b

data_7042138
_publ_section_title
;
 A comparative study of the structure and bonding in heavier pnictinidene
 complexes [(ArE)M(CO)n] (E = As, Sb and Bi; M = Cr, Mo, W and Fe).
;
_journal_issue                   11
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              3556
_journal_page_last               3568
_journal_paper_doi               10.1039/c7dt00095b
_journal_volume                  46
_journal_year                    2017
_chemical_formula_moiety         'C20 H23 As Fe N2 O4'
_chemical_formula_sum            'C20 H23 As Fe N2 O4'
_chemical_formula_weight         486.17
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           9
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C -2yc'
_symmetry_space_group_name_H-M   'C 1 c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2016-11-06 deposited with the CCDC.
2017-02-20 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 102.863(5)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   13.9922(4)
_cell_length_b                   16.2860(2)
_cell_length_c                   9.5112(3)
_cell_measurement_reflns_used    14612
_cell_measurement_temperature    150(1)
_cell_measurement_theta_max      27.4
_cell_measurement_theta_min      1
_cell_volume                     2112.99(10)
_computing_cell_refinement       'COLLECT and DENZO'
_computing_data_collection
'COLLECT (Hooft, 1998) and DENZO (Otwinowski & Minor, 1997)'
_computing_data_reduction        'COLLECT and DENZO'
_computing_molecular_graphics    'PLATON (Spek, 2003)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR92 (Altomare et al., 1994)'
_diffrn_ambient_temperature      150(1)
_diffrn_detector_area_resol_mean 9.091
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  'Bruker Nonius KappaCCD area detector'
_diffrn_measurement_method       '\f and \w scans to fill the Ewald sphere'
_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  0.0247
_diffrn_reflns_av_sigmaI/netI    0.0215
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            14579
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.95
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.295
_exptl_absorpt_correction_T_max  0.845
_exptl_absorpt_correction_T_min  0.493
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details
;
Gaussian integration (Coppens, 1970)
;
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.528
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             992
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.44
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.248
_refine_diff_density_min         -0.306
_refine_diff_density_rms         0.045
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.007(6)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.090
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     253
_refine_ls_number_reflns         4586
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.090
_refine_ls_R_factor_all          0.0207
_refine_ls_R_factor_gt           0.0181
_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^)+(0.0108P)^2^+1.9294P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0401
_refine_ls_wR_factor_ref         0.0421
_reflns_number_gt                4432
_reflns_number_total             4586
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c7dt00095b3.cif
_cod_data_source_block           1d
_cod_depositor_comments
'Adding full bibliography for 7042129--7042138.cif.'
_cod_original_sg_symbol_H-M      'C c'
_cod_database_code               7042138